package org.jooby.internal.metrics;
import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.expectLastCall;
import java.util.Map;
import java.util.Set;
import org.jooby.test.MockUnit;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import com.codahale.metrics.ConsoleReporter;
import com.codahale.metrics.Metric;
import com.codahale.metrics.MetricRegistry;
import com.codahale.metrics.Reporter;
import com.codahale.metrics.health.HealthCheckRegistry;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
@RunWith(PowerMockRunner.class)
@PrepareForTest({MetricRegistryInitializer.class, HealthCheckRegistry.class })
public class MetricRegistryInitializerTest {
@Test
public void register() throws Exception {
new MockUnit(MetricRegistry.class, Metric.class, Reporter.class, ConsoleReporter.class)
.expect(unit -> {
MetricRegistry registry = unit.get(MetricRegistry.class);
expect(registry.register("m", unit.get(Metric.class)))
.andReturn(unit.get(Metric.class));
})
.expect(unit -> {
unit.get(ConsoleReporter.class).close();
})
.run(unit -> {
Map<String, Metric> metrics = ImmutableMap.of("m", unit.get(Metric.class));
Set<Reporter> reporters = ImmutableSet.of(unit.get(Reporter.class),
unit.get(ConsoleReporter.class));
MetricRegistryInitializer mri = new MetricRegistryInitializer(
unit.get(MetricRegistry.class), metrics, reporters);
mri.close();
});
}
@Test
public void closeWithError() throws Exception {
new MockUnit(MetricRegistry.class, Metric.class, Reporter.class, ConsoleReporter.class)
.expect(unit -> {
MetricRegistry registry = unit.get(MetricRegistry.class);
expect(registry.register("m", unit.get(Metric.class)))
.andReturn(unit.get(Metric.class));
})
.expect(unit -> {
unit.get(ConsoleReporter.class).close();
expectLastCall().andThrow(new IllegalStateException("intentional err"));
})
.run(unit -> {
Map<String, Metric> metrics = ImmutableMap.of("m", unit.get(Metric.class));
Set<Reporter> reporters = ImmutableSet.of(unit.get(Reporter.class),
unit.get(ConsoleReporter.class));
MetricRegistryInitializer mri = new MetricRegistryInitializer(
unit.get(MetricRegistry.class), metrics, reporters);
mri.close();
});
}
}