107 lines
2.7 KiB
Kotlin
107 lines
2.7 KiB
Kotlin
/*
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* Copyright 2026 Sergey S. Chernov real.sergeych@gmail.com
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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import kotlinx.coroutines.test.runTest
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import net.sergeych.lyng.eval
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import net.sergeych.lyng.obj.toInt
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import kotlin.test.Test
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import kotlin.test.assertEquals
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class CompileIfTest {
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@Test
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fun falseBranchSkipsMissingSymbols() = runTest {
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val result = eval(
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"""
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var x = 0
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compile if (defined(NoSuchClass)) {
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x = NoSuchClass("foo")
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} else {
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x = 42
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}
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x
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""".trimIndent()
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)
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assertEquals(42, result.toInt())
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}
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@Test
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fun logicExpressionsWorkForDefinedChecks() = runTest {
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val result = eval(
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"""
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var x = 0
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compile if (defined(String) && !defined(NoSuchClass)) {
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x = 7
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} else {
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x = NoSuchClass("foo")
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}
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x
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""".trimIndent()
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)
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assertEquals(7, result.toInt())
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}
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@Test
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fun packageChecksWorkInCompileIf() = runTest {
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val result = eval(
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"""
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var x = 0
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compile if (defined(lyng.stdlib) && !defined(no.such.pkg)) {
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x = 1
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} else {
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x = 2
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}
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x
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""".trimIndent()
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)
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assertEquals(1, result.toInt())
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}
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@Test
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fun singleStatementBranchesWork() = runTest {
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val result = eval(
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"""
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var x = 0
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compile if (defined(String))
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x = 9
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else
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x = NoSuchClass("foo")
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x
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""".trimIndent()
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)
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assertEquals(9, result.toInt())
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}
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@Test
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fun nestedElseBranchIsSkippedAsSingleStatement() = runTest {
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val result = eval(
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"""
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var x = 0
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compile if (defined(NoSuchClass))
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if (true)
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x = NoSuchClass("foo")
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else
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x = 1
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else
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x = 5
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x
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""".trimIndent()
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)
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assertEquals(5, result.toInt())
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}
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}
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