refactor: Move vitest-config and eslint-config packages to @n8n (#13530)

packages/@n8n/eslint-config/local-rules.test.js

@@ -0,0 +1,83 @@
+'use strict';
+
+const rules = require('./local-rules'),
+	RuleTester = require('eslint').RuleTester;
+
+const ruleTester = new RuleTester();
+
+ruleTester.run('no-uncaught-json-parse', rules['no-uncaught-json-parse'], {
+	valid: [
+		{
+			code: 'try { JSON.parse(foo) } catch (e) {}',
+		},
+		{
+			code: 'JSON.parse(JSON.stringify(foo))',
+		},
+	],
+	invalid: [
+		{
+			code: 'JSON.parse(foo)',
+			errors: [{ messageId: 'noUncaughtJsonParse' }],
+		},
+	],
+});
+
+ruleTester.run('no-json-parse-json-stringify', rules['no-json-parse-json-stringify'], {
+	valid: [
+		{
+			code: 'deepCopy(foo)',
+		},
+	],
+	invalid: [
+		{
+			code: 'JSON.parse(JSON.stringify(foo))',
+			errors: [{ messageId: 'noJsonParseJsonStringify' }],
+			output: 'deepCopy(foo)',
+		},
+		{
+			code: 'JSON.parse(JSON.stringify(foo.bar))',
+			errors: [{ messageId: 'noJsonParseJsonStringify' }],
+			output: 'deepCopy(foo.bar)',
+		},
+		{
+			code: 'JSON.parse(JSON.stringify(foo.bar.baz))',
+			errors: [{ messageId: 'noJsonParseJsonStringify' }],
+			output: 'deepCopy(foo.bar.baz)',
+		},
+		{
+			code: 'JSON.parse(JSON.stringify(foo.bar[baz]))',
+			errors: [{ messageId: 'noJsonParseJsonStringify' }],
+			output: 'deepCopy(foo.bar[baz])',
+		},
+	],
+});
+
+ruleTester.run('no-useless-catch-throw', rules['no-useless-catch-throw'], {
+	valid: [
+		{
+			code: 'try { foo(); } catch (e) { console.error(e); }',
+		},
+		{
+			code: 'try { foo(); } catch (e) { throw new Error("Custom error"); }',
+		},
+	],
+	invalid: [
+		{
+			code: `
+try {
+	// Some comment
+	if (foo) {
+		bar();
+	}
+} catch (e) {
+	throw e;
+}`,
+			errors: [{ messageId: 'noUselessCatchThrow' }],
+			output: `
+// Some comment
+if (foo) {
+	bar();
+}`,
+		},
+	],
+});