summaryrefslogtreecommitdiff
path: root/core/src/test/java/org/elasticsearch/common/unit/ByteSizeValueTests.java
blob: 56e61798325f0ad2e26205f7d4cf7084bce8e4a5 (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
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
/*
 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch licenses this file to you 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 org.elasticsearch.common.unit;

import org.elasticsearch.ElasticsearchParseException;
import org.elasticsearch.test.ESTestCase;
import org.hamcrest.MatcherAssert;

import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;

/**
 *
 */
public class ByteSizeValueTests extends ESTestCase {
    public void testActualPeta() {
        MatcherAssert.assertThat(new ByteSizeValue(4, ByteSizeUnit.PB).bytes(), equalTo(4503599627370496l));
    }

    public void testActualTera() {
        MatcherAssert.assertThat(new ByteSizeValue(4, ByteSizeUnit.TB).bytes(), equalTo(4398046511104l));
    }

    public void testActual() {
        MatcherAssert.assertThat(new ByteSizeValue(4, ByteSizeUnit.GB).bytes(), equalTo(4294967296l));
    }

    public void testSimple() {
        assertThat(ByteSizeUnit.BYTES.toBytes(10), is(new ByteSizeValue(10, ByteSizeUnit.BYTES).bytes()));
        assertThat(ByteSizeUnit.KB.toKB(10), is(new ByteSizeValue(10, ByteSizeUnit.KB).kb()));
        assertThat(ByteSizeUnit.MB.toMB(10), is(new ByteSizeValue(10, ByteSizeUnit.MB).mb()));
        assertThat(ByteSizeUnit.GB.toGB(10), is(new ByteSizeValue(10, ByteSizeUnit.GB).gb()));
        assertThat(ByteSizeUnit.TB.toTB(10), is(new ByteSizeValue(10, ByteSizeUnit.TB).tb()));
        assertThat(ByteSizeUnit.PB.toPB(10), is(new ByteSizeValue(10, ByteSizeUnit.PB).pb()));
    }

    public void testEquality() {
        String[] equalValues = new String[]{"1GB", "1024MB", "1048576KB", "1073741824B"};
        ByteSizeValue value1 = ByteSizeValue.parseBytesSizeValue(randomFrom(equalValues), "equalTest");
        ByteSizeValue value2 = ByteSizeValue.parseBytesSizeValue(randomFrom(equalValues), "equalTest");
        assertThat(value1, equalTo(value2));
    }

    public void testToString() {
        assertThat("10b", is(new ByteSizeValue(10, ByteSizeUnit.BYTES).toString()));
        assertThat("1.5kb", is(new ByteSizeValue((long) (1024 * 1.5), ByteSizeUnit.BYTES).toString()));
        assertThat("1.5mb", is(new ByteSizeValue((long) (1024 * 1.5), ByteSizeUnit.KB).toString()));
        assertThat("1.5gb", is(new ByteSizeValue((long) (1024 * 1.5), ByteSizeUnit.MB).toString()));
        assertThat("1.5tb", is(new ByteSizeValue((long) (1024 * 1.5), ByteSizeUnit.GB).toString()));
        assertThat("1.5pb", is(new ByteSizeValue((long) (1024 * 1.5), ByteSizeUnit.TB).toString()));
        assertThat("1536pb", is(new ByteSizeValue((long) (1024 * 1.5), ByteSizeUnit.PB).toString()));
    }

    public void testParsing() {
        assertThat(ByteSizeValue.parseBytesSizeValue("42PB", "testParsing").toString(), is("42pb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("42 PB", "testParsing").toString(), is("42pb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("42pb", "testParsing").toString(), is("42pb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("42 pb", "testParsing").toString(), is("42pb"));

        assertThat(ByteSizeValue.parseBytesSizeValue("42P", "testParsing").toString(), is("42pb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("42 P", "testParsing").toString(), is("42pb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("42p", "testParsing").toString(), is("42pb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("42 p", "testParsing").toString(), is("42pb"));

