[JavaScript] add enum tests cases for JS generator (java) (#3546)

* add enum tests cases for JS generator (java)

* fix typo quote

modules/swagger-codegen/src/test/java/io/swagger/codegen/javascript/JavaScriptModelEnumTest.java

@@ -11,6 +11,8 @@ import io.swagger.models.ModelImpl;
 import io.swagger.models.RefModel;
 import io.swagger.models.properties.Property;
 import io.swagger.models.properties.StringProperty;
+import io.swagger.models.Swagger;
+import io.swagger.parser.SwaggerParser;
 import org.testng.Assert;
 import org.testng.annotations.Test;
 
@@ -92,4 +94,61 @@ public class JavaScriptModelEnumTest {
         Assert.assertEquals(enumVar.datatypeWithEnum, "UnsharedThingEnum");
         Assert.assertTrue(enumVar.isEnum);
     }
+
+    @Test(description = "test enum array model")
+    public void enumArrayMdoelTest() {
+        final Swagger model =  new SwaggerParser().read("src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml");
+        final DefaultCodegen codegen = new JavascriptClientCodegen();
+        final Model definition = model.getDefinitions().get("EnumArrays");
+
+        Property property =  definition.getProperties().get("array_enum");
+        CodegenProperty prope = codegen.fromProperty("array_enum", property);
+        codegen.updateCodegenPropertyEnum(prope);
+        Assert.assertEquals(prope.datatypeWithEnum, "[ArrayEnumEnum]");
+        Assert.assertEquals(prope.enumName, "ArrayEnumEnum");
+        Assert.assertTrue(prope.isEnum);
+        Assert.assertEquals(prope.allowableValues.get("values"), Arrays.asList("fish", "crab"));
+
+        HashMap<String, String> fish= new HashMap<String, String>();
+        fish.put("name", "fish");
+        fish.put("value", "\"fish\"");
+        HashMap<String, String> crab= new HashMap<String, String>();
+        crab.put("name", "crab");
+        crab.put("value", "\"crab\"");
+        Assert.assertEquals(prope.allowableValues.get("enumVars"), Arrays.asList(fish, crab));
+
+        // assert inner items
+        Assert.assertEquals(prope.datatypeWithEnum, "[ArrayEnumEnum]");
+        Assert.assertEquals(prope.enumName, "ArrayEnumEnum");
+        Assert.assertTrue(prope.items.isEnum);
+        Assert.assertEquals(prope.items.allowableValues.get("values"), Arrays.asList("fish", "crab"));
+        Assert.assertEquals(prope.items.allowableValues.get("enumVars"), Arrays.asList(fish, crab));
+
+    }
+
+    @Test(description = "test enum model for values (numeric, string, etc)")
+    public void enumMdoelValueTest() {
+        final Swagger model =  new SwaggerParser().read("src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml");
+        final DefaultCodegen codegen = new JavascriptClientCodegen();
+        final Model definition = model.getDefinitions().get("Enum_Test");
+
+        Property property =  definition.getProperties().get("enum_integer");
+        CodegenProperty prope = codegen.fromProperty("enum_integer", property);
+        codegen.updateCodegenPropertyEnum(prope);
+        Assert.assertEquals(prope.datatypeWithEnum, "EnumIntegerEnum");
+        Assert.assertEquals(prope.enumName, "EnumIntegerEnum");
+        Assert.assertTrue(prope.isEnum);
+        Assert.assertNull(prope.isContainer);
+        Assert.assertNull(prope.items);
+        Assert.assertEquals(prope.allowableValues.get("values"), Arrays.asList(1, -1));
+
+        HashMap<String, String> one = new HashMap<String, String>();
+        one.put("name", "1");
+        one.put("value", "1");
+        HashMap<String, String> minusOne = new HashMap<String, String>();
+        minusOne.put("name", "-1");
+        minusOne.put("value", "-1");
+        Assert.assertEquals(prope.allowableValues.get("enumVars"), Arrays.asList(one, minusOne));
+
+    }
 }