1 files changed, 29 insertions, 0 deletions
diff --git a/lib/std/special/test_runner.zig b/lib/std/special/test_runner.zig
new file mode 100644
index 0000000000..db01293059
--- /dev/null
+++ b/lib/std/special/test_runner.zig
@@ -0,0 +1,29 @@
+const std = @import("std");
+const io = std.io;
+const builtin = @import("builtin");
+const test_fn_list = builtin.test_functions;
+const warn = std.debug.warn;
+
+pub fn main() !void {
+    var ok_count: usize = 0;
+    var skip_count: usize = 0;
+    for (test_fn_list) |test_fn, i| {
+        warn("{}/{} {}...", i + 1, test_fn_list.len, test_fn.name);
+
+        if (test_fn.func()) |_| {
+            ok_count += 1;
+            warn("OK\n");
+        } else |err| switch (err) {
+            error.SkipZigTest => {
+                skip_count += 1;
+                warn("SKIP\n");
+            },
+            else => return err,
+        }
+    }
+    if (ok_count == test_fn_list.len) {
+        warn("All tests passed.\n");
+    } else {
+        warn("{} passed; {} skipped.\n", ok_count, skip_count);
+    }
+}