author | Martin von Zweigbergk <martinvonz@google.com> |
Fri, 15 Apr 2022 18:20:41 -0700 | |
changeset 49148 | 2a9a55ffe24f |
parent 49147 | d200ecb76c72 |
child 49749 | c7fb9b74e753 |
permissions | -rw-r--r-- |
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use std::convert::TryInto; |
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use std::ops::Deref; |
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use byteorder::{BigEndian, ByteOrder}; |
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use crate::errors::HgError; |
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use crate::revlog::node::Node; |
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use crate::revlog::{Revision, NULL_REVISION}; |
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pub const INDEX_ENTRY_SIZE: usize = 64; |
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pub struct IndexHeader { |
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header_bytes: [u8; 4], |
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} |
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#[derive(Copy, Clone)] |
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pub struct IndexHeaderFlags { |
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flags: u16, |
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} |
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/// Corresponds to the high bits of `_format_flags` in python |
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impl IndexHeaderFlags { |
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/// Corresponds to FLAG_INLINE_DATA in python |
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pub fn is_inline(self) -> bool { |
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return self.flags & 1 != 0; |
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} |
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/// Corresponds to FLAG_GENERALDELTA in python |
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pub fn uses_generaldelta(self) -> bool { |
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return self.flags & 2 != 0; |
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} |
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} |
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/// Corresponds to the INDEX_HEADER structure, |
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/// which is parsed as a `header` variable in `_loadindex` in `revlog.py` |
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impl IndexHeader { |
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fn format_flags(&self) -> IndexHeaderFlags { |
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// No "unknown flags" check here, unlike in python. Maybe there should |
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// be. |
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return IndexHeaderFlags { |
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flags: BigEndian::read_u16(&self.header_bytes[0..2]), |
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}; |
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} |
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/// The only revlog version currently supported by rhg. |
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const REVLOGV1: u16 = 1; |
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/// Corresponds to `_format_version` in Python. |
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fn format_version(&self) -> u16 { |
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return BigEndian::read_u16(&self.header_bytes[2..4]); |
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} |
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const EMPTY_INDEX_HEADER: IndexHeader = IndexHeader { |
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// We treat an empty file as a valid index with no entries. |
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// Here we make an arbitrary choice of what we assume the format of the |
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// index to be (V1, using generaldelta). |
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// This doesn't matter too much, since we're only doing read-only |
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// access. but the value corresponds to the `new_header` variable in |
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// `revlog.py`, `_loadindex` |
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header_bytes: [0, 3, 0, 1], |
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}; |
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fn parse(index_bytes: &[u8]) -> Result<IndexHeader, HgError> { |
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if index_bytes.len() == 0 { |
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return Ok(IndexHeader::EMPTY_INDEX_HEADER); |
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} |
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if index_bytes.len() < 4 { |
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return Err(HgError::corrupted( |
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"corrupted revlog: can't read the index format header", |
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)); |
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} |
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return Ok(IndexHeader { |
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header_bytes: { |
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let bytes: [u8; 4] = |
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index_bytes[0..4].try_into().expect("impossible"); |
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bytes |
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}, |
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}); |
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} |
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} |
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/// A Revlog index |
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pub struct Index { |
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bytes: Box<dyn Deref<Target = [u8]> + Send>, |
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/// Offsets of starts of index blocks. |
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/// Only needed when the index is interleaved with data. |
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offsets: Option<Vec<usize>>, |
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uses_generaldelta: bool, |
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} |
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impl Index { |
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/// Create an index from bytes. |
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/// Calculate the start of each entry when is_inline is true. |
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pub fn new( |
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bytes: Box<dyn Deref<Target = [u8]> + Send>, |
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) -> Result<Self, HgError> { |
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let header = IndexHeader::parse(bytes.as_ref())?; |
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if header.format_version() != IndexHeader::REVLOGV1 { |
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// A proper new version should have had a repo/store |
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// requirement. |
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return Err(HgError::corrupted("unsupported revlog version")); |
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} |
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// This is only correct because we know version is REVLOGV1. |
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// In v2 we always use generaldelta, while in v0 we never use |
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// generaldelta. Similar for [is_inline] (it's only used in v1). |
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107 |
let uses_generaldelta = header.format_flags().uses_generaldelta(); |
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108 |
