Examples with PrepareForTest org.powermock.core.classloader.annotations.PrepareForTest used on opensource projects

Example 6 with PrepareForTest

use of org.powermock.core.classloader.annotations.PrepareForTest in project heron by twitter.

the class RuntimeManagerMainTest method testManageTopologyFailCall.

@PrepareForTest(ReflectionUtils.class)
@Test(expected = TopologyRuntimeManagementException.class)
public void testManageTopologyFailCall() throws Exception {
    config = mock(Config.class);
    when(config.getStringValue(Key.TOPOLOGY_NAME)).thenReturn(TOPOLOGY_NAME);
    RuntimeManagerMain runtimeManagerMain = spy(new RuntimeManagerMain(config, MOCK_COMMAND));
    // Valid state manager class
    Mockito.when(config.getStringValue(Key.STATE_MANAGER_CLASS)).thenReturn(IStateManager.class.getName());
    PowerMockito.mockStatic(ReflectionUtils.class);
    PowerMockito.doReturn(Mockito.mock(IStateManager.class)).when(ReflectionUtils.class, "newInstance", Mockito.eq(IStateManager.class.getName()));
    // Legal request
    doNothing().when(runtimeManagerMain).validateRuntimeManage(any(SchedulerStateManagerAdaptor.class), eq(TOPOLOGY_NAME));
    // Successfully get ISchedulerClient
    ISchedulerClient client = mock(ISchedulerClient.class);
    doReturn(client).when(runtimeManagerMain).getSchedulerClient(any(Config.class));
    // Failed to callRuntimeManagerRunner
    doThrow(new TopologyRuntimeManagementException("")).when(runtimeManagerMain).callRuntimeManagerRunner(any(Config.class), eq(client));
    runtimeManagerMain.manageTopology();
}

Example 7 with PrepareForTest

use of org.powermock.core.classloader.annotations.PrepareForTest in project heron by twitter.

the class RuntimeManagerMainTest method testManageTopologyOk.

@PrepareForTest(ReflectionUtils.class)
@Test
public void testManageTopologyOk() throws Exception {
    config = mock(Config.class);
    when(config.getStringValue(Key.TOPOLOGY_NAME)).thenReturn(TOPOLOGY_NAME);
    RuntimeManagerMain runtimeManagerMain = spy(new RuntimeManagerMain(config, MOCK_COMMAND));
    // Valid state manager class
    Mockito.when(config.getStringValue(Key.STATE_MANAGER_CLASS)).thenReturn(IStateManager.class.getName());
    PowerMockito.mockStatic(ReflectionUtils.class);
    PowerMockito.doReturn(Mockito.mock(IStateManager.class)).when(ReflectionUtils.class, "newInstance", Mockito.eq(IStateManager.class.getName()));
    // Legal request
    doNothing().when(runtimeManagerMain).validateRuntimeManage(any(SchedulerStateManagerAdaptor.class), eq(TOPOLOGY_NAME));
    // Successfully get ISchedulerClient
    ISchedulerClient client = mock(ISchedulerClient.class);
    doReturn(client).when(runtimeManagerMain).getSchedulerClient(any(Config.class));
    // Happy path
    doNothing().when(runtimeManagerMain).callRuntimeManagerRunner(any(Config.class), eq(client));
    runtimeManagerMain.manageTopology();
}

Example 8 with PrepareForTest

use of org.powermock.core.classloader.annotations.PrepareForTest in project heron by twitter.

the class RuntimeManagerMainTest method testManageTopologyDryRun.

