From e824f6df73aabf7c1ada38a44ababa6d0674bb0b Mon Sep 17 00:00:00 2001
From: Loic Coenen <loic@visua.com>
Date: Fri, 8 May 2026 20:03:49 +0000
Subject: [PATCH] feat: add test for dynamic channel creation via MIDI command

Co-authored-by: aider (deepseek/deepseek-reasoner) <aider@aider.chat>
---
 tests/integration.c | 52 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

diff --git a/tests/integration.c b/tests/integration.c
index 73a4b50..aebece8 100644
--- a/tests/integration.c
+++ b/tests/integration.c
@@ -366,6 +366,52 @@ static int test_looper_looping(void) {
     return 0;
 }
 
+/* test multiple channels */
+static int test_multiple_channels(void) {
+    printf("Test: dynamic channel creation via MIDI command\n");
+    pid_t pid = start_looper();
+    if (pid < 0) return 1;
+
+    jack_client_t *client;
+    jack_status_t status;
+    client = jack_client_open("test_multi", JackNoStartServer, &status);
+    if (!client) {
+        kill(pid, SIGTERM); waitpid(pid, NULL, 0);
+        fprintf(stderr, "  SKIP: no JACK\n");
+        return 1;
+    }
+
+    if (send_jack_note_on("looper:control", 60, 127) != 0) {
+        jack_client_close(client);
+        kill(pid, SIGTERM); waitpid(pid, NULL, 0);
+        fprintf(stderr, "  FAIL: send note 60 failed\n");
+        return 1;
+    }
+    usleep(500000);
+
+    int found = 0;
+    const char **ports = jack_get_ports(client, NULL, JACK_DEFAULT_AUDIO_TYPE, 0);
+    if (ports) {
+        for (int i = 0; ports[i]; i++) {
+            if (strstr(ports[i], "looper:channel1_input")) {
+                found = 1;
+                break;
+            }
+        }
+        jack_free(ports);
+    }
+    jack_client_close(client);
+    kill(pid, SIGTERM);
+    waitpid(pid, NULL, 0);
+
+    if (!found) {
+        fprintf(stderr, "  FAIL: channel1_input port not created after add command\n");
+        return 1;
+    }
+    printf("  PASS (channel created)\n");
+    return 0;
+}
+
 
 int main(void) {
     /* 1. binary must exist */
@@ -385,6 +431,12 @@ int main(void) {
         return 1;
     }
 
+    /* 5. Test multiple dynamic channels */
+    if (test_multiple_channels() != 0) {
+        fprintf(stderr, "  FAILED\n");
+        return 1;
+    }
+
     printf("All tests completed successfully.\n");
     return 0;
 }