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1 | #include "clar_libgit2.h" |
2 | #include "diff_helpers.h" | |
3 | ||
4 | static git_repository *g_repo = NULL; | |
5 | ||
6 | void test_diff_blob__initialize(void) | |
7 | { | |
854eccbb | 8 | g_repo = cl_git_sandbox_init("attr"); |
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9 | } |
10 | ||
11 | void test_diff_blob__cleanup(void) | |
12 | { | |
854eccbb | 13 | cl_git_sandbox_cleanup(); |
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14 | } |
15 | ||
16 | void test_diff_blob__0(void) | |
17 | { | |
18 | git_blob *a, *b, *c, *d; | |
19 | git_oid a_oid, b_oid, c_oid, d_oid; | |
a2e895be | 20 | git_diff_options opts = {0}; |
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21 | diff_expects exp; |
22 | ||
23 | /* tests/resources/attr/root_test1 */ | |
24 | cl_git_pass(git_oid_fromstrn(&a_oid, "45141a79", 8)); | |
25 | cl_git_pass(git_blob_lookup_prefix(&a, g_repo, &a_oid, 4)); | |
26 | ||
27 | /* tests/resources/attr/root_test2 */ | |
28 | cl_git_pass(git_oid_fromstrn(&b_oid, "4d713dc4", 8)); | |
29 | cl_git_pass(git_blob_lookup_prefix(&b, g_repo, &b_oid, 4)); | |
30 | ||
31 | /* tests/resources/attr/root_test3 */ | |
32 | cl_git_pass(git_oid_fromstrn(&c_oid, "c96bbb2c2557a832", 16)); | |
33 | cl_git_pass(git_blob_lookup_prefix(&c, g_repo, &c_oid, 8)); | |
34 | ||
35 | /* tests/resources/attr/root_test4.txt */ | |
36 | cl_git_pass(git_oid_fromstrn(&d_oid, "fe773770c5a6", 12)); | |
37 | cl_git_pass(git_blob_lookup_prefix(&d, g_repo, &d_oid, 6)); | |
38 | ||
39 | /* Doing the equivalent of a `git diff -U1` on these files */ | |
40 | ||
41 | opts.context_lines = 1; | |
a2e895be | 42 | opts.interhunk_lines = 1; |
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43 | |
44 | memset(&exp, 0, sizeof(exp)); | |
45 | cl_git_pass(git_diff_blobs( | |
7826d577 | 46 | a, b, &opts, &exp, diff_hunk_fn, diff_line_fn)); |
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47 | |
48 | cl_assert(exp.hunks == 1); | |
49 | cl_assert(exp.lines == 6); | |
50 | cl_assert(exp.line_ctxt == 1); | |
51 | cl_assert(exp.line_adds == 5); | |
52 | cl_assert(exp.line_dels == 0); | |
53 | ||
54 | memset(&exp, 0, sizeof(exp)); | |
55 | cl_git_pass(git_diff_blobs( | |
7826d577 | 56 | b, c, &opts, &exp, diff_hunk_fn, diff_line_fn)); |
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57 | |
58 | cl_assert(exp.hunks == 1); | |
59 | cl_assert(exp.lines == 15); | |
60 | cl_assert(exp.line_ctxt == 3); | |
61 | cl_assert(exp.line_adds == 9); | |
62 | cl_assert(exp.line_dels == 3); | |
63 | ||
64 | memset(&exp, 0, sizeof(exp)); | |
65 | cl_git_pass(git_diff_blobs( | |
7826d577 | 66 | a, c, &opts, &exp, diff_hunk_fn, diff_line_fn)); |
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67 | |
68 | cl_assert(exp.hunks == 1); | |
69 | cl_assert(exp.lines == 13); | |
70 | cl_assert(exp.line_ctxt == 0); | |
71 | cl_assert(exp.line_adds == 12); | |
72 | cl_assert(exp.line_dels == 1); | |
73 | ||
74 | opts.context_lines = 1; | |
75 | ||
76 | memset(&exp, 0, sizeof(exp)); | |
77 | cl_git_pass(git_diff_blobs( | |
7826d577 | 78 | c, d, &opts, &exp, diff_hunk_fn, diff_line_fn)); |
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79 | |
80 | cl_assert(exp.hunks == 2); | |
81 | cl_assert(exp.lines == 14); | |
82 | cl_assert(exp.line_ctxt == 4); | |
83 | cl_assert(exp.line_adds == 6); | |
84 | cl_assert(exp.line_dels == 4); | |
85 | ||
86 | git_blob_free(a); | |
87 | git_blob_free(b); | |
88 | git_blob_free(c); | |
89 | git_blob_free(d); | |
90 | } | |
91 |