@PrepareForTest({ ReflectionUtils.class, Runtime.class })
@Test(expected = UpdateDryRunResponse.class)
public void testManageTopologyDryRun() throws Exception {
    config = mock(Config.class);
    // prepare packing class
    ResourceCompliantRRPacking repacking = new ResourceCompliantRRPacking();
    when(config.getStringValue(Key.REPACKING_CLASS)).thenReturn(IRepacking.class.getName());
    when(config.getStringValue(Key.STATE_MANAGER_CLASS)).thenReturn(IStateManager.class.getName());
    when(config.getStringValue(Key.TOPOLOGY_NAME)).thenReturn(TOPOLOGY_NAME);
    when(config.getStringValue(RuntimeManagerRunner.NEW_COMPONENT_PARALLELISM_KEY)).thenReturn("testSpout:4,testBolt:5");
    // mock dry-run mode
    when(config.getBooleanValue(Key.DRY_RUN)).thenReturn(true);
    when(config.getDoubleValue(Key.INSTANCE_CPU)).thenReturn(1.0);
    when(config.getByteAmountValue(Key.INSTANCE_RAM)).thenReturn(ByteAmount.fromGigabytes(1));
    when(config.getByteAmountValue(Key.INSTANCE_DISK)).thenReturn(ByteAmount.fromGigabytes(1));
    RuntimeManagerMain runtimeManagerMain = spy(new RuntimeManagerMain(config, Command.UPDATE));
    // Mock validate runtime
    PowerMockito.mockStatic(ReflectionUtils.class);
    PowerMockito.doReturn(mock(IStateManager.class)).when(ReflectionUtils.class, "newInstance", eq(IStateManager.class.getName()));
    PowerMockito.doReturn(repacking).when(ReflectionUtils.class, "newInstance", eq(IRepacking.class.getName()));
    doNothing().when(runtimeManagerMain).validateRuntimeManage(any(SchedulerStateManagerAdaptor.class), eq(TOPOLOGY_NAME));
    // Successfully get ISchedulerClient
    ISchedulerClient client = mock(ISchedulerClient.class);
    doReturn(client).when(runtimeManagerMain).getSchedulerClient(any(Config.class));
    // Mock updateTopologyHandler of runner
    PowerMockito.mockStatic(Runtime.class);
    SchedulerStateManagerAdaptor manager = mock(SchedulerStateManagerAdaptor.class);
    PowerMockito.when(Runtime.schedulerStateManagerAdaptor(any(Config.class))).thenReturn(manager);
    RoundRobinPacking packing = new RoundRobinPacking();
    PackingPlans.PackingPlan currentPlan = PackingTestUtils.testProtoPackingPlan(TOPOLOGY_NAME, packing);
    // the actual topology does not matter
    doReturn(TopologyAPI.Topology.getDefaultInstance()).when(manager).getTopology(eq(TOPOLOGY_NAME));
    doReturn(currentPlan).when(manager).getPackingPlan(eq(TOPOLOGY_NAME));
    try {
        runtimeManagerMain.manageTopology();
    } finally {
        // verify scheduler client is never used
        verifyZeroInteractions(client);
    }
}

Example 9 with PrepareForTest

use of org.powermock.core.classloader.annotations.PrepareForTest in project heron by twitter.

the class RuntimeManagerMainTest method testManageTopologyFailGetSchdulerClient.

@PrepareForTest(ReflectionUtils.class)
@Test(expected = SchedulerException.class)
public void testManageTopologyFailGetSchdulerClient() throws Exception {
    config = mock(Config.class);
    when(config.getStringValue(Key.TOPOLOGY_NAME)).thenReturn(TOPOLOGY_NAME);
    RuntimeManagerMain runtimeManagerMain = spy(new RuntimeManagerMain(config, MOCK_COMMAND));
    // Valid state manager class
    Mockito.when(config.getStringValue(Key.STATE_MANAGER_CLASS)).thenReturn(IStateManager.class.getName());
    PowerMockito.mockStatic(ReflectionUtils.class);
    PowerMockito.doReturn(Mockito.mock(IStateManager.class)).when(ReflectionUtils.class, "newInstance", Mockito.eq(IStateManager.class.getName()));
    // Legal request
    doNothing().when(runtimeManagerMain).validateRuntimeManage(any(SchedulerStateManagerAdaptor.class), eq(TOPOLOGY_NAME));
    // Failed to get ISchedulerClient
    doThrow(new SchedulerException("")).when(runtimeManagerMain).getSchedulerClient(any(Config.class));
    runtimeManagerMain.manageTopology();
}

Example 10 with PrepareForTest

use of org.powermock.core.classloader.annotations.PrepareForTest in project heron by twitter.

the class SchedulerClientFactoryTest method testGetLibrarySchedulerClientNotExist.

@Test(expected = SchedulerException.class)
@PrepareForTest(ReflectionUtils.class)
public void testGetLibrarySchedulerClientNotExist() throws Exception {
    // Instantiate mock objects
    Config config = Mockito.mock(Config.class);
    Config runtime = Mockito.mock(Config.class);
    // Return a MockScheduler
    Mockito.when(config.getStringValue(Key.SCHEDULER_CLASS)).thenReturn(IScheduler.class.getName());
    PowerMockito.mockStatic(ReflectionUtils.class);
    PowerMockito.doReturn(Mockito.mock(IScheduler.class)).when(ReflectionUtils.class, "newInstance", Mockito.eq(IScheduler.class.getName()));
    // Return some scheduler class not exist
    final String SCHEDULER_CLASS_NOT_EXIST = "class_not_exist";
    Mockito.when(config.getStringValue(Key.SCHEDULER_CLASS)).thenReturn(SCHEDULER_CLASS_NOT_EXIST);
    PowerMockito.doThrow(new ClassNotFoundException()).when(ReflectionUtils.class, "newInstance", Mockito.eq(SCHEDULER_CLASS_NOT_EXIST));
    Assert.assertNull(new SchedulerClientFactory(config, runtime).getSchedulerClient());
}