Mercurial > hg
annotate tests/test-repo-compengines.t @ 37132:a54113fcc8c9
lfs: move the 'supportedoutgoingversions' handling to changegroup.py
This handling already exists here for the narrow extension. We still need to
either figure out how to enable changegroup v3 without the extension, or figure
out how to let the server detect that the client doesn't have it loaded, and
emit a user friendly error[1]. I can't tell if D1944 is the appropriate vehicle
for the latter.
[1] https://www.mercurial-scm.org/pipermail/mercurial-devel/2018-January/109550.html
author | Matt Harbison <matt_harbison@yahoo.com> |
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date | Mon, 26 Mar 2018 23:02:50 -0400 |
parents | 4c0a5a256ae8 |
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1 A new repository uses zlib storage, which doesn't need a requirement |
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2 |
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3 $ hg init default |
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4 $ cd default |
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5 $ cat .hg/requires |
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6 dotencode |
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7 fncache |
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8 generaldelta |
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9 revlogv1 |
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10 store |
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11 |
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12 $ touch foo |
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13 $ hg -q commit -A -m 'initial commit with a lot of repeated repeated repeated text to trigger compression' |
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14 $ hg debugrevlog -c | grep 0x78 |
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15 0x78 (x) : 1 (100.00%) |
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16 0x78 (x) : 110 (100.00%) |
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17 |
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18 $ cd .. |
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19 |
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20 Unknown compression engine to format.compression aborts |
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21 |
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22 $ hg --config experimental.format.compression=unknown init unknown |
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23 abort: compression engine unknown defined by experimental.format.compression not available |
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24 (run "hg debuginstall" to list available compression engines) |
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25 [255] |
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26 |
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27 A requirement specifying an unknown compression engine results in bail |
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28 |
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29 $ hg init unknownrequirement |
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30 $ cd unknownrequirement |
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31 $ echo exp-compression-unknown >> .hg/requires |
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32 $ hg log |
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33 abort: repository requires features unknown to this Mercurial: exp-compression-unknown! |
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34 (see https://mercurial-scm.org/wiki/MissingRequirement for more information) |
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35 [255] |
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36 |
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37 $ cd .. |
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38 |
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39 #if zstd |
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40 |
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41 $ hg --config experimental.format.compression=zstd init zstd |
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42 $ cd zstd |
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43 $ cat .hg/requires |
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44 dotencode |
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45 exp-compression-zstd |
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46 fncache |
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47 generaldelta |
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48 revlogv1 |
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49 store |
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50 |
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51 $ touch foo |
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52 $ hg -q commit -A -m 'initial commit with a lot of repeated repeated repeated text' |
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53 |
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54 $ hg debugrevlog -c | grep 0x28 |
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55 0x28 : 1 (100.00%) |
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56 0x28 : 98 (100.00%) |
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57 |
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58 $ cd .. |
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59 |
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60 Specifying a new format.compression on an existing repo won't introduce data |
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61 with that engine or a requirement |
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62 |
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63 $ cd default |
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64 $ touch bar |
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65 $ hg --config experimental.format.compression=zstd -q commit -A -m 'add bar with a lot of repeated repeated repeated text' |
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66 |
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67 $ cat .hg/requires |
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68 dotencode |
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69 fncache |
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70 generaldelta |
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71 revlogv1 |
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72 store |
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73 |
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74 $ hg debugrevlog -c | grep 0x78 |
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75 0x78 (x) : 2 (100.00%) |
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76 0x78 (x) : 199 (100.00%) |
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77 |
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78 #endif |