Inital commit

tools/ui/tests/unit/parse-exec-shell-status.test.ts

@@ -0,0 +1,67 @@
+import { describe, expect, it } from 'vitest';
+import { isExitCodeSummaryLine, parseExecShellCommandExitStatus } from '$lib/utils';
+
+describe('parseExecShellCommandExitStatus', () => {
+	it('returns undefined when result is empty', () => {
+		expect(parseExecShellCommandExitStatus(undefined)).toBeUndefined();
+		expect(parseExecShellCommandExitStatus('')).toBeUndefined();
+	});
+
+	it('parses a zero-exit summary at end of clean stdout', () => {
+		const status = parseExecShellCommandExitStatus('hello world\n[exit code: 0]');
+		expect(status).toEqual({
+			code: 0,
+			timedOut: false,
+			rawText: '[exit code: 0]'
+		});
+	});
+
+	it('parses a non-zero exit summary', () => {
+		const status = parseExecShellCommandExitStatus('cargo: error[E0425]\n[exit code: 101]');
+		expect(status?.code).toBe(101);
+		expect(status?.timedOut).toBe(false);
+	});
+
+	it('detects timed-out suffix', () => {
+		const status = parseExecShellCommandExitStatus(
+			'still building...\n[exit code: -1] [exit due to timed out]'
+		);
+		expect(status?.code).toBe(-1);
+		expect(status?.timedOut).toBe(true);
+	});
+
+	it('tolerates trailing whitespace after the tail line', () => {
+		const status = parseExecShellCommandExitStatus('[exit code: 0]   \n\n');
+		expect(status?.code).toBe(0);
+	});
+
+	it('does not match an explanatory mention of "[exit code:" not at end', () => {
+		// Any non-trailing occurrence should NOT trigger the badge - we
+		// anchor to the absolute end of the string.
+		const status = parseExecShellCommandExitStatus(
+			'the shell prints [exit code: 0]\nwhen done\nreally done\n'
+		);
+		expect(status).toBeUndefined();
+	});
+
+	it('does not match mid-stream exit lines followed by more output', () => {
+		const status = parseExecShellCommandExitStatus('[exit code: 0]\nmore output keeps streaming');
+		expect(status).toBeUndefined();
+	});
+});
+
+describe('isExitCodeSummaryLine', () => {
+	const status = parseExecShellCommandExitStatus('hello\n[exit code: 7]');
+
+	it('matches when line trims to the tail text', () => {
+		expect(isExitCodeSummaryLine('   [exit code: 7]   ', status)).toBe(true);
+	});
+
+	it('does not match unrelated lines', () => {
+		expect(isExitCodeSummaryLine('plain output line', status)).toBe(false);
+	});
+
+	it('returns false for missing status argument', () => {
+		expect(isExitCodeSummaryLine('[exit code: 7]', undefined)).toBe(false);
+	});
+});