filebuf.c 2.16 KB
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#include "clar_libgit2.h"
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#include "filebuf.h"

/* make sure git_filebuf_open doesn't delete an existing lock */
void test_core_filebuf__0(void)
{
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	git_filebuf file = GIT_FILEBUF_INIT;
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	int fd;
	char test[] = "test", testlock[] = "test.lock";

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	fd = p_creat(testlock, 0744); //-V536
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	cl_must_pass(fd);
	cl_must_pass(p_close(fd));

	cl_git_fail(git_filebuf_open(&file, test, 0));
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	cl_assert(git_path_exists(testlock));
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	cl_must_pass(p_unlink(testlock));
}


/* make sure GIT_FILEBUF_APPEND works as expected */
void test_core_filebuf__1(void)
{
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	git_filebuf file = GIT_FILEBUF_INIT;
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	int fd;
	char test[] = "test";

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	fd = p_creat(test, 0666); //-V536
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	cl_must_pass(fd);
	cl_must_pass(p_write(fd, "libgit2 rocks\n", 14));
	cl_must_pass(p_close(fd));

	cl_git_pass(git_filebuf_open(&file, test, GIT_FILEBUF_APPEND));
	cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
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	cl_git_pass(git_filebuf_commit(&file, 0666));
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	cl_must_pass(p_unlink(test));
}


/* make sure git_filebuf_write writes large buffer correctly */
void test_core_filebuf__2(void)
{
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	git_filebuf file = GIT_FILEBUF_INIT;
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	char test[] = "test";
	unsigned char buf[4096 * 4]; /* 2 * WRITE_BUFFER_SIZE */

	memset(buf, 0xfe, sizeof(buf));

	cl_git_pass(git_filebuf_open(&file, test, 0));
	cl_git_pass(git_filebuf_write(&file, buf, sizeof(buf)));
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	cl_git_pass(git_filebuf_commit(&file, 0666));
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	cl_must_pass(p_unlink(test));
}

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/* make sure git_filebuf_cleanup clears the buffer */
void test_core_filebuf__4(void)
{
	git_filebuf file = GIT_FILEBUF_INIT;
	char test[] = "test";

	cl_assert(file.buffer == NULL);

	cl_git_pass(git_filebuf_open(&file, test, 0));
	cl_assert(file.buffer != NULL);

	git_filebuf_cleanup(&file);
	cl_assert(file.buffer == NULL);
}


/* make sure git_filebuf_commit clears the buffer */
void test_core_filebuf__5(void)
{
	git_filebuf file = GIT_FILEBUF_INIT;
	char test[] = "test";

	cl_assert(file.buffer == NULL);

	cl_git_pass(git_filebuf_open(&file, test, 0));
	cl_assert(file.buffer != NULL);
	cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
	cl_assert(file.buffer != NULL);

	cl_git_pass(git_filebuf_commit(&file, 0666));
	cl_assert(file.buffer == NULL);

	cl_must_pass(p_unlink(test));
}