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Add error message to test runner for bad arguments

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This commit is contained in:
Martin Wickham 2021-09-30 00:19:21 -05:00 committed by Andrew Kelley
parent f87156e33c
commit c82c3585c8
1 changed files with 6 additions and 0 deletions
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6
lib/std/special/test_runner.zig
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@ -13,6 +13,12 @@ fn processArgs() void {
const args = std.process.argsAlloc(&args_allocator.allocator) catch {
@panic("Too many bytes passed over the CLI to the test runner");
};
if (args.len != 2) {
const self_name = if (args.len >= 1) args[0] else if (builtin.os.tag == .windows) "test.exe" else "test";
const zig_ext = if (builtin.os.tag == .windows) ".exe" else "";
std.debug.print("Usage: {s} path/to/zig{s}\n", .{ self_name, zig_ext });
@panic("Wrong number of command line arguments");
}
std.testing.zig_exe_path = args[1];
}