Diffusion Ant (mir/inline-method) Code

ant/tests/test_process_emit_warning.cjs
3fa05edd2fe3mir/inline-method

test_process_emit_warning.cjs
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			const { spawnSync } = require('child_process');

			function assertIncludes(haystack, needle, label) {
			if (!haystack.includes(needle)) {
			throw new Error(`${label}: expected ${JSON.stringify(haystack)} to include ${JSON.stringify(needle)}`);
			}
			}

			function assertNotIncludes(haystack, needle, label) {
			if (haystack.includes(needle)) {
			throw new Error(`${label}: expected ${JSON.stringify(haystack)} not to include ${JSON.stringify(needle)}`);
			}
			}

			function assertMatch(haystack, pattern, label) {
			if (!pattern.test(haystack)) {
			throw new Error(`${label}: expected ${JSON.stringify(haystack)} to match ${pattern}`);
			}
			}

			function run(source) {
			const result = spawnSync(process.execPath, ['-e', source]);
			if (result.error) throw result.error;
			if (result.status !== 0) {
			throw new Error(`child exited ${result.status}\nstdout:\n${result.stdout}\nstderr:\n${result.stderr}`);
			}
			return {
			stdout: String(result.stdout),
			stderr: String(result.stderr),
			};
			}

			const withDetail = run(`
			process.emitWarning('Something happened!', {
			code: 'Custom_Warning',
			detail: 'Additional information about warning'
			});
			`);

			assertMatch(
			withDetail.stderr,
			/\\(ant:\\d+\\) \\[Custom_Warning\\] Warning: Something happened!\\n/,
			'emitWarning formats code, type, and message'
			);
			assertIncludes(
			withDetail.stderr,
			'Additional information about warning\n',
			'emitWarning prints detail'
			);
			assertNotIncludes(
			withDetail.stderr,
			'[Custom_Warning] : Something happened!',
			'emitWarning avoids the old empty type formatting'
			);

			const listenerPayload = run(`
			process.on('warning', warning => {
			console.log([warning.name, warning.message, warning.code, warning.detail].join('\|'));
			});
			process.emitWarning('msg', { code: 'C', detail: 'd' });
			`);

			assertIncludes(listenerPayload.stderr, '[C] Warning: msg\n', 'emitWarning still writes default warning output');
			assertIncludes(listenerPayload.stdout, 'Warning\|msg\|C\|d\n', 'emitWarning emits a warning object');

			console.log('process.emitWarning formatting ok');

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