hare

commit ad964a36eb27cc0f9d4fbf465e84d2c9f7d1cb59
parent e3c3a235545a110fe16bbd7d3667f3caf8d341d0
Author: Drew DeVault <sir@cmpwn.com>
Date:   Thu,  4 Feb 2021 13:50:23 -0500

rt: add basic test runner

Diffstat:
A
rt/+test/start.ha
 | 
39
+++++++++++++++++++++++++++++++++++++++
R
rt/start.ha -> rt/start-test.ha
 | 
0

2 files changed, 39 insertions(+), 0 deletions(-)
diff --git a/rt/+test/start.ha b/rt/+test/start.ha
@@ -0,0 +1,39 @@
+const @symbol("__init_array_start") init_start: [*]*fn() void;
+const @symbol("__init_array_end") init_end: [*]*fn() void;
+const @symbol("__fini_array_start") fini_start: [*]*fn() void;
+const @symbol("__fini_array_end") fini_end: [*]*fn() void;
+
+type test = struct {
+	name: str,
+	func: *fn() void,
+};
+
+const @symbol("__test_array_start") test_start: [*]test;
+const @symbol("__test_array_end") test_end: [*]test;
+
+fn print(msg: str) void = write(1, msg: *const char, len(msg));
+
+export fn start_ha() void = {
+	const ninit = (&init_end: uintptr - &init_start: uintptr): size
+		/ size(*fn() void);
+	for (let i = 0z; i < ninit; i += 1z) {
+		init_start[i]();
+	};
+
+	const ntest = (&test_end: uintptr - &test_start: uintptr): size / size(test);
+	for (let i = 0z; i < ntest; i += 1z) {
+		print(test_start[i].name);
+		print("...");
+		test_start[i].func();
+		print("OK\n");
+	};
+
+	const nfini = (&fini_end: uintptr - &fini_start: uintptr): size
+		/ size(*fn() void);
+	for (let i = 0z; i < nfini; i += 1z) {
+		fini_start[i]();
+	};
+
+	exit(0);
+};
+
diff --git a/rt/start.ha b/rt/start-test.ha