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+/**
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+ * Licensed to the Apache Software Foundation (ASF) under one
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+ * or more contributor license agreements. See the NOTICE file
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+ * distributed with this work for additional information
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+ * regarding copyright ownership. The ASF licenses this file
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+ * to you under the Apache License, Version 2.0 (the
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+ * "License"); you may not use this file except in compliance
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+ * with the License. You may obtain a copy of the License at
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+ *
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+ * http://www.apache.org/licenses/LICENSE-2.0
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+ *
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+ * Unless required by applicable law or agreed to in writing, software
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+ * distributed under the License is distributed on an "AS IS" BASIS,
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+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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+ * See the License for the specific language governing permissions and
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+ * limitations under the License.
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+ */
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+
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+package org.apache.hadoop.yarn.server.resourcemanager.webapp;
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+
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+import static org.mockito.Mockito.mock;
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+import static org.mockito.Mockito.when;
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+
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+import java.io.IOException;
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+
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+import org.apache.hadoop.yarn.api.records.ApplicationId;
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+import org.apache.hadoop.yarn.api.records.FinalApplicationStatus;
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+import org.apache.hadoop.yarn.api.records.Resource;
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+import org.apache.hadoop.yarn.api.records.YarnApplicationState;
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+import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
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+import org.apache.hadoop.yarn.server.resourcemanager.ResourceManager;
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+import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
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+import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppMetrics;
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+import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppState;
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+import org.apache.hadoop.yarn.webapp.YarnWebParams;
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+import org.apache.hadoop.yarn.webapp.test.WebAppTests;
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+import org.junit.Test;
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+
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+import com.google.inject.Binder;
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+import com.google.inject.Injector;
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+import com.google.inject.Module;
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+
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+public class TestAppPage {
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+ @Test
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+ public void testAppBlockRenderWithNullCurrentAppAttempt() throws Exception {
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+ final ApplicationId APP_ID = ApplicationId.newInstance(1234L, 0);
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+ Injector injector;
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+
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+ // init app
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+ RMApp app = mock(RMApp.class);
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+ when(app.getTrackingUrl()).thenReturn("http://host:123");
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+ when(app.getState()).thenReturn(RMAppState.FAILED);
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+ when(app.getApplicationId()).thenReturn(APP_ID);
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+ when(app.getApplicationType()).thenReturn("Type");
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+ when(app.getUser()).thenReturn("user");
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+ when(app.getName()).thenReturn("Name");
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+ when(app.getQueue()).thenReturn("queue");
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+ when(app.getDiagnostics()).thenReturn(new StringBuilder());
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+ when(app.getFinalApplicationStatus()).thenReturn(FinalApplicationStatus.FAILED);
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+ when(app.getFinalApplicationStatus()).thenReturn(FinalApplicationStatus.FAILED);
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+ when(app.getStartTime()).thenReturn(0L);
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+ when(app.getFinishTime()).thenReturn(0L);
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+ when(app.createApplicationState()).thenReturn(YarnApplicationState.FAILED);
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+
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+ RMAppMetrics appMetrics = new RMAppMetrics(Resource.newInstance(0, 0), 0, 0, 0, 0);
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+ when(app.getRMAppMetrics()).thenReturn(appMetrics);
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+
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+ // initialize RM Context, and create RMApp, without creating RMAppAttempt
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+ final RMContext rmContext = TestRMWebApp.mockRMContext(15, 1, 2, 8);
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+ rmContext.getRMApps().put(APP_ID, app);
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+
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+ injector =
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+ WebAppTests.createMockInjector(RMContext.class, rmContext,
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+ new Module() {
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+ @Override
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+ public void configure(Binder binder) {
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+ try {
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+ binder.bind(ResourceManager.class).toInstance(
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+ TestRMWebApp.mockRm(rmContext));
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+ } catch (IOException e) {
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+ throw new IllegalStateException(e);
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+ }
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+ }
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+ });
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+
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+ AppBlock instance = injector.getInstance(AppBlock.class);
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+ instance.set(YarnWebParams.APPLICATION_ID, APP_ID.toString());
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+ instance.render();
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+ }
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+}
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Jason Lowe