Moved unit tests into tests/unit

tests/unit/check_ioutil.c

@@ -0,0 +1,134 @@
+#include "ioutil.h"
+
+#include <check.h>
+
+START_TEST( test_read_until_newline_returns_line_length_plus_null )
+{
+	int fds[2];
+	int nread;
+	char buf[5] = {0};
+	pipe(fds);
+
+	write( fds[1], "1234\n", 5 );
+	
+	nread = read_until_newline( fds[0], buf, 5 );
+
+	ck_assert_int_eq( 5, nread );
+}
+END_TEST
+
+
+START_TEST( test_read_until_newline_inserts_null )
+{
+	int fds[2];
+	int nread;
+	char buf[5] = {0};
+	pipe(fds);
+
+	write( fds[1], "1234\n", 5 );
+	
+	nread = read_until_newline( fds[0], buf, 5 );
+
+	ck_assert_int_eq( '\0', buf[4] );
+
+}
+END_TEST
+
+
+START_TEST( test_read_empty_line_inserts_null )
+{
+	int fds[2];
+	int nread;
+	char buf[5] = {0};
+	pipe(fds);
+
+	write( fds[1], "\n", 1 );
+	nread = read_until_newline( fds[0], buf, 1 );
+
+	ck_assert_int_eq( '\0', buf[0] );
+	ck_assert_int_eq( 1, nread ); 
+}
+END_TEST
+
+
+START_TEST( test_read_eof_returns_err )
+{
+	int fds[2];
+	int nread;
+	char buf[5] = {0};
+	pipe( fds );
+
+	close( fds[1] );
+	nread = read_until_newline( fds[0], buf, 5 );
+
+	ck_assert_int_eq( -1, nread );
+}
+END_TEST
+
+
+START_TEST( test_read_eof_fills_line )
+{
+	int fds[2];
+	int nread;
+	char buf[5] = {0};
+	pipe(fds);
+
+	write( fds[1], "1234", 4 );
+	close( fds[1] );
+	nread = read_until_newline( fds[0], buf, 5 );
+
+	ck_assert_int_eq( -1, nread );
+	ck_assert_int_eq( '4', buf[3] );
+}
+END_TEST
+
+
+START_TEST( test_read_lines_until_blankline )
+{
+	char **lines = NULL;
+	int fds[2];
+	int nlines;
+	pipe( fds );
+
+	write( fds[1], "a\nb\nc\n\n", 7 );
+
+	nlines = read_lines_until_blankline( fds[0], 256, &lines );
+
+	ck_assert_int_eq( 3, nlines );
+}
+END_TEST
+
+
+Suite *ioutil_suite(void)
+{
+	Suite *s = suite_create("ioutil");
+
+	TCase *tc_read_until_newline = tcase_create("read_until_newline");
+	TCase *tc_read_lines_until_blankline = tcase_create("read_lines_until_blankline");
+
+	tcase_add_test(tc_read_until_newline, test_read_until_newline_returns_line_length_plus_null);
+	tcase_add_test(tc_read_until_newline, test_read_until_newline_inserts_null);
+	tcase_add_test(tc_read_until_newline, test_read_empty_line_inserts_null);
+	tcase_add_test(tc_read_until_newline, test_read_eof_returns_err);
+	tcase_add_test(tc_read_until_newline, test_read_eof_fills_line );
+
+	tcase_add_test(tc_read_lines_until_blankline, test_read_lines_until_blankline );
+
+	suite_add_tcase(s, tc_read_until_newline);
+	suite_add_tcase(s, tc_read_lines_until_blankline);
+
+	return s;
+}
+
+int main(void)
+{
+	int number_failed;
+	
+	Suite *s = ioutil_suite();
+	SRunner *sr = srunner_create(s);
+	srunner_run_all(sr, CK_NORMAL);
+	number_failed = srunner_ntests_failed(sr);
+	srunner_free(sr);
+	return (number_failed == 0) ? 0 : 1;
+}
+