boomjacky/looper
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

move engine to engine/

Browse Source
This commit is contained in:
Loic Coenen
2026-05-13 17:55:59 +00:00
parent 10d0269a5a
commit f3dde6b668
38 changed files with 3141 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

190
engine/tests/test_loop.c Normal file
View File

@@ -0,0 +1,190 @@
#include "test_common.h"
static int test_looper_looping(void) {
printf("Test: loop recording and playback (expect ≥3 repetitions)\n");
pid_t pid = start_looper();
if (pid < 0) return 1;
if (init_persistent_midi_client() != 0) {
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
fprintf(stderr, " FAIL: cannot initialise persistent MIDI client\n");
return 1;
}
jack_client_t *client;
jack_status_t status;
client = jack_client_open("test_looping", JackNoStartServer, &status);
if (!client) {
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
fprintf(stderr, " SKIP: JACK not running?\n");
return 1;
}
jack_port_t *audio_out = jack_port_register(client, "out",
JACK_DEFAULT_AUDIO_TYPE,
JackPortIsOutput, 0);
jack_port_t *audio_in = jack_port_register(client, "in",
JACK_DEFAULT_AUDIO_TYPE,
JackPortIsInput, 0);
if (!audio_out || !audio_in) {
jack_client_close(client);
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
return 1;
}
safe_usleep(200000);
char my_out[64], my_in[64];
snprintf(my_out, sizeof(my_out), "test_looping:out");
snprintf(my_in, sizeof(my_in), "test_looping:in");
if (jack_connect(client, my_out, "looper:input") ||
jack_connect(client, "looper:output", my_in)) {
jack_client_close(client);
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
return 1;
}
if (send_jack_note_on("looper:control", 1, 127) != 0) {
jack_client_close(client);
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
return 1;
}
safe_usleep(500000);
int sr = jack_get_sample_rate(client);
continuous_sine = 0;
beep_remaining = (int)(0.1f * sr);
bursts = 0;
prev_above = 0;
passthrough_output_port = audio_out;
passthrough_input_port = audio_in;
passthrough_phase = 0.0f;
passthrough_freq = 440.0f;
passthrough_sample_rate = sr;
passthrough_total_samples = 0;
passthrough_sum_sq = 0.0;
passthrough_done = 0;
jack_set_process_callback(client, passthrough_process, NULL);
if (jack_activate(client)) {
jack_client_close(client);
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
return 1;
}
safe_usleep(150000);
safe_usleep(800000);
if (send_jack_note_on("looper:control", 1, 127) != 0) {
jack_client_close(client);
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
return 1;
}
safe_usleep(4000000);
jack_deactivate(client);
jack_client_close(client);
cleanup_persistent_midi_client();
kill(pid, SIGTERM);
waitpid(pid, NULL, 0);
int got_bursts = bursts;
printf(" detected bursts: %d\n", got_bursts);
if (got_bursts < 3) {
fprintf(stderr, " FAIL: expected ≥3 bursts, got %d\n", got_bursts);
return 1;
}
printf(" PASS (at least 3 repetitions)\n");
return 0;
}
static int test_record_loop_stop(void) {
printf("Test: full record‑loop‑stop (≥5 repetitions)\n");
pid_t pid = start_looper();
if (pid < 0) return 1;
if (init_persistent_midi_client() != 0) {
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
fprintf(stderr, " FAIL: cannot initialise persistent MIDI client\n");
return 1;
}
jack_client_t *client;
jack_status_t status;
client = jack_client_open("test_full", JackNoStartServer, &status);
if (!client) {
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
fprintf(stderr, " SKIP: no JACK\n");
return 1;
}
jack_port_t *audio_out = jack_port_register(client, "out",
JACK_DEFAULT_AUDIO_TYPE,
JackPortIsOutput, 0);
jack_port_t *audio_in = jack_port_register(client, "in",
JACK_DEFAULT_AUDIO_TYPE,
JackPortIsInput, 0);
if (!audio_out || !audio_in) {
jack_client_close(client);
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
return 1;
}
safe_usleep(200000);
char my_out[64], my_in[64];
snprintf(my_out, sizeof(my_out), "test_full:out");
snprintf(my_in, sizeof(my_in), "test_full:in");
if (jack_connect(client, my_out, "looper:input") ||
jack_connect(client, "looper:output", my_in)) {
jack_client_close(client);
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
return 1;
}
if (send_jack_note_on("looper:control", 1, 127) != 0) {
jack_client_close(client);
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
return 1;
}
safe_usleep(500000);
int sr = jack_get_sample_rate(client);
continuous_sine = 0;
beep_remaining = (int)(0.5f * sr);
bursts = 0;
prev_above = 0;
passthrough_output_port = audio_out;
passthrough_input_port = audio_in;
passthrough_phase = 0.0f;
passthrough_freq = 440.0f;
passthrough_sample_rate = sr;
passthrough_total_samples = 0;
passthrough_sum_sq = 0.0;
passthrough_done = 0;
jack_set_process_callback(client, passthrough_process, NULL);
if (jack_activate(client)) {
jack_client_close(client);
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
return 1;
}
safe_usleep(200000);
if (send_jack_note_on("looper:control", 1, 127) != 0) {
jack_client_close(client);
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
return 1;
}
safe_usleep(2500000);
if (send_jack_note_on("looper:control", 64, 127) != 0) {
jack_client_close(client);
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
return 1;
}
safe_usleep(200000);
if (send_jack_note_on("looper:control", 65, 127) != 0) {
jack_client_close(client);
kill(pid, SIGTERM); waitpid(pid, NULL, 0);
return 1;
}
safe_usleep(200000);
int total_bursts = bursts;
jack_deactivate(client);
jack_client_close(client);
cleanup_persistent_midi_client();
kill(pid, SIGTERM);
waitpid(pid, NULL, 0);
if (total_bursts < 5) {
fprintf(stderr, " FAIL: expected ≥5 bursts, got %d\n", total_bursts);
return 1;
}
printf(" PASS (≥5 repetitions, stopped cleanly)\n");
return 0;
}
int test_loop(void) {
int failures = 0;
failures += test_looper_looping();
failures += test_record_loop_stop();
return failures;
}