| /* |
| * Copyright 2017, OpenCensus Authors |
| * |
| * 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. |
| */ |
| |
| package io.opencensus.exporter.stats.signalfx; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import io.opencensus.common.Duration; |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| import org.junit.After; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Unit tests for {@link SignalFxStatsExporter}. */ |
| @RunWith(JUnit4.class) |
| public class SignalFxStatsExporterTest { |
| |
| private static final String TEST_TOKEN = "token"; |
| private static final String TEST_ENDPOINT = "https://example.com"; |
| private static final Duration ONE_SECOND = Duration.create(1, 0); |
| |
| @Rule public final ExpectedException thrown = ExpectedException.none(); |
| |
| @After |
| public void tearDown() { |
| SignalFxStatsExporter.unsafeResetExporter(); |
| } |
| |
| @Test |
| public void createWithNullConfiguration() { |
| thrown.expect(NullPointerException.class); |
| thrown.expectMessage("configuration"); |
| SignalFxStatsExporter.create(null); |
| } |
| |
| @Test |
| public void createWithNullHostUsesDefault() { |
| SignalFxStatsExporter.create(SignalFxStatsConfiguration.builder().setToken(TEST_TOKEN).build()); |
| assertEquals( |
| SignalFxStatsConfiguration.DEFAULT_SIGNALFX_ENDPOINT, |
| SignalFxStatsExporter.unsafeGetConfig().getIngestEndpoint()); |
| } |
| |
| @Test |
| public void createWithNullIntervalUsesDefault() { |
| SignalFxStatsExporter.create(SignalFxStatsConfiguration.builder().setToken(TEST_TOKEN).build()); |
| assertEquals( |
| SignalFxStatsConfiguration.DEFAULT_EXPORT_INTERVAL, |
| SignalFxStatsExporter.unsafeGetConfig().getExportInterval()); |
| } |
| |
| @Test |
| public void createExporterTwice() { |
| SignalFxStatsConfiguration config = |
| SignalFxStatsConfiguration.builder() |
| .setToken(TEST_TOKEN) |
| .setExportInterval(ONE_SECOND) |
| .build(); |
| SignalFxStatsExporter.create(config); |
| thrown.expect(IllegalStateException.class); |
| thrown.expectMessage("SignalFx stats exporter is already created."); |
| SignalFxStatsExporter.create(config); |
| } |
| |
| @Test |
| public void createWithConfiguration() throws URISyntaxException { |
| SignalFxStatsConfiguration config = |
| SignalFxStatsConfiguration.builder() |
| .setToken(TEST_TOKEN) |
| .setIngestEndpoint(new URI(TEST_ENDPOINT)) |
| .setExportInterval(ONE_SECOND) |
| .build(); |
| SignalFxStatsExporter.create(config); |
| assertEquals(config, SignalFxStatsExporter.unsafeGetConfig()); |
| } |
| } |