Befor generating

openapi_templete/node_modules/yaml-ast-parser/test/characterSet.test.ts

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+import { assert } from "chai";
+import * as YAML from '../src/';
+import * as util from './testUtil';
+
+suite('YAML Syntax', () => {
+	test('Allow astral characters', function () {
+		const key = '𝑘𝑒𝑦';
+		const value = '𝑣𝑎𝑙𝑢𝑒';
+		const document = YAML.safeLoad(`${key}: ${value}`);
+	
+		assert.deepEqual(document.mappings[0].key.value, key);
+		assert.deepEqual(document.mappings[0].value.value, value);
+	});
+
+	test('Forbid non-printable characters', function () {
+		testErrors('\x01', [{
+			line: 1,
+			column: 0,
+			message:'the stream contains non-printable characters',
+			isWarning: false
+		}]);
+
+		testErrors('\x7f', [{
+			line: 1,
+			column: 0,
+			message:'the stream contains non-printable characters',
+			isWarning: false
+		}]);
+
+		testErrors('\x9f', [{
+			line: 1,
+			column: 0,
+			message:'the stream contains non-printable characters',
+			isWarning: false
+		}]);
+	});
+
+	test('Forbid lone surrogates', function () {
+		testErrors('\udc00\ud800', [{
+			line: 1,
+			column: 0,
+			message:'the stream contains non-printable characters',
+			isWarning: false
+		}]);
+	});
+
+	test('Allow non-printable characters inside quoted scalars', function () {
+		const key = '"\x7f\x9f\udc00\ud800"';
+		const document = YAML.safeLoad(key);
+
+		assert.deepEqual(document.value, '\x7f\x9f\udc00\ud800');
+	});
+
+	test('Forbid control sequences inside quoted scalars', function () {
+		testErrors('"\x03"', [{
+			line: 0,
+			column: 2,
+			message:'expected valid JSON character',
+			isWarning: false
+		}]);
+	});
+
+});
+
+function testErrors(input: string, expectedErrors: util.TestError[]) {
+	util.testErrors(input, expectedErrors);
+}