-
Notifications
You must be signed in to change notification settings - Fork 38k
/
TransactionalOperatorExtensionsTests.kt
159 lines (146 loc) · 4.27 KB
/
TransactionalOperatorExtensionsTests.kt
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
/*
* Copyright 2002-2023 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.transaction.reactive
import kotlinx.coroutines.currentCoroutineContext
import kotlinx.coroutines.delay
import kotlinx.coroutines.flow.flow
import kotlinx.coroutines.flow.toList
import kotlinx.coroutines.runBlocking
import org.assertj.core.api.Assertions.assertThat
import org.junit.jupiter.api.Test
import org.springframework.transaction.support.DefaultTransactionDefinition
import kotlin.coroutines.AbstractCoroutineContextElement
import kotlin.coroutines.CoroutineContext
class TransactionalOperatorExtensionsTests {
private val tm = ReactiveTestTransactionManager(false, true)
@Test
@Suppress("UNUSED_VARIABLE")
fun commitWithSuspendingFunction() {
val operator = TransactionalOperator.create(tm, DefaultTransactionDefinition())
runBlocking {
val returnValue: Boolean = operator.executeAndAwait {
delay(1)
true
}
}
assertThat(tm.commit).isTrue()
assertThat(tm.rollback).isFalse()
}
@Test
@Suppress("UNUSED_VARIABLE")
fun commitWithEmptySuspendingFunction() {
val operator = TransactionalOperator.create(tm, DefaultTransactionDefinition())
runBlocking {
val returnValue: Boolean? = operator.executeAndAwait {
delay(1)
null
}
}
assertThat(tm.commit).isTrue()
assertThat(tm.rollback).isFalse()
}
@Test
fun rollbackWithSuspendingFunction() {
val operator = TransactionalOperator.create(tm, DefaultTransactionDefinition())
runBlocking {
try {
operator.executeAndAwait {
delay(1)
throw IllegalStateException()
}
} catch (ex: IllegalStateException) {
assertThat(tm.commit).isFalse()
assertThat(tm.rollback).isTrue()
return@runBlocking
}
}
}
@Test
fun commitWithFlow() {
val operator = TransactionalOperator.create(tm, DefaultTransactionDefinition())
val flow = flow {
emit(1)
emit(2)
emit(3)
emit(4)
}
runBlocking {
val list = flow.transactional(operator).toList()
assertThat(list).hasSize(4)
}
assertThat(tm.commit).isTrue()
assertThat(tm.rollback).isFalse()
}
@Test
fun rollbackWithFlow() {
val operator = TransactionalOperator.create(tm, DefaultTransactionDefinition())
val flow = flow<Int> {
delay(1)
throw IllegalStateException()
}
runBlocking {
try {
flow.transactional(operator).toList()
} catch (ex: IllegalStateException) {
assertThat(tm.commit).isFalse()
assertThat(tm.rollback).isTrue()
return@runBlocking
}
}
}
@Test
fun coroutineContextWithSuspendingFunction() {
val operator = TransactionalOperator.create(tm, DefaultTransactionDefinition())
runBlocking(User(role = "admin")) {
try {
operator.executeAndAwait {
delay(1)
val currentUser = currentCoroutineContext()[User]
assertThat(currentUser).isNotNull()
assertThat(currentUser!!.role).isEqualTo("admin")
throw IllegalStateException()
}
} catch (e: IllegalStateException) {
assertThat(tm.commit).isFalse()
assertThat(tm.rollback).isTrue()
return@runBlocking
}
}
}
@Test
fun coroutineContextWithFlow() {
val operator = TransactionalOperator.create(tm, DefaultTransactionDefinition())
val flow = flow<Int> {
delay(1)
val currentUser = currentCoroutineContext()[User]
assertThat(currentUser).isNotNull()
assertThat(currentUser!!.role).isEqualTo("admin")
throw IllegalStateException()
}
runBlocking(User(role = "admin")) {
try {
flow.transactional(operator, coroutineContext).toList()
} catch (e: IllegalStateException) {
assertThat(tm.commit).isFalse()
assertThat(tm.rollback).isTrue()
return@runBlocking
}
}
}
private data class User(val role: String) : AbstractCoroutineContextElement(User) {
companion object Key : CoroutineContext.Key<User>
}
}