hare

commit c4d2b2c8b1cf853b5f0e324073e9cf24ca0aeeaa
parent 995b64277541d29df3162b4521c2eae196ad8eb1
Author: Drew DeVault <sir@cmpwn.com>
Date:   Thu,  4 Feb 2021 14:43:38 -0500

rt +test: add more logging

Diffstat:
M
rt/+test/start.ha
 | 
12
++++++++++++
A
rt/+test/ztos.ha
 | 
38
++++++++++++++++++++++++++++++++++++++

2 files changed, 50 insertions(+), 0 deletions(-)
diff --git a/rt/+test/start.ha b/rt/+test/start.ha
@@ -35,13 +35,25 @@ export fn start_ha() void = {
 		};
 	};
 
+	let npass = 0z, nfail = 0z;
+	print("Running ");
+	print(ztos(ntest));
+	print(" tests:\n\n");
 	for (let i = 0z; i < ntest; i += 1z) {
 		print(test_start[i].name);
 		dots(maxname - len(test_start[i].name) + 3z);
 		print(" ");
 		test_start[i].func();
+		npass += 1z;
 		print("OK\n");
 	};
+	print("\n");
+	print(ztos(npass));
+	print(" passed; ");
+	print(ztos(nfail));
+	print(" failed; ");
+	print(ztos(ntest));
+	print(" tests completed.\n");
 
 	const nfini = (&fini_end: uintptr - &fini_start: uintptr): size
 		/ size(*fn() void);
diff --git a/rt/+test/ztos.ha b/rt/+test/ztos.ha
@@ -0,0 +1,38 @@
+fn bytes_reverse(b: []u8) void = {
+	if (len(b) == 0z) {
+		return;
+	};
+	for (let s = 0z, e = len(b) - 1z; s < e) {
+		let x = b[s];
+		b[s] = b[e];
+		b[e] = x;
+		s += 1z;
+		e -= 1z;
+	};
+};
+
+fn ztos(u: size) const str = {
+	static let buf: [21]u8 = [0u8...]; // 20 digits plus NUL
+	buf = [0u8...];
+
+	let s = struct {
+		b: *[*]u8 = &buf,
+		l: size = 0z,
+		c: size = 0z,
+	};
+
+	if (u == 0z) {
+		s.b[s.l] = '0': u32: u8;
+		s.l += 1z;
+	};
+
+	for (u > 0z) {
+		s.b[s.l] = '0': u32: u8 + (u % 10z): u8;
+		s.l += 1z;
+		u /= 10z;
+	};
+
+	bytes_reverse(s.b[..s.l]);
+	s.b[s.l] = 0u8;
+	return *(&s: *str);
+};