Files
kotlin-fork/libraries/stdlib/test/collections/CollectionBehaviors.kt
T
Ilya Gorbunov ecf0d7ec0d Reformat stdlib tests and samples
#KT-5558
2018-04-27 05:28:57 +03:00

109 lines
3.2 KiB
Kotlin

/*
* Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
* that can be found in the license/LICENSE.txt file.
*/
package test.collections.behaviors
import test.collections.CompareContext
public fun <T> CompareContext<List<T>>.listBehavior() {
equalityBehavior()
collectionBehavior()
compareProperty({ listIterator() }, { listIteratorBehavior() })
compareProperty({ listIterator(0) }, { listIteratorBehavior() })
propertyFails { listIterator(-1) }
propertyFails { listIterator(size + 1) }
for (index in expected.indices)
propertyEquals { this[index] }
propertyFails { this[size] }
propertyEquals { indexOf(elementAtOrNull(0)) }
propertyEquals { lastIndexOf(elementAtOrNull(0)) }
propertyFails { subList(0, size + 1) }
propertyFails { subList(-1, 0) }
propertyEquals { subList(0, size) }
}
public fun <T> CompareContext<ListIterator<T>>.listIteratorBehavior() {
listIteratorProperties()
while (expected.hasNext()) {
propertyEquals { next() }
listIteratorProperties()
}
propertyFails { next() }
while (expected.hasPrevious()) {
propertyEquals { previous() }
listIteratorProperties()
}
propertyFails { previous() }
}
public fun CompareContext<ListIterator<*>>.listIteratorProperties() {
propertyEquals { hasNext() }
propertyEquals { hasPrevious() }
propertyEquals { nextIndex() }
propertyEquals { previousIndex() }
}
public fun <T> CompareContext<Iterator<T>>.iteratorBehavior() {
propertyEquals { hasNext() }
while (expected.hasNext()) {
propertyEquals { next() }
propertyEquals { hasNext() }
}
propertyFails { next() }
}
public fun <T> CompareContext<Set<T>>.setBehavior(objectName: String = "") {
equalityBehavior(objectName)
collectionBehavior(objectName)
compareProperty({ iterator() }, { iteratorBehavior() })
}
public fun <K, V> CompareContext<Map<K, V>>.mapBehavior() {
equalityBehavior()
propertyEquals { size }
propertyEquals { isEmpty() }
(object {}).let { propertyEquals { containsKey(it as Any?) } }
if (expected.isEmpty().not())
propertyEquals { contains(keys.first()) }
propertyEquals { containsKey(keys.firstOrNull()) }
propertyEquals { containsValue(values.firstOrNull()) }
propertyEquals { get(null as Any?) }
compareProperty({ keys }, { setBehavior("keySet") })
compareProperty({ entries }, { setBehavior("entrySet") })
compareProperty({ values }, { collectionBehavior("values") })
}
public fun <T> CompareContext<T>.equalityBehavior(objectName: String = "") {
val prefix = objectName + if (objectName.isNotEmpty()) "." else ""
equals(objectName)
propertyEquals(prefix + "hashCode") { hashCode() }
propertyEquals(prefix + "toString") { toString() }
}
public fun <T> CompareContext<Collection<T>>.collectionBehavior(objectName: String = "") {
val prefix = objectName + if (objectName.isNotEmpty()) "." else ""
propertyEquals(prefix + "size") { size }
propertyEquals(prefix + "isEmpty") { isEmpty() }
(object {}).let { propertyEquals { contains(it as Any?) } }
propertyEquals { contains(firstOrNull()) }
propertyEquals { containsAll(this) }
}