| author | Pierre-Yves David <pierre-yves.david@octobus.net> |
| Wed, 07 Aug 2019 20:12:07 +0200 | |
| changeset 42782 | 1d9031b6cb7e |
| parent 39707 | 5abc47d4ca6b |
| child 44328 | 60bc043d7df7 |
| permissions | -rw-r--r-- |
|
29014
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1 |
#require no-pure |
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
2 |
|
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
3 |
A script to generate nasty diff worst-case scenarios: |
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
4 |
|
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
5 |
$ cat > s.py <<EOF |
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
6 |
> import random |
|
36291
57c671cf7a69
py3: use range instead of xrange in tests/test-issue4074.t
Pulkit Goyal <7895pulkit@gmail.com>
parents:
33721
diff
changeset
|
7 |
> for x in range(100000): |
|
29014
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
8 |
|
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
9 |
> if random.randint(0, 100) >= 50: |
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
10 |
> x += 1 |
|
33721
24849d53697d
tests: clean up many print statements to be print functions instead
Augie Fackler <augie@google.com>
parents:
32940
diff
changeset
|
11 |
> print(hex(x)) |
|
29014
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
12 |
> EOF |
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
13 |
|
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
14 |
$ hg init a |
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
15 |
$ cd a |
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
16 |
|
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
17 |
Check in a big file: |
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
18 |
|
|
39707
5abc47d4ca6b
tests: quote PYTHON usage
Matt Harbison <matt_harbison@yahoo.com>
parents:
36291
diff
changeset
|
19 |
$ "$PYTHON" ../s.py > a |
|
29014
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
20 |
$ hg ci -qAm0 |
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
21 |
|
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
22 |
Modify it: |
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
23 |
|
|
39707
5abc47d4ca6b
tests: quote PYTHON usage
Matt Harbison <matt_harbison@yahoo.com>
parents:
36291
diff
changeset
|
24 |
$ "$PYTHON" ../s.py > a |
|
29014
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
25 |
|
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
26 |
Time a check-in, should never take more than 10 seconds user time: |
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
27 |
|
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
28 |
$ hg ci --time -m1 |
|
f1ca249696ed
bdiff: balance recursion to avoid quadratic behavior (issue4704)
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
29 |
time: real .* secs .user [0-9][.].* sys .* (re) |