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Fix git structure and git diff testcase (#8622) 

Add in more test cases for git diff
Fix git base work tree allowing more coverage for git diff and other
commands.
This commit is contained in:
Arthur Chan 2022-09-28 18:02:27 +01:00 committed by GitHub
parent e27aa22cac
commit 3217c5d357
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 82 additions and 9 deletions
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91
projects/git/fuzz-command.c
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@ -104,6 +104,15 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
return 0;
}
/*
* Create branch
*/
argv[0] = "branch";
argv[1] = "-f";
argv[2] = "new_branch";
argv[3] = NULL;
cmd_branch(3, (const char **)argv, (const char *)"");
/*
* Alter content of TEMP_1 and TEMP_2
*/
@ -202,17 +211,74 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
break;
case GIT_DIFF:
argv[0] = "diff";
argv[1] = NULL;
cmd_diff(1, (const char **)argv, (const char *)"");
switch(i % 9) {
case 0: default:
argv[0] = "diff";
argv[1] = NULL;
cmd_diff(1, (const char **)argv, (const char *)"");
argv[1] = "TEMP_1";
argv[2] = NULL;
cmd_diff(2, (const char **)argv, (const char *)"");
break;
argv[2] = "TEMP_2";
argv[3] = NULL;
cmd_diff(3, (const char **)argv, (const char *)"");
case 1:
argv[1] = "TEMP_1";
argv[2] = NULL;
cmd_diff(2, (const char **)argv, (const char *)"");
break;
case 2:
argv[2] = "TEMP_2";
argv[3] = NULL;
cmd_diff(3, (const char **)argv, (const char *)"");
break;
case 3:
argv[1] = "HEAD";
argv[2] = NULL;
cmd_diff(2, (const char **)argv, (const char *)"");
break;
case 4:
argv[1] = "--cached";
argv[2] = NULL;
cmd_diff(2, (const char **)argv, (const char *)"");
break;
case 5:
argv[1] = "--diff-filter=MRC";
argv[2] = "HEAD";
argv[3] = NULL;
cmd_diff(3, (const char **)argv, (const char *)"");
break;
case 6:
argv[1] = "--diff-filter=MRC";
argv[2] = "HEAD^";
argv[3] = NULL;
cmd_diff(3, (const char **)argv, (const char *)"");
break;
case 7:
argv[1] = "-R";
argv[2] = "HEAD";
argv[3] = NULL;
cmd_diff(3, (const char **)argv, (const char *)"");
break;
case 8:
argv[1] = "master";
argv[2] = "new_branch";
argv[3] = NULL;
cmd_diff(3, (const char **)argv, (const char *)"");
break;
}
break;
@ -238,6 +304,13 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
argv[3] = NULL;
cmd_diff_tree(3, (const char **)argv, (const char *)"");
argv[0] = "diff-tree";
argv[1] = "master";
argv[2] = "new_branch";
argv[3] = "--";
argv[4] = NULL;
cmd_diff_tree(4, (const char **)argv, (const char *)"");
break;
case GIT_DIFF_INDEX: