forked from spring-projects/spring-boot
/
DataSourceUnwrapperTests.java
124 lines (105 loc) · 4.25 KB
/
DataSourceUnwrapperTests.java
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
/*
* Copyright 2012-2021 the original author or 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
*
* https://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.springframework.boot.jdbc;
import java.sql.SQLException;
import java.util.function.Consumer;
import javax.sql.DataSource;
import com.zaxxer.hikari.HikariConfigMXBean;
import com.zaxxer.hikari.HikariDataSource;
import org.apache.tomcat.jdbc.pool.DataSourceProxy;
import org.apache.tomcat.jdbc.pool.PoolConfiguration;
import org.junit.jupiter.api.Test;
import org.springframework.aop.framework.ProxyFactory;
import org.springframework.jdbc.datasource.DelegatingDataSource;
import org.springframework.jdbc.datasource.SingleConnectionDataSource;
import org.springframework.jdbc.datasource.SmartDataSource;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
/**
* Tests for {@link DataSourceUnwrapper}.
*
* @author Stephane Nicoll
*/
class DataSourceUnwrapperTests {
@Test
void unwrapWithTarget() {
DataSource dataSource = new HikariDataSource();
assertThat(DataSourceUnwrapper.unwrap(dataSource, HikariConfigMXBean.class, HikariDataSource.class))
.isSameAs(dataSource);
}
@Test
void unwrapWithWrongTarget() {
DataSource dataSource = new HikariDataSource();
assertThat(DataSourceUnwrapper.unwrap(dataSource, SmartDataSource.class, SingleConnectionDataSource.class))
.isNull();
}
@Test
void unwrapWithDelegate() {
DataSource dataSource = new HikariDataSource();
DataSource actual = wrapInDelegate(wrapInDelegate(dataSource));
assertThat(DataSourceUnwrapper.unwrap(actual, HikariConfigMXBean.class, HikariDataSource.class))
.isSameAs(dataSource);
}
@Test
void unwrapWithProxy() {
DataSource dataSource = new HikariDataSource();
DataSource actual = wrapInProxy(wrapInProxy(dataSource));
assertThat(DataSourceUnwrapper.unwrap(actual, HikariConfigMXBean.class, HikariDataSource.class))
.isSameAs(dataSource);
}
@Test
void unwrapWithProxyAndDelegate() {
DataSource dataSource = new HikariDataSource();
DataSource actual = wrapInProxy(wrapInDelegate(dataSource));
assertThat(DataSourceUnwrapper.unwrap(actual, HikariConfigMXBean.class, HikariDataSource.class))
.isSameAs(dataSource);
}
@Test
void unwrapWithSeveralLevelOfWrapping() {
DataSource dataSource = new HikariDataSource();
DataSource actual = wrapInProxy(wrapInDelegate(wrapInDelegate(wrapInProxy(wrapInDelegate(dataSource)))));
assertThat(DataSourceUnwrapper.unwrap(actual, HikariConfigMXBean.class, HikariDataSource.class))
.isSameAs(dataSource);
}
@Test
void unwrapDataSourceProxy() {
org.apache.tomcat.jdbc.pool.DataSource dataSource = new org.apache.tomcat.jdbc.pool.DataSource();
DataSource actual = wrapInDelegate(wrapInProxy(dataSource));
assertThat(DataSourceUnwrapper.unwrap(actual, PoolConfiguration.class, DataSourceProxy.class))
.isSameAs(dataSource);
}
@Test
void unwrappingIsNotAttemptedWhenTargetIsNotAnInterface() {
DataSource dataSource = mock(DataSource.class);
assertThat(DataSourceUnwrapper.unwrap(dataSource, HikariDataSource.class, HikariDataSource.class)).isNull();
verifyNoMoreInteractions(dataSource);
}
@Test
void unwrappingIsNotAttemptedWhenDataSourceIsNotWrapperForTarget() throws SQLException {
DataSource dataSource = mock(DataSource.class);
assertThat(DataSourceUnwrapper.unwrap(dataSource, Consumer.class, Consumer.class)).isNull();
verify(dataSource).isWrapperFor(Consumer.class);
verifyNoMoreInteractions(dataSource);
}
private DataSource wrapInProxy(DataSource dataSource) {
return (DataSource) new ProxyFactory(dataSource).getProxy();
}
private DataSource wrapInDelegate(DataSource dataSource) {
return new DelegatingDataSource(dataSource);
}
}