127 lines
2.7 KiB
C
127 lines
2.7 KiB
C
#include "ioutil.h"
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#include <check.h>
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START_TEST(test_read_until_newline_returns_line_length_plus_null)
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{
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int fds[2];
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int nread;
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char buf[5] = { 0 };
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pipe(fds);
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write(fds[1], "1234\n", 5);
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nread = read_until_newline(fds[0], buf, 5);
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ck_assert_int_eq(5, nread);
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}
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END_TEST START_TEST(test_read_until_newline_inserts_null)
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{
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int fds[2];
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int nread;
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char buf[5] = { 0 };
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pipe(fds);
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write(fds[1], "1234\n", 5);
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nread = read_until_newline(fds[0], buf, 5);
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ck_assert_int_eq('\0', buf[4]);
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}
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END_TEST START_TEST(test_read_empty_line_inserts_null)
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{
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int fds[2];
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int nread;
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char buf[5] = { 0 };
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pipe(fds);
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write(fds[1], "\n", 1);
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nread = read_until_newline(fds[0], buf, 1);
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ck_assert_int_eq('\0', buf[0]);
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ck_assert_int_eq(1, nread);
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}
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END_TEST START_TEST(test_read_eof_returns_err)
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{
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int fds[2];
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int nread;
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char buf[5] = { 0 };
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pipe(fds);
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close(fds[1]);
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nread = read_until_newline(fds[0], buf, 5);
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ck_assert_int_eq(-1, nread);
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}
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END_TEST START_TEST(test_read_eof_fills_line)
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{
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int fds[2];
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int nread;
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char buf[5] = { 0 };
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pipe(fds);
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write(fds[1], "1234", 4);
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close(fds[1]);
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nread = read_until_newline(fds[0], buf, 5);
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ck_assert_int_eq(-1, nread);
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ck_assert_int_eq('4', buf[3]);
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}
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END_TEST START_TEST(test_read_lines_until_blankline)
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{
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char **lines = NULL;
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int fds[2];
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int nlines;
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pipe(fds);
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write(fds[1], "a\nb\nc\n\n", 7);
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nlines = read_lines_until_blankline(fds[0], 256, &lines);
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ck_assert_int_eq(3, nlines);
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}
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END_TEST Suite * ioutil_suite(void)
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{
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Suite *s = suite_create("ioutil");
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TCase *tc_read_until_newline = tcase_create("read_until_newline");
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TCase *tc_read_lines_until_blankline =
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tcase_create("read_lines_until_blankline");
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tcase_add_test(tc_read_until_newline,
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test_read_until_newline_returns_line_length_plus_null);
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tcase_add_test(tc_read_until_newline,
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test_read_until_newline_inserts_null);
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tcase_add_test(tc_read_until_newline,
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test_read_empty_line_inserts_null);
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tcase_add_test(tc_read_until_newline, test_read_eof_returns_err);
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tcase_add_test(tc_read_until_newline, test_read_eof_fills_line);
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tcase_add_test(tc_read_lines_until_blankline,
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test_read_lines_until_blankline);
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suite_add_tcase(s, tc_read_until_newline);
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suite_add_tcase(s, tc_read_lines_until_blankline);
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return s;
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}
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int main(void)
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{
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int number_failed;
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Suite *s = ioutil_suite();
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SRunner *sr = srunner_create(s);
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srunner_run_all(sr, CK_NORMAL);
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number_failed = srunner_ntests_failed(sr);
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srunner_free(sr);
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return (number_failed == 0) ? 0 : 1;
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}
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