Add test case: inject IPv4 based TCP payload packet after recv C2S first payload

test/gtest_inject_tcp_rst_after_recv_syn_ack.cpp

@@ -0,0 +1,54 @@
+#include <gtest/gtest.h>
+
+#include "packet_injector_test_frame.h"
+
+TEST(INJECT_IPV4_BASED_TCP_RST, AFTER_RECV_SYN_ACK)
+{
+    char current_dir[1024] = {0};
+    char work_dir[2048] = {0};
+    char input_dir[2048] = {0};
+    getcwd(current_dir, sizeof(current_dir));
+    snprintf(work_dir, sizeof(work_dir), "%s/%s", current_dir, "inject_ipv4_based_tcp_rst_after_recv_syn_ack");
+    snprintf(input_dir, sizeof(input_dir), "%s/%s", current_dir, "pcap/inject_ipv4_based_tcp_rst_after_recv_syn_ack/test/");
+
+    struct packet_injector_case test = {
+        // descriptor
+        .finish_clean_work_dir = 0,
+        .descriptor = "Inject IPv4 based TCP RST after receiving SYN-ACK packet.",
+        .work_dir = work_dir,
+
+        // prefix
+        .input_prefix = input_dir,
+
+        // input pcap
+        .input_pcap = "input.pcap",
+
+        // compare
+        .compares = {
+            {
+                .expect_pcap = "expect-192.0.2.211:59942-192.0.2.110:80-1.pcap",
+                .inject_pcap = "inject-192.0.2.211:59942-192.0.2.110:80-1.pcap",
+            },
+            {
+                .expect_pcap = "expect-192.0.2.110:80-192.0.2.211:59942-2.pcap",
+                .inject_pcap = "inject-192.0.2.110:80-192.0.2.211:59942-2.pcap",
+            },
+            {
+                .expect_pcap = NULL,
+                .inject_pcap = NULL,
+            },
+        },
+
+        // packet injector command
+        .packet_injector_cmd = {"./packet_injector", "-t", "tcp-rst", "-c", "s2c-packet", "-n", "1"},
+        .diff_skip_pattern = "-I frame.time -I frame.time_epoch -I ip.id -I ip.ttl -I ip.checksum -I tcp.checksum -I tcp.window_size",
+    };
+
+    packet_injector_test_frame_run(&test);
+}
+
+int main(int argc, char **argv)
+{
+    ::testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}