make sys_create() better + test

2 files changed, 43 insertions, 0 deletions

diff --git a/tests/create/init.c b/tests/create/init.c
new file mode 100644
index 0000000..ca38c22
--- /dev/null
+++ b/tests/create/init.c
@@ -0,0 +1,41 @@
+#include <common/test.h>
+
+static int data = 0;
+
+void callback(id_t tid, int d0, int d1, int d2, int d3)
+{
+	UNUSED(tid);
+	printf("hello from new thread\n");
+	check(d0 == 1, "wrong d0\n");
+	check(d1 == 2, "wrond d1\n");
+	check(d2 == 3, "wrong d2\n");
+	check(d3 == 4, "wrong d3\n");
+	check(data == 16, "wrong data\n");
+
+	printf("returning to old thread\n");
+	sys_swap(1);
+	check(0, "swap to old thread failed\n");
+}
+
+START(pid, tid, d0, d1, d2, d3)
+{
+	UNUSED(pid);
+	UNUSED(tid);
+	UNUSED(d0);
+	UNUSED(d1);
+	UNUSED(d2);
+	UNUSED(d3);
+
+	printf("setting data to non-zero value\n");
+	data = 16;
+
+	printf("creating new thread\n");
+	id_t new_thread = sys_create((uintptr_t)callback, 1, 2, 3, 4);
+	check(new_thread > 0, "create failed\n");
+
+	printf("swapping to new thread\n");
+	enum sys_status r = sys_swap(new_thread);
+	check(r == OK, "swap to new thread failed\n");
+
+	ok();
+}
diff --git a/tests/create/source.mk b/tests/create/source.mk
new file mode 100644
index 0000000..b9f8efe
--- /dev/null
+++ b/tests/create/source.mk
@@ -0,0 +1,2 @@
+DO	!= ./scripts/gen-prog -n create -p init init.c
+DO	!= ./scripts/gen-simple -n create -p init