1 files changed, 102 insertions, 0 deletions
diff --git a/src/test/java/org/onap/dcae/restapi/WebMvcConfigTest.java b/src/test/java/org/onap/dcae/restapi/WebMvcConfigTest.java
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index 00000000..551fdeac
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+++ b/src/test/java/org/onap/dcae/restapi/WebMvcConfigTest.java
@@ -0,0 +1,102 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * org.onap.dcaegen2.collectors.ves
+ * ================================================================================
+ * Copyright (C) 2020 Nokia. All rights reserved.
+ * ================================================================================
+ * 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
+ *
+ *      http://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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.dcae.restapi;
+
+
+import org.assertj.core.api.Assertions;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.junit.MockitoJUnitRunner;
+import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistration;
+import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
+import org.springframework.web.servlet.view.InternalResourceViewResolver;
+import org.springframework.web.servlet.view.UrlBasedViewResolver;
+
+import java.lang.reflect.Field;
+
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+import static org.onap.dcae.restapi.WebMvcConfig.PREFIX;
+import static org.onap.dcae.restapi.WebMvcConfig.SUFFIX;
+import static org.onap.dcae.restapi.WebMvcConfig.SWAGGER_CLASSPATH_RESOURCES;
+import static org.onap.dcae.restapi.WebMvcConfig.SWAGGER_PATH_PATTERN;
+import static org.onap.dcae.restapi.WebMvcConfig.TEMPLATES_CLASSPATH_RESOURCES;
+import static org.onap.dcae.restapi.WebMvcConfig.TEMPLATES_PATTERN;
+import static org.onap.dcae.restapi.WebMvcConfig.WEBJARS_CLASSPATH_RESOURCES;
+import static org.onap.dcae.restapi.WebMvcConfig.WEBJARS_PATH_PATTERN;
+
+@RunWith(MockitoJUnitRunner.class)
+public class WebMvcConfigTest {
+
+    @Mock
+    private ResourceHandlerRegistry resourceHandlerRegistry;
+    @Mock
+    private ResourceHandlerRegistration resourceHandlerRegistration;
+    private WebMvcConfig webMvcConfig = new WebMvcConfig();
+
+    @Test
+    public void shouldConfigureResourceHandlers() {
+        // given
+        when(resourceHandlerRegistry.addResourceHandler(Mockito.anyString())).thenReturn(resourceHandlerRegistration);
+
+        // when
+        webMvcConfig.addResourceHandlers(resourceHandlerRegistry);
+
+        // then
+        verifyThatResourceWasRegistered(SWAGGER_PATH_PATTERN, SWAGGER_CLASSPATH_RESOURCES);
+        verifyThatResourceWasRegistered(WEBJARS_PATH_PATTERN, WEBJARS_CLASSPATH_RESOURCES);
+        verifyThatResourceWasRegistered(TEMPLATES_PATTERN, TEMPLATES_CLASSPATH_RESOURCES);
+    }
+
+
+    @Test
+    public void shouldConfigureJspViewResolverToHandleHtmlRequests() throws NoSuchFieldException, IllegalAccessException {
+        // when
+        final InternalResourceViewResolver internalResourceViewResolver = webMvcConfig.jspViewResolver();
+
+        // then
+        verifyThatFieldWasSet(internalResourceViewResolver, "prefix", PREFIX);
+        verifyThatFieldWasSet(internalResourceViewResolver, "suffix", SUFFIX);
+
+    }
+
+    private void verifyThatResourceWasRegistered(String swaggerPathPattern, String swaggerClasspathResources) {
+        verify(resourceHandlerRegistry).addResourceHandler(swaggerPathPattern);
+        verify(resourceHandlerRegistration).addResourceLocations(swaggerClasspathResources);
+    }
+
+    private void verifyThatFieldWasSet(InternalResourceViewResolver internalResourceViewResolver, String prefix, String prefix2) throws NoSuchFieldException, IllegalAccessException {
+        String fieldValue = getValueFromPrivateField(internalResourceViewResolver, prefix);
+        Assertions.assertThat(fieldValue).isEqualTo(prefix2);
+    }
+
+    private String getValueFromPrivateField(InternalResourceViewResolver internalResourceViewResolver, String privateFieldName) throws NoSuchFieldException, IllegalAccessException {
+        final Field privatePrefixField = UrlBasedViewResolver.class.
+                getDeclaredField(privateFieldName);
+
+        privatePrefixField.setAccessible(true);
+
+        return (String) privatePrefixField.get(internalResourceViewResolver);
+    }
+
+}