|
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109 |
if header.format_flags().is_inline() { |
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110 |
let mut offset: usize = 0; |
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111 |
let mut offsets = Vec::new(); |
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112 |
|
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113 |
while offset + INDEX_ENTRY_SIZE <= bytes.len() { |
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114 |
offsets.push(offset); |
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115 |
let end = offset + INDEX_ENTRY_SIZE; |
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116 |
let entry = IndexEntry { |
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117 |
bytes: &bytes[offset..end], |
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118 |
offset_override: None, |
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119 |
}; |
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120 |
|
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121 |
offset += INDEX_ENTRY_SIZE + entry.compressed_len() as usize; |
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122 |
} |
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123 |
|
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124 |
if offset == bytes.len() { |
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125 |
Ok(Self { |
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126 |
bytes, |
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127 |
offsets: Some(offsets), |
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128 |
uses_generaldelta, |
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129 |
}) |
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130 |
} else { |
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131 |
Err(HgError::corrupted("unexpected inline revlog length") |
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132 |
.into()) |
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133 |
} |
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134 |
} else { |
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135 |
Ok(Self { |
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136 |
bytes, |
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137 |
offsets: None, |
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138 |
uses_generaldelta, |
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139 |
}) |
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140 |
} |
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141 |
} |
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142 |
|
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143 |
pub fn uses_generaldelta(&self) -> bool { |
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144 |
self.uses_generaldelta |
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145 |
} |
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146 |
|
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147 |
/// Value of the inline flag. |
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148 |
pub fn is_inline(&self) -> bool { |
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149 |
self.offsets.is_some() |
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150 |
} |
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151 |
|
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152 |
/// Return a slice of bytes if `revlog` is inline. Panic if not. |
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153 |
pub fn data(&self, start: usize, end: usize) -> &[u8] { |
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154 |
if !self.is_inline() { |
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155 |
panic!("tried to access data in the index of a revlog that is not inline"); |
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156 |
} |
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157 |
&self.bytes[start..end] |
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158 |
} |
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|
159 |
|
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160 |
/// Return number of entries of the revlog index. |
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161 |
pub fn len(&self) -> usize { |
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162 |
if let Some(offsets) = &self.offsets { |
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163 |
offsets.len() |
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164 |
} else { |
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165 |
self.bytes.len() / INDEX_ENTRY_SIZE |
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166 |
} |
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167 |
} |
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168 |
|
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169 |
/// Returns `true` if the `Index` has zero `entries`. |
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170 |
pub fn is_empty(&self) -> bool { |
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171 |
self.len() == 0 |
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172 |
} |
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173 |
|
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174 |
/// Return the index entry corresponding to the given revision if it |
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175 |
/// exists. |
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176 |
pub fn get_entry(&self, rev: Revision) -> Option<IndexEntry> { |
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177 |
if rev == NULL_REVISION { |
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178 |
return None; |
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179 |
} |
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180 |
if let Some(offsets) = &self.offsets { |
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181 |
self.get_entry_inline(rev, offsets) |
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182 |
} else { |
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183 |
self.get_entry_separated(rev) |
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184 |
} |
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185 |
} |
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|
186 |
|
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187 |
fn get_entry_inline( |
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188 |
&self, |
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189 |
rev: Revision, |
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190 |
offsets: &[usize], |
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191 |
) -> Option<IndexEntry> { |
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192 |
let start = *offsets.get(rev as usize)?; |
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193 |
let end = start.checked_add(INDEX_ENTRY_SIZE)?; |
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194 |
let bytes = &self.bytes[start..end]; |
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195 |
|
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196 |
// See IndexEntry for an explanation of this override. |
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197 |
let offset_override = Some(end); |
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198 |
|
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199 |
Some(IndexEntry { |
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200 |
bytes, |
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201 |
offset_override, |
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202 |
}) |
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203 |
} |
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204 |
|
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205 |
fn get_entry_separated(&self, rev: Revision) -> Option<IndexEntry> { |
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206 |
let max_rev = self.bytes.len() / INDEX_ENTRY_SIZE; |
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207 |
if rev as usize >= max_rev { |
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208 |
return None; |
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209 |
