lyng/lynglib/src/commonTest/kotlin/ValReassignRegressionTest.kt

102 lines
2.7 KiB
Kotlin

/*
* Copyright 2026 Sergey S. Chernov
*
* 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.
*
*/
import kotlinx.coroutines.test.runTest
import net.sergeych.lyng.eval
import kotlin.test.Ignore
import kotlin.test.Test
@Ignore
class ValReassignRegressionTest {
@Test
fun reassign_ctor_param_field_should_work() = runTest {
eval(
"""
class Wallet(balance = 0) {
fun add(amount) {
balance += amount
}
fun transfer(amount) {
val balance = 0
add(amount)
}
fun get() { balance }
}
val w = Wallet()
w.transfer(1)
assertEquals(1, w.get())
""".trimIndent()
)
}
@Test
fun reassign_field_should_not_see_caller_locals() = runTest {
eval(
"""
class Wallet(balance = 0) {
fun add(amount) { balance += amount }
fun get() { balance }
}
fun doTransfer(w, amount) {
val balance = 0
w.add(amount)
}
val w = Wallet()
doTransfer(w, 2)
assertEquals(2, w.get())
""".trimIndent()
)
}
@Test
fun reassign_field_should_not_see_caller_param() = runTest {
eval(
"""
class Wallet(balance = 0) {
fun add(amount) { balance += amount }
fun get() { balance }
}
fun doTransfer(balance, w, amount) {
w.add(amount)
}
val w = Wallet()
doTransfer(0, w, 3)
assertEquals(3, w.get())
""".trimIndent()
)
}
@Test
fun reassign_field_should_not_see_block_local() = runTest {
eval(
"""
class Wallet(balance = 0) {
fun add(amount) { balance += amount }
fun get() { balance }
}
val w = Wallet()
run {
val balance = 0
w.add(4)
}
assertEquals(4, w.get())
""".trimIndent()
)
}
}