Alexander Shabalin
133 lines
3.9 KiB
Kotlin
Vendored
133 lines
3.9 KiB
Kotlin
Vendored
// TODO(KT-65977): reenable these tests with caches
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//IGNORE_NATIVE: cacheMode=STATIC_EVERYWHERE
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//IGNORE_NATIVE: cacheMode=STATIC_PER_FILE_EVERYWHERE
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import kotlinx.atomicfu.*
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import kotlin.test.*
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class IntArithmetic {
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private val _x = atomic(0)
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val x get() = _x.value
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private val local = atomic(0)
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private fun testGetValue() {
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_x.value = 5
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assertEquals(5, _x.value)
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var aValue = _x.value
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assertEquals(5, aValue)
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assertEquals(5, x)
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local.value = 555
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aValue = local.value
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assertEquals(aValue, local.value)
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}
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private fun testAtomicCallPlaces() {
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_x.value = 5
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_x.compareAndSet(5, 42)
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val res = _x.compareAndSet(42, 45)
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assertTrue(res)
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assertTrue(_x.compareAndSet(45, 77))
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assertFalse(_x.compareAndSet(95, 77))
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assertTrue(_x.compareAndSet(77, 88))
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}
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private fun testInt() {
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_x.value = 0
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assertEquals(0, x)
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val update = 3
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assertEquals(0, _x.getAndSet(update))
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assertTrue(_x.compareAndSet(update, 8))
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_x.lazySet(1)
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assertEquals(1, x)
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assertEquals(1, _x.getAndSet(2))
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assertEquals(2, x)
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assertEquals(2, _x.getAndIncrement())
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assertEquals(3, x)
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assertEquals(3, _x.getAndDecrement())
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assertEquals(2, x)
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assertEquals(2, _x.getAndAdd(2))
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assertEquals(4, x)
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assertEquals(7, _x.addAndGet(3))
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assertEquals(7, x)
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assertEquals(8, _x.incrementAndGet())
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assertEquals(8, x)
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assertEquals(7, _x.decrementAndGet())
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assertEquals(7, x)
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assertTrue(_x.compareAndSet(7, 10))
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}
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fun test() {
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testGetValue()
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testAtomicCallPlaces()
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testInt()
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}
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}
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class LongArithmetic {
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private val _x = atomic(4294967296)
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val x get() = _x.value
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private val y = atomic(5000000000)
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private val z = atomic(2424920024888888848)
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private val max = atomic(9223372036854775807)
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fun testLong() {
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assertEquals(2424920024888888848, z.value)
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z.lazySet(8424920024888888848)
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assertEquals(8424920024888888848, z.value)
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assertEquals(8424920024888888848, z.getAndSet(8924920024888888848))
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assertEquals(8924920024888888848, z.value)
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assertEquals(8924920024888888849, z.incrementAndGet())
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assertEquals(8924920024888888849, z.value)
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assertEquals(8924920024888888849, z.getAndDecrement())
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assertEquals(8924920024888888848, z.value)
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assertEquals(8924920024888888848, z.getAndAdd(100000000000000000))
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assertEquals(9024920024888888848, z.value)
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assertEquals(-198452011965886959, z.addAndGet(-9223372036854775807))
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assertEquals(-198452011965886959, z.value)
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assertEquals(-198452011965886958, z.incrementAndGet())
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assertEquals(-198452011965886958, z.value)
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assertEquals(-198452011965886959, z.decrementAndGet())
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assertEquals(-198452011965886959, z.value)
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}
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}
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class BooleanArithmetic {
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private val _x = atomic(false)
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val x get() = _x.value
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fun testBoolean() {
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assertEquals(false, _x.value)
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assertFalse(x)
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_x.lazySet(true)
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assertTrue(x)
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assertTrue(_x.getAndSet(true))
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assertTrue(_x.compareAndSet(true, false))
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assertFalse(x)
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}
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}
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class ReferenceArithmetic {
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private val _x = atomic<String?>(null)
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fun testReference() {
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_x.value = "aaa"
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assertEquals("aaa", _x.value)
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_x.lazySet("bb")
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assertEquals("bb", _x.value)
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assertEquals("bb", _x.getAndSet("ccc"))
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assertEquals("ccc", _x.value)
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}
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}
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@Test
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fun test() {
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val intClass = IntArithmetic()
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intClass.test()
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val longClass = LongArithmetic()
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longClass.testLong()
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val booleanClass = BooleanArithmetic()
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booleanClass.testBoolean()
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val refClass = ReferenceArithmetic()
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refClass.testReference()
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} |