From 020415facc1ec3f86129c7314e9709bf8dffd54c Mon Sep 17 00:00:00 2001
From: martin-mfg <2026226+martin-mfg@users.noreply.github.com>
Date: Tue, 29 Aug 2023 07:35:45 +0200
Subject: [PATCH] add test to invoke each generator and catch simple crashes
 (#16425)

* add test

* remove unused imports

* remove SmartBear copyright line

* use 3.0 input
---
 .../codegen/AllGeneratorsTest.java            | 51 +++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 modules/openapi-generator/src/test/java/org/openapitools/codegen/AllGeneratorsTest.java

diff --git a/modules/openapi-generator/src/test/java/org/openapitools/codegen/AllGeneratorsTest.java b/modules/openapi-generator/src/test/java/org/openapitools/codegen/AllGeneratorsTest.java
new file mode 100644
index 00000000000..28619f3156f
--- /dev/null
+++ b/modules/openapi-generator/src/test/java/org/openapitools/codegen/AllGeneratorsTest.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2018 OpenAPI-Generator Contributors (https://openapi-generator.tech)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.openapitools.codegen;
+
+import org.openapitools.codegen.config.CodegenConfigurator;
+import org.testng.Assert;
+import org.testng.annotations.Test;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.util.List;
+
+public class AllGeneratorsTest {
+
+    @Test
+    public void testEachWithPetstore() throws IOException {
+        for (final CodegenConfig codegenConfig : CodegenConfigLoader.getAll()) {
+            File output = Files.createTempDirectory("test").toFile();
+            output.deleteOnExit();
+
+            final CodegenConfigurator configurator = new CodegenConfigurator()
+                    .setGeneratorName(codegenConfig.getName())
+                    .setInputSpec("src/test/resources/3_0/petstore.yaml")
+                    .setOutputDir(output.getAbsolutePath().replace("\\", "/"));
+
+            final ClientOptInput clientOptInput = configurator.toClientOptInput();
+            DefaultGenerator generator = new DefaultGenerator();
+            List<File> files = generator.opts(clientOptInput).generate();
+
+            // Main intention of this test is to check that nothing crashes. Besides, we check here that
+            // at least 1 file is generated, besides the common ".openapi-generator-ignore", "FILES" and "VERSION" files.
+            Assert.assertTrue(files.size() >= 4);
+        }
+    }
+
+}