Ilya Matveev
85827b4880
This patch copies Kotlin/JVM stdlib tests (libraries/stdlib/test) excepting ones with explicit java dependencies. It also transforms the tests to use them as box-tests.
35 lines
1.4 KiB
Kotlin
35 lines
1.4 KiB
Kotlin
import kotlin.test.*
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private fun <T : Any> compareConversion(convertOrFail: (String) -> T,
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convertOrNull: (String) -> T?,
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equality: (T, T?) -> Boolean = { a, b -> a == b },
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assertions: ConversionContext<T>.() -> Unit) {
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ConversionContext(convertOrFail, convertOrNull, equality).assertions()
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}
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private class ConversionContext<T: Any>(val convertOrFail: (String) -> T,
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val convertOrNull: (String) -> T?,
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val equality: (T, T?) -> Boolean) {
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private fun assertEquals(expected: T, actual: T?, input: String, operation: String) {
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assertTrue(equality(expected, actual), "Expected $operation('$input') to produce $expected but was $actual")
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}
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fun assertProduces(input: String, output: T) {
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assertEquals(output, convertOrFail(input), input, "convertOrFail")
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assertEquals(output, convertOrNull(input), input, "convertOrNull")
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}
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fun assertFailsOrNull(input: String) {
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assertFailsWith<NumberFormatException>("Expected to fail on input \"$input\"") { convertOrFail(input) }
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assertNull(convertOrNull(input), message = "On input \"$input\"")
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}
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}
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fun box() {
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compareConversion({ it.toLong() }, { it.toLongOrNull() }) {
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assertProduces("٢٣١٩٦٠٧٧٨٤٥٩", 231960778459)
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}
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}
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