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#include "clar_libgit2.h"
#include "diff_helpers.h"
static git_repository *g_repo = NULL;
void test_diff_blob__initialize(void)
{
cl_fixture_sandbox("attr");
cl_git_pass(p_rename("attr/.gitted", "attr/.git"));
cl_git_pass(p_rename("attr/gitattributes", "attr/.gitattributes"));
cl_git_pass(git_repository_open(&g_repo, "attr/.git"));
}
void test_diff_blob__cleanup(void)
{
git_repository_free(g_repo);
g_repo = NULL;
cl_fixture_cleanup("attr");
}
void test_diff_blob__0(void)
{
git_blob *a, *b, *c, *d;
git_oid a_oid, b_oid, c_oid, d_oid;
git_diff_options opts = {0};
diff_expects exp;
/* tests/resources/attr/root_test1 */
cl_git_pass(git_oid_fromstrn(&a_oid, "45141a79", 8));
cl_git_pass(git_blob_lookup_prefix(&a, g_repo, &a_oid, 4));
/* tests/resources/attr/root_test2 */
cl_git_pass(git_oid_fromstrn(&b_oid, "4d713dc4", 8));
cl_git_pass(git_blob_lookup_prefix(&b, g_repo, &b_oid, 4));
/* tests/resources/attr/root_test3 */
cl_git_pass(git_oid_fromstrn(&c_oid, "c96bbb2c2557a832", 16));
cl_git_pass(git_blob_lookup_prefix(&c, g_repo, &c_oid, 8));
/* tests/resources/attr/root_test4.txt */
cl_git_pass(git_oid_fromstrn(&d_oid, "fe773770c5a6", 12));
cl_git_pass(git_blob_lookup_prefix(&d, g_repo, &d_oid, 6));
/* Doing the equivalent of a `git diff -U1` on these files */
opts.context_lines = 1;
opts.interhunk_lines = 1;
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_blobs(
g_repo, a, b, &opts, &exp, diff_hunk_fn, diff_line_fn));
cl_assert(exp.hunks == 1);
cl_assert(exp.lines == 6);
cl_assert(exp.line_ctxt == 1);
cl_assert(exp.line_adds == 5);
cl_assert(exp.line_dels == 0);
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_blobs(
g_repo, b, c, &opts, &exp, diff_hunk_fn, diff_line_fn));
cl_assert(exp.hunks == 1);
cl_assert(exp.lines == 15);
cl_assert(exp.line_ctxt == 3);
cl_assert(exp.line_adds == 9);
cl_assert(exp.line_dels == 3);
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_blobs(
g_repo, a, c, &opts, &exp, diff_hunk_fn, diff_line_fn));
cl_assert(exp.hunks == 1);
cl_assert(exp.lines == 13);
cl_assert(exp.line_ctxt == 0);
cl_assert(exp.line_adds == 12);
cl_assert(exp.line_dels == 1);
opts.context_lines = 1;
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_blobs(
g_repo, c, d, &opts, &exp, diff_hunk_fn, diff_line_fn));
cl_assert(exp.hunks == 2);
cl_assert(exp.lines == 14);
cl_assert(exp.line_ctxt == 4);
cl_assert(exp.line_adds == 6);
cl_assert(exp.line_dels == 4);
git_blob_free(a);
git_blob_free(b);
git_blob_free(c);
git_blob_free(d);
}
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