Add unit tests for JS generator

modules/openapi-generator/src/test/java/org/openapitools/codegen/javascript/JavascriptClientCodegenTest.java

@@ -17,10 +17,16 @@
 
 package org.openapitools.codegen.javascript;
 
+import io.swagger.parser.OpenAPIParser;
+import io.swagger.v3.oas.models.OpenAPI;
+import io.swagger.v3.oas.models.Operation;
+import io.swagger.v3.oas.models.media.Schema;
+import io.swagger.v3.parser.core.models.ParseOptions;
+import org.openapitools.codegen.*;
+
 import org.testng.Assert;
 import org.testng.annotations.Test;
 
-import org.openapitools.codegen.CodegenConstants;
 import org.openapitools.codegen.languages.JavascriptClientCodegen;
 
 public class JavascriptClientCodegenTest {
@@ -60,4 +66,37 @@ public void testAdditionalPropertiesPutForConfigValues() throws Exception {
         Assert.assertEquals(codegen.isHideGenerationTimestamp(), false);
     }
 
+    @Test(description = "test defaultValueWithParam for model's properties")
+    public void bodyParameterTest() {
+        final OpenAPI openAPI = new OpenAPIParser().readLocation("src/test/resources/2_0/petstore.yaml", null, new ParseOptions()).getOpenAPI();
+        final JavascriptClientCodegen codegen = new JavascriptClientCodegen();
+        final Schema pet = openAPI.getComponents().getSchemas().get("Pet");
+        final CodegenModel cm = codegen.fromModel("Pet", pet);
+
+        Assert.assertEquals(cm.name, "Pet");
+        Assert.assertEquals(cm.classname, "Pet");
+        Assert.assertEquals(cm.description, "A pet for sale in the pet store");
+        Assert.assertEquals(cm.vars.size(), 6);
+
+        // category (property)
+        final CodegenProperty property1 = cm.vars.get(1);
+        Assert.assertEquals(property1.baseName, "category");
+        Assert.assertEquals(property1.datatype, "Category");
+        Assert.assertEquals(property1.name, "category");
+        Assert.assertEquals(property1.baseType, "Category");
+        Assert.assertEquals(property1.defaultValueWithParam, " = Category.constructFromObject(data['category']);");
+        Assert.assertFalse(property1.required);
+        Assert.assertFalse(property1.isContainer);
+
+        // name (property)
+        final CodegenProperty property2 = cm.vars.get(2);
+        Assert.assertEquals(property2.baseName, "name");
+        Assert.assertEquals(property2.datatype, "String");
+        Assert.assertEquals(property2.name, "name");
+        Assert.assertEquals(property2.baseType, "String");
+        Assert.assertEquals(property2.defaultValueWithParam, " = ApiClient.convertToType(data['name'], 'String');");
+        Assert.assertTrue(property2.required); // test required
+        Assert.assertFalse(property2.isContainer);
+    }
+
 }