        assertThat(ByteSizeValue.parseBytesSizeValue("54TB", "testParsing").toString(), is("54tb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("54 TB", "testParsing").toString(), is("54tb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("54tb", "testParsing").toString(), is("54tb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("54 tb", "testParsing").toString(), is("54tb"));

        assertThat(ByteSizeValue.parseBytesSizeValue("54T", "testParsing").toString(), is("54tb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("54 T", "testParsing").toString(), is("54tb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("54t", "testParsing").toString(), is("54tb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("54 t", "testParsing").toString(), is("54tb"));

        assertThat(ByteSizeValue.parseBytesSizeValue("12GB", "testParsing").toString(), is("12gb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("12 GB", "testParsing").toString(), is("12gb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("12gb", "testParsing").toString(), is("12gb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("12 gb", "testParsing").toString(), is("12gb"));

        assertThat(ByteSizeValue.parseBytesSizeValue("12G", "testParsing").toString(), is("12gb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("12 G", "testParsing").toString(), is("12gb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("12g", "testParsing").toString(), is("12gb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("12 g", "testParsing").toString(), is("12gb"));

        assertThat(ByteSizeValue.parseBytesSizeValue("12M", "testParsing").toString(), is("12mb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("12 M", "testParsing").toString(), is("12mb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("12m", "testParsing").toString(), is("12mb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("12 m", "testParsing").toString(), is("12mb"));

        assertThat(ByteSizeValue.parseBytesSizeValue("23KB", "testParsing").toString(), is("23kb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("23 KB", "testParsing").toString(), is("23kb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("23kb", "testParsing").toString(), is("23kb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("23 kb", "testParsing").toString(), is("23kb"));

        assertThat(ByteSizeValue.parseBytesSizeValue("23K", "testParsing").toString(), is("23kb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("23 K", "testParsing").toString(), is("23kb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("23k", "testParsing").toString(), is("23kb"));
        assertThat(ByteSizeValue.parseBytesSizeValue("23 k", "testParsing").toString(), is("23kb"));

        assertThat(ByteSizeValue.parseBytesSizeValue("1B", "testParsing").toString(), is("1b"));
        assertThat(ByteSizeValue.parseBytesSizeValue("1 B", "testParsing").toString(), is("1b"));
        assertThat(ByteSizeValue.parseBytesSizeValue("1b", "testParsing").toString(), is("1b"));
        assertThat(ByteSizeValue.parseBytesSizeValue("1 b", "testParsing").toString(), is("1b"));
    }

    public void testFailOnMissingUnits() {
        try {
            ByteSizeValue.parseBytesSizeValue("23", "test");
            fail("Expected ElasticsearchParseException");
        } catch (ElasticsearchParseException e) {
            assertThat(e.getMessage(), containsString("failed to parse setting [test]"));
        }
    }

    public void testFailOnUnknownUnits() {
        try {
            ByteSizeValue.parseBytesSizeValue("23jw", "test");
            fail("Expected ElasticsearchParseException");
        } catch (ElasticsearchParseException e) {
            assertThat(e.getMessage(), containsString("failed to parse setting [test]"));
        }
    }

    public void testFailOnEmptyParsing() {
        try {
            assertThat(ByteSizeValue.parseBytesSizeValue("", "emptyParsing").toString(), is("23kb"));
            fail("Expected ElasticsearchParseException");
        } catch (ElasticsearchParseException e) {
            assertThat(e.getMessage(), containsString("failed to parse setting [emptyParsing]"));
        }
    }

    public void testFailOnEmptyNumberParsing() {
        try {
            assertThat(ByteSizeValue.parseBytesSizeValue("g", "emptyNumberParsing").toString(), is("23b"));
            fail("Expected ElasticsearchParseException");
        } catch (ElasticsearchParseException e) {
            assertThat(e.getMessage(), containsString("failed to parse [g]"));
        }
    }

    public void testNoDotsAllowed() {
        try {
            ByteSizeValue.parseBytesSizeValue("42b.", null, "test");
            fail("Expected ElasticsearchParseException");
        } catch (ElasticsearchParseException e) {
            assertThat(e.getMessage(), containsString("failed to parse setting [test]"));
        }
    }
}