} |
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210 |
let start = rev as usize * INDEX_ENTRY_SIZE; |
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211 |
let end = start + INDEX_ENTRY_SIZE; |
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let bytes = &self.bytes[start..end]; |
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// Override the offset of the first revision as its bytes are used |
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// for the index's metadata (saving space because it is always 0) |
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let offset_override = if rev == 0 { Some(0) } else { None }; |
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Some(IndexEntry { |
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bytes, |
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offset_override, |
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}) |
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} |
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} |
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impl super::RevlogIndex for Index { |
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fn len(&self) -> usize { |
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self.len() |
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} |
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fn node(&self, rev: Revision) -> Option<&Node> { |
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self.get_entry(rev).map(|entry| entry.hash()) |
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} |
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} |
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#[derive(Debug)] |
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pub struct IndexEntry<'a> { |
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bytes: &'a [u8], |
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/// Allows to override the offset value of the entry. |
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/// |
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/// For interleaved index and data, the offset stored in the index |
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/// corresponds to the separated data offset. |
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/// It has to be overridden with the actual offset in the interleaved |
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/// index which is just after the index block. |
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/// |
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/// For separated index and data, the offset stored in the first index |
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/// entry is mixed with the index headers. |
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/// It has to be overridden with 0. |
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offset_override: Option<usize>, |
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} |
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impl<'a> IndexEntry<'a> { |
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/// Return the offset of the data. |
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pub fn offset(&self) -> usize { |
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if let Some(offset_override) = self.offset_override { |
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offset_override |
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} else { |
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let mut bytes = [0; 8]; |
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bytes[2..8].copy_from_slice(&self.bytes[0..=5]); |
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BigEndian::read_u64(&bytes[..]) as usize |
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} |
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} |
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262 |
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pub fn flags(&self) -> u16 { |
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BigEndian::read_u16(&self.bytes[6..=7]) |
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} |
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/// Return the compressed length of the data. |
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pub fn compressed_len(&self) -> u32 { |
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BigEndian::read_u32(&self.bytes[8..=11]) |
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} |
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271 |
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/// Return the uncompressed length of the data. |
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pub fn uncompressed_len(&self) -> i32 { |
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BigEndian::read_i32(&self.bytes[12..=15]) |
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} |
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276 |
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/// Return the revision upon which the data has been derived. |
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pub fn base_revision_or_base_of_delta_chain(&self) -> Revision { |
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// TODO Maybe return an Option when base_revision == rev? |
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// Requires to add rev to IndexEntry |
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281 |
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282 |
BigEndian::read_i32(&self.bytes[16..]) |
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283 |
} |
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284 |
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285 |
pub fn link_revision(&self) -> Revision { |
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BigEndian::read_i32(&self.bytes[20..]) |
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287 |
} |
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289 |
pub fn p1(&self) -> Revision { |
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BigEndian::read_i32(&self.bytes[24..]) |
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291 |
} |
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292 |
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293 |
pub fn p2(&self) -> Revision { |
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BigEndian::read_i32(&self.bytes[28..]) |
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295 |
} |
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296 |
|
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297 |
/// Return the hash of revision's full text. |
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298 |
/// |
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299 |
/// Currently, SHA-1 is used and only the first 20 bytes of this field |
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/// are used. |
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301 |
pub fn hash(&self) -> &'a Node { |
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302 |
(&self.bytes[32..52]).try_into().unwrap() |
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303 |
} |
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304 |
} |
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305 |
|
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306 |
#[cfg(test)] |
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307 |
mod tests { |
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308 |
use super::*; |
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309 |
use crate::node::NULL_NODE; |
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310 |
|
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311 |
#[cfg(test)] |
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312 |
#[derive(Debug, Copy, Clone)] |
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313 |
pub struct IndexEntryBuilder { |
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314 |
is_first: bool, |
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315 |
is_inline: bool, |
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316 |
is_general_delta: bool, |
