t5616: end-to-end tests for partial clone

Additional end-to-end tests for partial clone. Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Jeff Hostetler committed Dec 8, 2017 at 15:58 UTC 35a7ae952ffee0d47d4f6302163488abea3bf418
1 file changed +96
t/t5616-partial-clone.sh new
+96
@@ -0,0 +1,96 @@
1 +#!/bin/sh
2 +
3 +test_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.
9 +test_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.
26 +test_expect_success 'setup bare clone for server' '
27 + git clone --bare "file://$(pwd)/src" srv.bare &&
28 + git -C srv.bare config --local uploadpack.allowfilter 1 &&
29 + git -C srv.bare config --local uploadpack.allowanysha1inwant 1
30 +'
31 +
32 +# do basic partial clone from "srv.bare"
33 +# confirm we are missing all of the known blobs.
34 +# confirm partial clone was registered in the local config.
35 +test_expect_success 'do partial clone 1' '
36 + git clone --no-checkout --filter=blob:none "file://$(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 "$(git -C pc1 config --local core.partialclonefilter)" = "blob:none"
45 +'
46 +
47 +# checkout master to force dynamic object fetch of blobs at HEAD.
48 +test_expect_success 'verify checkout with dynamic object fetch' '
49 + git -C pc1 rev-list HEAD --quiet --objects --missing=print >observed &&
50 + test_line_count = 4 observed &&
51 + git -C pc1 checkout master &&
52 + git -C pc1 rev-list HEAD --quiet --objects --missing=print >observed &&
53 + test_line_count = 0 observed
54 +'
55 +
56 +# create new commits in "src" repo to establish a blame history on file.1.txt
57 +# and push to "srv.bare".
58 +test_expect_success 'push new commits to server' '
59 + git -C src remote add srv "file://$(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.
73 +test_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).
81 +test_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.
89 +test_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 +
96 +test_done