1/*
2 * Copyright (C) 2013 Google Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.google.caliper.runner;
18
19import static org.junit.Assert.assertEquals;
20
21import com.google.caliper.model.ArbitraryMeasurement;
22import com.google.caliper.model.Measurement;
23import com.google.caliper.model.Value;
24import com.google.common.collect.Iterables;
25
26import org.junit.Rule;
27import org.junit.Test;
28import org.junit.runner.RunWith;
29import org.junit.runners.JUnit4;
30
31/**
32 * Integration tests for the {@link ArbitraryMeasurementInstrument}
33 */
34@RunWith(JUnit4.class)
35public class ArbitraryMeasurmentInstrumentTest {
36  @Rule public CaliperTestWatcher runner = new CaliperTestWatcher();
37
38  @Test
39
40  public void testSuccess() throws Exception {
41    runner.forBenchmark(TestBenchmark.class)
42        .instrument("arbitrary")
43        .run();
44    Measurement measurement = Iterables.getOnlyElement(
45        Iterables.getOnlyElement(runner.trials()).measurements());
46    Measurement expected = new Measurement.Builder()
47        .description("fake measurment")
48        .weight(1)
49        .value(Value.create(1.0, "hz"))
50        .build();
51    assertEquals(expected, measurement);
52  }
53
54  public static class TestBenchmark {
55    @ArbitraryMeasurement(units = "hz", description = "fake measurment")
56    public double compressionSize() {
57      return 1.0;
58    }
59  }
60}
61