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https://github.com/LukeHagar/prettier-plugin-openapi.git
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Luke Hagar
209
test/plugin.test.ts
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209
test/plugin.test.ts
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import { describe, it, expect } from 'bun:test';
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import plugin from '../src/index';
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import * as fs from 'fs';
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import * as path from 'path';
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describe('Prettier OpenAPI Plugin', () => {
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it('should have correct plugin structure', () => {
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expect(plugin).toBeDefined();
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expect(plugin.languages).toBeDefined();
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expect(plugin.parsers).toBeDefined();
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expect(plugin.printers).toBeDefined();
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});
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it('should support OpenAPI JSON files', () => {
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const jsonLanguage = plugin.languages?.find(lang => lang.name === 'openapi-json');
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expect(jsonLanguage).toBeDefined();
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expect(jsonLanguage?.extensions).toContain('.openapi.json');
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expect(jsonLanguage?.extensions).toContain('.swagger.json');
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});
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it('should support OpenAPI YAML files', () => {
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const yamlLanguage = plugin.languages?.find(lang => lang.name === 'openapi-yaml');
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expect(yamlLanguage).toBeDefined();
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expect(yamlLanguage?.extensions).toContain('.openapi.yaml');
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expect(yamlLanguage?.extensions).toContain('.openapi.yml');
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expect(yamlLanguage?.extensions).toContain('.swagger.yaml');
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expect(yamlLanguage?.extensions).toContain('.swagger.yml');
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});
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it('should parse JSON correctly', () => {
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const jsonParser = plugin.parsers?.['openapi-json-parser'];
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expect(jsonParser).toBeDefined();
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const testJson = '{"openapi": "3.0.0", "info": {"title": "Test API", "version": "1.0.0"}}';
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// @ts-ignore We are mocking things here
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const result = jsonParser?.parse(testJson, {});
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expect(result).toBeDefined();
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expect(result?.type).toBe('openapi-json');
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expect(result?.content).toBeDefined();
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expect(result?.content.openapi).toBe('3.0.0');
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});
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it('should parse YAML correctly', () => {
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const yamlParser = plugin.parsers?.['openapi-yaml-parser'];
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expect(yamlParser).toBeDefined();
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const testYaml = 'openapi: 3.0.0\ninfo:\n title: Test API\n version: 1.0.0';
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// @ts-ignore We are mocking things here
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const result = yamlParser?.parse(testYaml, {});
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expect(result).toBeDefined();
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expect(result?.type).toBe('openapi-yaml');
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expect(result?.content).toBeDefined();
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expect(result?.content.openapi).toBe('3.0.0');
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});
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it('should format JSON with proper sorting', () => {
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const jsonPrinter = plugin.printers?.['openapi-json-ast'];
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expect(jsonPrinter).toBeDefined();
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const testData = {
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content: {
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info: { title: 'Test', version: '1.0.0' },
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openapi: '3.0.0',
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paths: { '/test': { get: {} } }
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}
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};
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// @ts-ignore We are mocking things here
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const result = jsonPrinter?.print({ getValue: () => testData }, { tabWidth: 2 }, () => '');
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expect(result).toBeDefined();
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expect(result).toContain('"openapi"');
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expect(result).toContain('"info"');
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expect(result).toContain('"paths"');
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});
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it('should format YAML with proper sorting', () => {
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const yamlPrinter = plugin.printers?.['openapi-yaml-ast'];
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expect(yamlPrinter).toBeDefined();
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const testData = {
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content: {
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info: { title: 'Test', version: '1.0.0' },
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openapi: '3.0.0',
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paths: { '/test': { get: {} } }
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}
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};
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// @ts-ignore We are mocking things here
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const result = yamlPrinter?.print({ getValue: () => testData }, { tabWidth: 2 }, () => '');
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expect(result).toBeDefined();
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expect(result).toContain('openapi:');
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expect(result).toContain('info:');
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expect(result).toContain('paths:');
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});
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});
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describe('Key Ordering Tests', () => {
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describe('Top-level key ordering', () => {
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it('should sort OpenAPI 3.0+ keys correctly', () => {
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const jsonPrinter = plugin.printers?.['openapi-json-ast'];
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expect(jsonPrinter).toBeDefined();
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const testData = {
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content: {
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paths: { '/test': { get: {} } },
