From 1a2e93c752a6b835423cd8bee609b8ec6c3f1262 Mon Sep 17 00:00:00 2001
From: Prefetch
Date: Sun, 16 Jul 2023 15:04:44 +0200
Subject: Initial commit for publication

---
 tests/test02.c | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 tests/test02.c

(limited to 'tests/test02.c')

diff --git a/tests/test02.c b/tests/test02.c
new file mode 100644
index 0000000..1cd0c1a
--- /dev/null
+++ b/tests/test02.c
@@ -0,0 +1,62 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+#include <unistd.h>
+
+#include "linen.h"
+
+
+#define NUM_THREADS 10
+
+
+/* Argument for thread function */
+typedef struct {
+	useconds_t delay;
+	int id;
+} f_arg_t;
+
+
+/* Function for threads to run */
+void* f(void* arg) {
+	f_arg_t* a = (f_arg_t*)arg;
+	usleep(a->delay);
+	printf("    Hello from thread #%d!\n", a->id);
+	return (void*)&(a->delay);
+}
+
+
+void main() {
+	printf("\x1B[1mTEST 02: threads print after random delay "
+	       "while getting joined consecutively:\x1B[0m\n");
+
+	/* Thread handles and arguments */
+	linen_thread_t ts[NUM_THREADS];
+	f_arg_t args[NUM_THREADS];
+
+	/* Set arguments */
+	srand(time(NULL));
+	for (int i = 0; i < NUM_THREADS; i++) {
+		args[i].delay = (useconds_t)rand() % 1000000;
+		args[i].id = i;
+	}
+
+	/* Spawn threads */
+	for (int i = 0; i < NUM_THREADS; i++) {
+		int r = linen_thread_create(&ts[i], f, (void*)&args[i]);
+		if (r) {
+			printf("    Failed to spawn thread #%d with error %d\n", i, r);
+		}
+	}
+
+	/* Wait for each thread to finish in order, and print its argument.
+	 * The first message only prints once thread #0 is done, and so on. */
+	for (int i = 0; i < NUM_THREADS; i++) {
+		useconds_t* pd;
+		int r = linen_thread_finish(ts[i], (void**)&pd);
+		if (r) {
+			printf("    Failed to join thread #%d with error %d\n", i, r);
+		} else {
+			printf("    Thread #%d slept for %dms\n", i, *pd / 1000);
+		}
+	}
+}
-- 
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