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binary diff: test index->workdir binary diffs

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This commit is contained in:
Edward Thomson 2015-05-25 20:36:29 -04:00 committed by Edward Thomson
parent 6995b18ad2
commit ac7012a81f
1 changed files with 99 additions and 0 deletions
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99
tests/diff/binary.c
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@ -261,3 +261,102 @@ void test_diff_binary__delta_append(void)
git_index_free(index);
}
void test_diff_binary__index_to_workdir(void)
{
git_index *index;
git_diff *diff;
git_patch *patch;
git_buf actual = GIT_BUF_INIT;
git_diff_options opts = GIT_DIFF_OPTIONS_INIT;
const char *expected =
"diff --git a/untimely.txt b/untimely.txt\n" \
"index 9a69d960ae94b060f56c2a8702545e2bb1abb935..1111d4f11f4b35bf6759e0fb714fe09731ef0840 100644\n" \
"GIT binary patch\n" \
"delta 32\n" \
"nc%1vf+QYWt3zLL@hC)e3Vu?a>QDRl4f_G*?PG(-ZA}<#J$+QbW\n" \
"\n" \
"delta 7\n" \
"Oc%18D`@*{63ljhg(E~C7\n";
opts.flags = GIT_DIFF_SHOW_BINARY | GIT_DIFF_FORCE_BINARY;
opts.id_abbrev = GIT_OID_HEXSZ;
repo = cl_git_sandbox_init("renames");
cl_git_pass(git_repository_index(&index, repo));
cl_git_append2file("renames/untimely.txt", "Oh that crazy Kipling!\r\n");
cl_git_pass(git_diff_index_to_workdir(&diff, repo, index, &opts));
cl_git_pass(git_patch_from_diff(&patch, diff, 0));
cl_git_pass(git_patch_to_buf(&actual, patch));
cl_assert_equal_s(expected, actual.ptr);
cl_git_pass(git_index_add_bypath(index, "untimely.txt"));
cl_git_pass(git_index_write(index));
test_patch(
"19dd32dfb1520a64e5bbaae8dce6ef423dfa2f13",
NULL,
&opts,
expected);
git_buf_free(&actual);
git_patch_free(patch);
git_diff_free(diff);
git_index_free(index);
}
static int print_cb(
const git_diff_delta *delta,
const git_diff_hunk *hunk,
const git_diff_line *line,
void *payload)
{
git_buf *buf = (git_buf *)payload;
if (hunk)
git_buf_put(buf, hunk->header, hunk->header_len);
if (line)
git_buf_put(buf, line->content, line->content_len);
return git_buf_oom(buf) ? -1 : 0;
}
void test_diff_binary__print_patch_from_diff(void)
{
git_index *index;
git_diff *diff;
git_buf actual = GIT_BUF_INIT;
git_diff_options opts = GIT_DIFF_OPTIONS_INIT;
const char *expected =
"diff --git a/untimely.txt b/untimely.txt\n" \
"index 9a69d960ae94b060f56c2a8702545e2bb1abb935..1111d4f11f4b35bf6759e0fb714fe09731ef0840 100644\n" \
"GIT binary patch\n" \
"delta 32\n" \
"nc%1vf+QYWt3zLL@hC)e3Vu?a>QDRl4f_G*?PG(-ZA}<#J$+QbW\n" \
"\n" \
"delta 7\n" \
"Oc%18D`@*{63ljhg(E~C7\n";
opts.flags = GIT_DIFF_SHOW_BINARY | GIT_DIFF_FORCE_BINARY;
opts.id_abbrev = GIT_OID_HEXSZ;
repo = cl_git_sandbox_init("renames");
cl_git_pass(git_repository_index(&index, repo));
cl_git_append2file("renames/untimely.txt", "Oh that crazy Kipling!\r\n");
cl_git_pass(git_diff_index_to_workdir(&diff, repo, index, &opts));
cl_git_pass(git_diff_print(diff, GIT_DIFF_FORMAT_PATCH, print_cb, &actual));
cl_assert_equal_s(expected, actual.ptr);
git_buf_free(&actual);
git_diff_free(diff);
git_index_free(index);
}