aboutsummaryrefslogtreecommitdiff
path: root/api/src/test/java/io/opencensus/metrics/export/TimeSeriesTest.java
blob: 92a2c8cfb44de95dc00436a8061b8ec56ddbba4d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
/*
 * Copyright 2018, 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.metrics.export;

import static com.google.common.truth.Truth.assertThat;

import com.google.common.testing.EqualsTester;
import io.opencensus.common.Timestamp;
import io.opencensus.metrics.LabelValue;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import org.hamcrest.CoreMatchers;
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 TimeSeries}. */
@RunWith(JUnit4.class)
public class TimeSeriesTest {

  @Rule public ExpectedException thrown = ExpectedException.none();

  private static final LabelValue LABEL_VALUE_1 = LabelValue.create("value1");
  private static final LabelValue LABEL_VALUE_2 = LabelValue.create("value2");
  private static final Value VALUE_LONG = Value.longValue(12345678);
  private static final Value VALUE_DOUBLE = Value.doubleValue(-345.77);
  private static final Timestamp TIMESTAMP_1 = Timestamp.fromMillis(1000);
  private static final Timestamp TIMESTAMP_2 = Timestamp.fromMillis(2000);
  private static final Timestamp TIMESTAMP_3 = Timestamp.fromMillis(3000);
  private static final Point POINT_1 = Point.create(VALUE_DOUBLE, TIMESTAMP_2);
  private static final Point POINT_2 = Point.create(VALUE_LONG, TIMESTAMP_3);

  @Test
  public void testGet_TimeSeries() {
    TimeSeries cumulativeTimeSeries =
        TimeSeries.create(
            Arrays.asList(LABEL_VALUE_1, LABEL_VALUE_2), Arrays.asList(POINT_1), TIMESTAMP_1);
    assertThat(cumulativeTimeSeries.getStartTimestamp()).isEqualTo(TIMESTAMP_1);
    assertThat(cumulativeTimeSeries.getLabelValues())
        .containsExactly(LABEL_VALUE_1, LABEL_VALUE_2)
        .inOrder();
    assertThat(cumulativeTimeSeries.getPoints()).containsExactly(POINT_1).inOrder();
  }

  @Test
  public void create_WithNullLabelValueList() {
    thrown.expect(NullPointerException.class);
    thrown.expectMessage(CoreMatchers.equalTo("labelValues"));
    TimeSeries.create(null, Collections.<Point>emptyList(), TIMESTAMP_1);
  }

  @Test
  public void create_WithNullLabelValue() {
    List<LabelValue> labelValues = Arrays.asList(LABEL_VALUE_1, null);
    thrown.expect(NullPointerException.class);
    thrown.expectMessage(CoreMatchers.equalTo("labelValue"));
    TimeSeries.create(labelValues, Collections.<Point>emptyList(), TIMESTAMP_1);
  }

  @Test
  public void create_WithNullPointList() {
    thrown.expect(NullPointerException.class);
    thrown.expectMessage(CoreMatchers.equalTo("points"));
    TimeSeries.create(Collections.<LabelValue>emptyList(), null, TIMESTAMP_1);
  }

  @Test
  public void create_WithNullPoint() {
    List<Point> points = Arrays.asList(POINT_1, null);
    thrown.expect(NullPointerException.class);
    thrown.expectMessage(CoreMatchers.equalTo("point"));
    TimeSeries.create(Collections.<LabelValue>emptyList(), points, TIMESTAMP_1);
  }

  @Test
  public void testGet_WithOnePointTimeSeries() {
    TimeSeries cumulativeTimeSeries =
        TimeSeries.createWithOnePoint(
            Arrays.asList(LABEL_VALUE_1, LABEL_VALUE_2), POINT_1, TIMESTAMP_1);
    assertThat(cumulativeTimeSeries.getStartTimestamp()).isEqualTo(TIMESTAMP_1);
    assertThat(cumulativeTimeSeries.getLabelValues())
        .containsExactly(LABEL_VALUE_1, LABEL_VALUE_2)
        .inOrder();
    assertThat(cumulativeTimeSeries.getPoints()).containsExactly(POINT_1).inOrder();
  }

  @Test
  public void createWithOnePoint_WithNullLabelValueList() {
    thrown.expect(NullPointerException.class);
    thrown.expectMessage(CoreMatchers.equalTo("labelValues"));
    TimeSeries.createWithOnePoint(null, POINT_1, TIMESTAMP_1);
  }

  @Test
  public void createWithOnePoint_WithNullLabelValue() {
    List<LabelValue> labelValues = Arrays.asList(LABEL_VALUE_1, null);
    thrown.expect(NullPointerException.class);
    thrown.expectMessage(CoreMatchers.equalTo("labelValue"));
    TimeSeries.createWithOnePoint(labelValues, POINT_1, TIMESTAMP_1);
  }

  @Test
  public void createWithOnePoint_WithNullPointList() {
    thrown.expect(NullPointerException.class);
    thrown.expectMessage(CoreMatchers.equalTo("point"));
    TimeSeries.createWithOnePoint(Collections.<LabelValue>emptyList(), null, TIMESTAMP_1);
  }

  @Test
  public void testEquals() {
    new EqualsTester()
        .addEqualityGroup(
            TimeSeries.create(
                Arrays.asList(LABEL_VALUE_1, LABEL_VALUE_2), Arrays.asList(POINT_1), TIMESTAMP_1),
            TimeSeries.create(
                Arrays.asList(LABEL_VALUE_1, LABEL_VALUE_2), Arrays.asList(POINT_1), TIMESTAMP_1))
        .addEqualityGroup(
            TimeSeries.create(
                Arrays.asList(LABEL_VALUE_1, LABEL_VALUE_2), Arrays.asList(POINT_1), null),
            TimeSeries.create(
                Arrays.asList(LABEL_VALUE_1, LABEL_VALUE_2), Arrays.asList(POINT_1), null))
        .addEqualityGroup(
            TimeSeries.create(
                Arrays.asList(LABEL_VALUE_1, LABEL_VALUE_2), Arrays.asList(POINT_1), TIMESTAMP_2))
        .addEqualityGroup(
            TimeSeries.create(Arrays.asList(LABEL_VALUE_1), Arrays.asList(POINT_1), TIMESTAMP_2))
        .addEqualityGroup(
            TimeSeries.create(Arrays.asList(LABEL_VALUE_1), Arrays.asList(POINT_2), TIMESTAMP_2))
        .addEqualityGroup(
            TimeSeries.create(
                Arrays.asList(LABEL_VALUE_1), Arrays.asList(POINT_1, POINT_2), TIMESTAMP_2))
        .testEquals();
  }
}