Add queue implementation

tests/queue/test_queue.c

@@ -0,0 +1,63 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "wapp.h"
+#include "test_queue.h"
+
+wapp_persist Allocator arena = {0};
+wapp_persist I32Queue queue;
+
+TestFuncResult test_queue_push_back(void) {
+	arena = wapp_mem_arena_allocator_init(MB(64));
+
+	b8 result = true;
+	queue     = wapp_queue_alloc(i32, &arena, 64);
+
+	result = result && queue.items != NULL && wapp_queue_capacity(&queue) == 64 && wapp_queue_count(&queue) == 0;
+
+	i32 n1 = 1;
+	i32 n2 = 2;
+	i32 n3 = 3;
+	i32 n4 = 4;
+	i32 n5 = 5;
+
+	wapp_queue_push_back(i32, &queue, &n1);
+	result = result && wapp_queue_count(&queue) == 1;
+
+	wapp_queue_push_back(i32, &queue, &n2);
+	result = result && wapp_queue_count(&queue) == 2;
+
+	wapp_queue_push_back(i32, &queue, &n3);
+	result = result && wapp_queue_count(&queue) == 3;
+
+	wapp_queue_push_back(i32, &queue, &n4);
+	result = result && wapp_queue_count(&queue) == 4;
+
+	wapp_queue_push_back(i32, &queue, &n5);
+	result = result && wapp_queue_count(&queue) == 5;
+
+	return wapp_tester_result(result);
+}
+
+TestFuncResult test_queue_pop_front(void) {
+	b8 result = true;
+	i32 num;
+
+	wapp_queue_pop_front(i32, &queue, &num);
+	result = result && num == 1;
+
+	wapp_queue_pop_front(i32, &queue, &num);
+	result = result && num == 2;
+
+	wapp_queue_pop_front(i32, &queue, &num);
+	result = result && num == 3;
+
+	wapp_queue_pop_front(i32, &queue, &num);
+	result = result && num == 4;
+
+	wapp_queue_pop_front(i32, &queue, &num);
+	result = result && num == 5;
+
+	wapp_mem_arena_allocator_destroy(&arena);
+
+	return wapp_tester_result(result);
+}