cli: Add test that runs the CLI app

.changeset/rare-fans-hunt.md

@@ -0,0 +1,6 @@
+---
+"@openapi-generator-plus/test-generator": patch
+"openapi-generator-plus": patch
+---
+
+Add test that runs the CLI app

packages/cli/package.json

@@ -46,6 +46,7 @@
     "access": "public"
   },
   "devDependencies": {
+    "@openapi-generator-plus/test-generator": "1.0.0",
     "@types/node-fetch": "^2.6.11"
   }
 }

packages/cli/src/__tests__/index.spec.ts

@@ -1,4 +1,8 @@
+import fs from 'fs'
+import path from 'path'
+import { tmpdir } from 'os'
 import { createConfig } from '../config'
+import generateCommand from '../generate'
 
 test('no config specified', async() => {
 	const config = await createConfig({ _: [] }, async() => ({ outputPath: 'test output', inputPath: 'test input', generator: 'test generator' }))
@@ -20,3 +24,23 @@ test('config with overrides', async() => {
 	expect(config.outputPath).toEqual('output')
 	expect(config.generator).toEqual('generator')
 })
+
+/* Note that the test generator doesn't actually generate files, but we still get to test the functionality of the CLI app */
+describe('generate', () => {
+	const basePath = path.join(__dirname, 'specs')
+	const files = fs.readdirSync(basePath)
+
+	for (const file of files) {
+		test(file, async() => {
+			const outputPath = path.join(tmpdir(), 'openapi-generator-plus', 'cli')
+			fs.mkdirSync(outputPath, { recursive: true })
+
+			await generateCommand([
+				'-o', path.join(outputPath, file),
+				'-g', '@openapi-generator-plus/test-generator',
+				'--clean',
+				path.join(basePath, file),
+			])
+		})
+	}
+})

packages/cli/src/__tests__/specs/simple.yml

@@ -0,0 +1,47 @@
+openapi: 3.1.0
+info:
+  title: Example
+  description: Lorem ipsum
+  version: '1.0.1'
+servers:
+- url: http://example.com/api/v1
+  description: Example server
+- url: https://example.com/api/v1
+paths: {}
+components:
+  schemas:
+    Test2Request:
+      type: object
+      required:
+      - first
+      - second
+      properties:
+        first:
+          type:
+            - string
+            - "null"
+        second:
+          type: string
+          enum: [ABC, DEF]
+        third:
+          type: string
+        fourth:
+          type: number
+        fifth:
+          type: boolean
+    Test2Response:
+      type: object
+      properties:
+        messages:
+          type: array
+          items:
+            type: string
+        object:
+          anyOf:
+            - $ref: "#/components/schemas/Test2Object"
+            - type: "null"
+    Test2Object:
+      type: object
+      properties:
+        test2:
+          type: string

packages/test-generator/src/index.ts

@@ -136,7 +136,10 @@ const testGeneratorConstructor: CodegenGeneratorConstructor = (config, generator
 			// NOOP
 		},
 		watchPaths: () => [],
-		cleanPathPatterns: () => undefined,
+		cleanPathPatterns: () => {
+			/* So we trigger the clean function of the cli app */
+			return ['test*']
+		},
 		templateRootContext: () => ({}),
 	}
 }