tests: Add test_echo_tcp_write_read.

1 files changed, 140 insertions, 0 deletions

diff --git a/tests/test_echo_tcp_write_read.c b/tests/test_echo_tcp_write_read.c
new file mode 100644
index 0000000..389e400
--- /dev/null
+++ b/tests/test_echo_tcp_write_read.c
@@ -0,0 +1,140 @@
+#include <stdarg.h>
+#include <stddef.h>
+#include <setjmp.h>
+#include <cmocka.h>
+
+#include "config.h"
+#include "torture.h"
+
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+
+static void setup_echo_srv_tcp_ipv4(void **state)
+{
+	torture_setup_echo_srv_tcp_ipv4(state);
+}
+
+static void setup_echo_srv_tcp_ipv6(void **state)
+{
+	torture_setup_echo_srv_tcp_ipv6(state);
+}
+
+static void teardown(void **state)
+{
+	torture_teardown_echo_srv(state);
+}
+
+static void test_write_read_ipv4(void **state)
+{
+	struct sockaddr_in sin;
+	socklen_t slen = sizeof(struct sockaddr_in);
+	ssize_t ret;
+	int rc;
+	int i;
+	int s;
+
+	(void) state; /* unused */
+
+	s = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
+	assert_int_not_equal(s, -1);
+
+	ZERO_STRUCT(sin);
+	sin.sin_family = AF_INET;
+	sin.sin_port = htons(TORTURE_ECHO_SRV_PORT);
+
+	rc = inet_pton(sin.sin_family, TORTURE_ECHO_SRV_IPV4, &sin.sin_addr);
+	assert_int_equal(rc, 1);
+
+	rc = connect(s, (struct sockaddr *)&sin, slen);
+	assert_int_equal(rc, 0);
+
+	for (i = 0; i < 10; i++) {
+		char send_buf[64] = {0};
+		char recv_buf[64] = {0};
+
+		snprintf(send_buf, sizeof(send_buf), "packet.%d", i);
+
+		ret = write(s,
+			    send_buf,
+			    sizeof(send_buf));
+		assert_int_not_equal(ret, -1);
+
+		ret = read(s,
+			   recv_buf,
+			   sizeof(recv_buf));
+		assert_int_not_equal(ret, -1);
+
+		assert_memory_equal(send_buf, recv_buf, sizeof(send_buf));
+	}
+
+	close(s);
+}
+
+#ifdef HAVE_IPV6
+static void test_write_read_ipv6(void **state)
+{
+	struct sockaddr_in6 sin6;
+	socklen_t slen = sizeof(struct sockaddr_in6);
+	ssize_t ret;
+	int rc;
+	int i;
+	int s;
+
+	(void) state; /* unused */
+
+	s = socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP);
+	assert_int_not_equal(s, -1);
+
+	ZERO_STRUCT(sin6);
+	sin6.sin6_family = AF_INET6;
+	sin6.sin6_port = htons(TORTURE_ECHO_SRV_PORT);
+
+	rc = inet_pton(AF_INET6, TORTURE_ECHO_SRV_IPV6, &sin6.sin6_addr);
+	assert_int_equal(rc, 1);
+
+	rc = connect(s, (struct sockaddr *)&sin6, slen);
+	assert_int_equal(rc, 0);
+
+	for (i = 0; i < 10; i++) {
+		char send_buf[64] = {0};
+		char recv_buf[64] = {0};
+
+		snprintf(send_buf, sizeof(send_buf), "packet.%d", i);
+
+		ret = write(s,
+			    send_buf,
+			    sizeof(send_buf));
+		assert_int_not_equal(ret, -1);
+
+		ret = read(s,
+			   recv_buf,
+			   sizeof(recv_buf));
+		assert_int_not_equal(ret, -1);
+
+		assert_memory_equal(send_buf, recv_buf, sizeof(send_buf));
+	}
+
+	close(s);
+}
+#endif
+
+int main(void) {
+	int rc;
+
+	const UnitTest tests[] = {
+		unit_test_setup_teardown(test_write_read_ipv4, setup_echo_srv_tcp_ipv4, teardown),
+#ifdef HAVE_IPV6
+		unit_test_setup_teardown(test_write_read_ipv6, setup_echo_srv_tcp_ipv6, teardown),
+#endif
+	};
+
+	rc = run_tests(tests);
+
+	return rc;
+}