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317 |
version: u16, |
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318 |
offset: usize, |
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319 |
compressed_len: usize, |
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320 |
uncompressed_len: usize, |
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321 |
base_revision_or_base_of_delta_chain: Revision, |
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322 |
link_revision: Revision, |
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323 |
p1: Revision, |
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324 |
p2: Revision, |
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325 |
node: Node, |
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326 |
} |
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|
327 |
|
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328 |
#[cfg(test)] |
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329 |
impl IndexEntryBuilder { |
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330 |
pub fn new() -> Self { |
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331 |
Self { |
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332 |
is_first: false, |
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333 |
is_inline: false, |
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334 |
is_general_delta: true, |
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335 |
version: 1, |
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|
336 |
offset: 0, |
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|
337 |
compressed_len: 0, |
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338 |
uncompressed_len: 0, |
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339 |
base_revision_or_base_of_delta_chain: 0, |
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340 |
link_revision: 0, |
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341 |
p1: NULL_REVISION, |
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342 |
p2: NULL_REVISION, |
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343 |
node: NULL_NODE, |
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344 |
} |
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345 |
} |
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346 |
|
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|
347 |
pub fn is_first(&mut self, value: bool) -> &mut Self { |
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348 |
self.is_first = value; |
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349 |
self |
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350 |
} |
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|
351 |
|
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352 |
pub fn with_inline(&mut self, value: bool) -> &mut Self { |
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353 |
self.is_inline = value; |
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354 |
self |
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355 |
} |
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|
356 |
|
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|
357 |
pub fn with_general_delta(&mut self, value: bool) -> &mut Self { |
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|
358 |
self.is_general_delta = value; |
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|
359 |
self |
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|
360 |
} |
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|
361 |
|
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|
362 |
pub fn with_version(&mut self, value: u16) -> &mut Self { |
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|
363 |
self.version = value; |
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|
364 |
self |
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|
365 |
} |
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|
366 |
|
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|
367 |
pub fn with_offset(&mut self, value: usize) -> &mut Self { |
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|
368 |
self.offset = value; |
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|
369 |
self |
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|
370 |
} |
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|
371 |
|
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|
372 |
pub fn with_compressed_len(&mut self, value: usize) -> &mut Self { |
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373 |
self.compressed_len = value; |
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|
374 |
self |
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|
375 |
} |
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|
376 |
|
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|
377 |
pub fn with_uncompressed_len(&mut self, value: usize) -> &mut Self { |
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|
378 |
self.uncompressed_len = value; |
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|
379 |
self |
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|
380 |
} |
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|
381 |
|
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|
382 |
pub fn with_base_revision_or_base_of_delta_chain( |
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|
383 |
&mut self, |
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|
384 |
value: Revision, |
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|
385 |
) -> &mut Self { |
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|
386 |
self.base_revision_or_base_of_delta_chain = value; |
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|
387 |
self |
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|
388 |
} |
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|
389 |
|
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|
390 |
pub fn with_link_revision(&mut self, value: Revision) -> &mut Self { |
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|
391 |
self.link_revision = value; |
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|
392 |
self |
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|
393 |
} |
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|
394 |
|
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|
395 |
pub fn with_p1(&mut self, value: Revision) -> &mut Self { |
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|
396 |
self.p1 = value; |
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|
397 |
self |
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|
398 |
} |
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|
399 |
|
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|
400 |
pub fn with_p2(&mut self, value: Revision) -> &mut Self { |
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|
401 |
self.p2 = value; |
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|
402 |
self |
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|
403 |
} |
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|
404 |
|
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|
405 |
pub fn with_node(&mut self, value: Node) -> &mut Self { |
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|
406 |
self.node = value; |
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|
407 |
self |
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|
408 |
} |
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|
409 |
|
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|
410 |
pub fn build(&self) -> Vec<u8> { |
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|
411 |
let mut bytes = Vec::with_capacity(INDEX_ENTRY_SIZE); |
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|
412 |
if self.is_first { |
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|
413 |
bytes.extend(&match (self.is_general_delta, self.is_inline) { |
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|
414 |
(false, false) => [0u8, 0], |
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|
415 |
(false, true) => [0u8, 1], |
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|
416 |
(true, false) => [0u8, 2], |
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|
417 |
(true, true) => [0u8, 3], |
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|
