t5616: end-to-end tests for partial clone
[git/git.git] / t / t5616-partial-clone.sh
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1#!/bin/sh
2
3test_description='git partial clone'
4
5. ./test-lib.sh
6
7# create a normal "src" repo where we can later create new commits.
8# expect_1.oids will contain a list of the OIDs of all blobs.
9test_expect_success 'setup normal src repo' '
10 echo "{print \$1}" >print_1.awk &&
11 echo "{print \$2}" >print_2.awk &&
12
13 git init src &&
14 for n in 1 2 3 4
15 do
16 echo "This is file: $n" > src/file.$n.txt
17 git -C src add file.$n.txt
18 git -C src commit -m "file $n"
19 git -C src ls-files -s file.$n.txt >>temp
20 done &&
21 awk -f print_2.awk <temp | sort >expect_1.oids &&
22 test_line_count = 4 expect_1.oids
23'
24
25# bare clone "src" giving "srv.bare" for use as our server.
26test_expect_success 'setup bare clone for server' '
27 git clone --bare "file://$(pwd)/src" srv.bare &&
28 git -C srv.bare config --local uploadpack.allowfilter 1 &&
29 git -C srv.bare config --local uploadpack.allowanysha1inwant 1
30'
31
32# do basic partial clone from "srv.bare"
33# confirm we are missing all of the known blobs.
34# confirm partial clone was registered in the local config.
35test_expect_success 'do partial clone 1' '
36 git clone --no-checkout --filter=blob:none "file://$(pwd)/srv.bare" pc1 &&
37 git -C pc1 rev-list HEAD --quiet --objects --missing=print \
38 | awk -f print_1.awk \
39 | sed "s/?//" \
40 | sort >observed.oids &&
41 test_cmp expect_1.oids observed.oids &&
42 test "$(git -C pc1 config --local core.repositoryformatversion)" = "1" &&
43 test "$(git -C pc1 config --local extensions.partialclone)" = "origin" &&
44 test "$(git -C pc1 config --local core.partialclonefilter)" = "blob:none"
45'
46
47# checkout master to force dynamic object fetch of blobs at HEAD.
48test_expect_success 'verify checkout with dynamic object fetch' '
49 git -C pc1 rev-list HEAD --quiet --objects --missing=print >observed &&
50 test_line_count = 4 observed &&
51 git -C pc1 checkout master &&
52 git -C pc1 rev-list HEAD --quiet --objects --missing=print >observed &&
53 test_line_count = 0 observed
54'
55
56# create new commits in "src" repo to establish a blame history on file.1.txt
57# and push to "srv.bare".
58test_expect_success 'push new commits to server' '
59 git -C src remote add srv "file://$(pwd)/srv.bare" &&
60 for x in a b c d e
61 do
62 echo "Mod $x" >>src/file.1.txt
63 git -C src add file.1.txt
64 git -C src commit -m "mod $x"
65 done &&
66 git -C src blame master -- file.1.txt >expect.blame &&
67 git -C src push -u srv master
68'
69
70# (partial) fetch in the partial clone repo from the promisor remote.
71# verify that fetch inherited the filter-spec from the config and DOES NOT
72# have the new blobs.
73test_expect_success 'partial fetch inherits filter settings' '
74 git -C pc1 fetch origin &&
75 git -C pc1 rev-list master..origin/master --quiet --objects --missing=print >observed &&
76 test_line_count = 5 observed
77'
78
79# force dynamic object fetch using diff.
80# we should only get 1 new blob (for the file in origin/master).
81test_expect_success 'verify diff causes dynamic object fetch' '
82 git -C pc1 diff master..origin/master -- file.1.txt &&
83 git -C pc1 rev-list master..origin/master --quiet --objects --missing=print >observed &&
84 test_line_count = 4 observed
85'
86
87# force full dynamic object fetch of the file's history using blame.
88# we should get the intermediate blobs for the file.
89test_expect_success 'verify blame causes dynamic object fetch' '
90 git -C pc1 blame origin/master -- file.1.txt >observed.blame &&
91 test_cmp expect.blame observed.blame &&
92 git -C pc1 rev-list master..origin/master --quiet --objects --missing=print >observed &&
93 test_line_count = 0 observed
94'
95
96test_done