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components: { schemas: {} },
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info: { title: 'Test API', version: '1.0.0' },
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openapi: '3.0.0',
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security: [],
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tags: [],
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externalDocs: { url: 'https://example.com' }
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}
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};
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// @ts-ignore We are mocking things here
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const result = jsonPrinter?.print({ getValue: () => testData }, { tabWidth: 2 }, () => '');
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expect(result).toBeDefined();
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if (!result) {
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throw new Error('Result is undefined');
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}
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// Check that keys appear in the correct order
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const openapiIndex = result.toString().indexOf('"openapi"');
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const infoIndex = result.toString().indexOf('"info"');
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const pathsIndex = result.toString().indexOf('"paths"');
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const componentsIndex = result.toString().indexOf('"components"');
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const securityIndex = result.toString().indexOf('"security"');
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const tagsIndex = result.toString().indexOf('"tags"');
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const externalDocsIndex = result.toString().indexOf('"externalDocs"');
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expect(openapiIndex).toBeLessThan(infoIndex);
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expect(infoIndex).toBeLessThan(pathsIndex);
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expect(pathsIndex).toBeLessThan(componentsIndex);
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expect(componentsIndex).toBeLessThan(securityIndex);
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expect(securityIndex).toBeLessThan(tagsIndex);
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expect(tagsIndex).toBeLessThan(externalDocsIndex);
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});
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it('should sort Swagger 2.0 keys correctly', () => {
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const jsonPrinter = plugin.printers?.['openapi-json-ast'];
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expect(jsonPrinter).toBeDefined();
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const testData = {
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content: {
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paths: { '/test': { get: {} } },
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definitions: { User: { type: 'object' } },
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info: { title: 'Test API', version: '1.0.0' },
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swagger: '2.0',
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host: 'api.example.com',
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basePath: '/v1',
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schemes: ['https'],
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consumes: ['application/json'],
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produces: ['application/json'],
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parameters: {},
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responses: {},
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securityDefinitions: {},
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security: [],
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tags: [],
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externalDocs: { url: 'https://example.com' }
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}
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};
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// @ts-ignore We are mocking things here
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const result = jsonPrinter?.print({ getValue: () => testData }, { tabWidth: 2 }, () => '');
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expect(result).toBeDefined();
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if (!result) {
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throw new Error('Result is undefined');
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}
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// Check that keys appear in the correct order
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const swaggerIndex = result.toString().indexOf('"swagger"');
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const infoIndex = result.toString().indexOf('"info"');
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const hostIndex = result.toString().indexOf('"host"');
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const basePathIndex = result.toString().indexOf('"basePath"');
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const schemesIndex = result.toString().indexOf('"schemes"');
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const consumesIndex = result.toString().indexOf('"consumes"');
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const producesIndex = result.toString().indexOf('"produces"');
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const pathsIndex = result.toString().indexOf('"paths"');
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const definitionsIndex = result.toString().indexOf('"definitions"');
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const parametersIndex = result.toString().indexOf('"parameters"');
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const responsesIndex = result.toString().indexOf('"responses"');
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const securityDefinitionsIndex = result.toString().indexOf('"securityDefinitions"');
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const securityIndex = result.toString().indexOf('"security"');
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const tagsIndex = result.toString().indexOf('"tags"');
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const externalDocsIndex = result.toString().indexOf('"externalDocs"');
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expect(swaggerIndex).toBeLessThan(infoIndex);
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expect(infoIndex).toBeLessThan(hostIndex);
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expect(hostIndex).toBeLessThan(basePathIndex);
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expect(basePathIndex).toBeLessThan(schemesIndex);
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expect(schemesIndex).toBeLessThan(consumesIndex);
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expect(consumesIndex).toBeLessThan(producesIndex);
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expect(producesIndex).toBeLessThan(pathsIndex);
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expect(pathsIndex).toBeLessThan(definitionsIndex);
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expect(definitionsIndex).toBeLessThan(parametersIndex);
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expect(parametersIndex).toBeLessThan(responsesIndex);
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expect(responsesIndex).toBeLessThan(securityDefinitionsIndex);
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expect(securityDefinitionsIndex).toBeLessThan(securityIndex);
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expect(securityIndex).toBeLessThan(tagsIndex);
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expect(tagsIndex).toBeLessThan(externalDocsIndex);
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});
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});
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});
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