418 |
}); |
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|
419 |
bytes.extend(&self.version.to_be_bytes()); |
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|
420 |
// Remaining offset bytes. |
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|
421 |
bytes.extend(&[0u8; 2]); |
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|
422 |
} else { |
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|
423 |
// Offset stored on 48 bits (6 bytes) |
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|
424 |
bytes.extend(&(self.offset as u64).to_be_bytes()[2..]); |
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|
425 |
} |
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|
426 |
bytes.extend(&[0u8; 2]); // Revision flags. |
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|
427 |
bytes.extend(&(self.compressed_len as u32).to_be_bytes()); |
6d5a26e94d9e
unit-tests: Fix `cargo test` on 32-bit platforms
Simon Sapin <simon.sapin@octobus.net>
parents:
46511
diff
changeset
|
428 |
bytes.extend(&(self.uncompressed_len as u32).to_be_bytes()); |
48497
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48496
diff
changeset
|
429 |
bytes.extend( |
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48496
diff
changeset
|
430 |
&self.base_revision_or_base_of_delta_chain.to_be_bytes(), |
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48496
diff
changeset
|
431 |
); |
49148
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
432 |
bytes.extend(&self.link_revision.to_be_bytes()); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
433 |
bytes.extend(&self.p1.to_be_bytes()); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
434 |
bytes.extend(&self.p2.to_be_bytes()); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
435 |
bytes.extend(self.node.as_bytes()); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
436 |
bytes.extend(vec![0u8; 12]); |
45532
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
437 |
bytes |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
438 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
439 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
440 |
|
48496
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
441 |
pub fn is_inline(index_bytes: &[u8]) -> bool { |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
442 |
IndexHeader::parse(index_bytes) |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
443 |
.expect("too short") |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
444 |
.format_flags() |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
445 |
.is_inline() |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
446 |
} |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
447 |
|
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
448 |
pub fn uses_generaldelta(index_bytes: &[u8]) -> bool { |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
449 |
IndexHeader::parse(index_bytes) |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
450 |
.expect("too short") |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
451 |
.format_flags() |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
452 |
.uses_generaldelta() |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
453 |
} |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
454 |
|
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
455 |
pub fn get_version(index_bytes: &[u8]) -> u16 { |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
456 |
IndexHeader::parse(index_bytes) |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
457 |
.expect("too short") |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
458 |
.format_version() |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
459 |
} |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
460 |
|
45532
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
461 |
#[test] |
48496
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
462 |
fn flags_when_no_inline_flag_test() { |
45604
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
463 |
let bytes = IndexEntryBuilder::new() |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
464 |
.is_first(true) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
465 |
.with_general_delta(false) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
466 |
.with_inline(false) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
467 |
.build(); |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
468 |
|
48496
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
469 |
assert_eq!(is_inline(&bytes), false); |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
470 |
assert_eq!(uses_generaldelta(&bytes), false); |
45604
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
471 |
} |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
472 |
|
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
473 |
#[test] |
48496
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
474 |
fn flags_when_inline_flag_test() { |
45604
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
475 |
let bytes = IndexEntryBuilder::new() |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
476 |
.is_first(true) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
477 |
.with_general_delta(false) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
478 |
.with_inline(true) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
479 |
.build(); |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
480 |
|
48496
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
481 |
assert_eq!(is_inline(&bytes), true); |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
482 |
assert_eq!(uses_generaldelta(&bytes), false); |
45604
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
483 |
} |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
484 |
|
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
485 |
#[test] |
48496
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
486 |
fn flags_when_inline_and_generaldelta_flags_test() { |
45604
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
487 |
let bytes = IndexEntryBuilder::new() |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
488 |
.is_first(true) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
489 |
.with_general_delta(true) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
490 |
.with_inline(true) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
491 |
.build(); |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
492 |
|
48496
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
493 |
assert_eq!(is_inline(&bytes), true); |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
494 |
assert_eq!(uses_generaldelta(&bytes), true); |
45604
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
495 |
} |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
496 |
|
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45596
diff
changeset
|
497 |
#[test] |
45532
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
498 |
fn test_offset() { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
499 |
let bytes = IndexEntryBuilder::new().with_offset(1).build(); |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
500 |
let entry = IndexEntry { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
501 |
bytes: &bytes, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
502 |
offset_override: None, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
503 |
}; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
504 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
505 |
assert_eq!(entry.offset(), 1) |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
506 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
507 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
508 |
#[test] |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
509 |
fn test_with_overridden_offset() { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
510 |
let bytes = IndexEntryBuilder::new().with_offset(1).build(); |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
511 |
let entry = IndexEntry { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
512 |
bytes: &bytes, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
513 |
offset_override: Some(2), |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
514 |
}; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
515 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
516 |
assert_eq!(entry.offset(), 2) |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
517 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
518 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
519 |
#[test] |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
520 |
fn test_compressed_len() { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
521 |
let bytes = IndexEntryBuilder::new().with_compressed_len(1).build(); |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
522 |
let entry = IndexEntry { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
523 |
bytes: &bytes, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
524 |
offset_override: None, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
525 |
}; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
526 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
527 |
assert_eq!(entry.compressed_len(), 1) |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
528 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
529 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
530 |
#[test] |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
531 |
fn test_uncompressed_len() { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
532 |
let bytes = IndexEntryBuilder::new().with_uncompressed_len(1).build(); |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
533 |
let entry = IndexEntry { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
534 |
bytes: &bytes, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
535 |
offset_override: None, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
536 |
}; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
537 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
538 |
assert_eq!(entry.uncompressed_len(), 1) |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
539 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
540 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
541 |
#[test] |
48497
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48496
diff
changeset
|
542 |
fn test_base_revision_or_base_of_delta_chain() { |
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48496
diff
changeset
|
543 |
let bytes = IndexEntryBuilder::new() |
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48496
diff
changeset
|
544 |
.with_base_revision_or_base_of_delta_chain(1) |
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48496
diff
changeset
|
545 |
.build(); |
45532
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
546 |
let entry = IndexEntry { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
547 |
bytes: &bytes, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
548 |
offset_override: None, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
549 |
}; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
550 |
|
48497
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48496
diff
changeset
|
551 |
assert_eq!(entry.base_revision_or_base_of_delta_chain(), 1) |
45532
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
552 |
} |
48496
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
553 |
|
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
554 |
#[test] |
49148
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
555 |
fn link_revision_test() { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
556 |
let bytes = IndexEntryBuilder::new().with_link_revision(123).build(); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
557 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
558 |
let entry = IndexEntry { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
559 |
bytes: &bytes, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
560 |
offset_override: None, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
561 |
}; |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
562 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
563 |
assert_eq!(entry.link_revision(), 123); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
564 |
} |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
565 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
566 |
#[test] |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
567 |
fn p1_test() { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
568 |
let bytes = IndexEntryBuilder::new().with_p1(123).build(); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
569 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
570 |
let entry = IndexEntry { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
571 |
bytes: &bytes, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
572 |
offset_override: None, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
573 |
}; |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
574 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
575 |
assert_eq!(entry.p1(), 123); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
576 |
} |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
577 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
578 |
#[test] |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
579 |
fn p2_test() { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
580 |
let bytes = IndexEntryBuilder::new().with_p2(123).build(); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
581 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
582 |
let entry = IndexEntry { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
583 |
bytes: &bytes, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
584 |
offset_override: None, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
585 |
}; |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
586 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
587 |
assert_eq!(entry.p2(), 123); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
588 |
} |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
589 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
590 |
#[test] |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
591 |
fn node_test() { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
592 |
let node = Node::from_hex("0123456789012345678901234567890123456789") |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
593 |
.unwrap(); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
594 |
let bytes = IndexEntryBuilder::new().with_node(node).build(); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
595 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
596 |
let entry = IndexEntry { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
597 |
bytes: &bytes, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
598 |
offset_override: None, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
599 |
}; |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
600 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
601 |
assert_eq!(*entry.hash(), node); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
602 |
} |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
603 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49147
diff
changeset
|
604 |
#[test] |
48496
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
605 |
fn version_test() { |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
606 |
let bytes = IndexEntryBuilder::new() |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
607 |
.is_first(true) |
49147
d200ecb76c72
rust-revlog: change default version from 2 to 1 in test builder
Martin von Zweigbergk <martinvonz@google.com>
parents:
48575
diff
changeset
|
608 |
.with_version(2) |
48496
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
609 |
.build(); |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
610 |
|
49147
d200ecb76c72
rust-revlog: change default version from 2 to 1 in test builder
Martin von Zweigbergk <martinvonz@google.com>
parents:
48575
diff
changeset
|
611 |
assert_eq!(get_version(&bytes), 2) |
48496
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48238
diff
changeset
|
612 |
} |
45532
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
613 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
614 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
615 |
#[cfg(test)] |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
616 |
pub use tests::IndexEntryBuilder; |