Fix UArray.containsAll(Collection<Any?>)

generators/builtins/unsignedTypes.kt

@@ -353,7 +353,10 @@ class UnsignedArrayGenerator(val type: UnsignedType, out: PrintWriter) : BuiltIn
 
     override fun contains(element: $elementType): Boolean = storage.contains(element.to$storageElementType())
 
-    override fun containsAll(elements: Collection<$elementType>): Boolean = elements.all { storage.contains(it.to$storageElementType()) }
+    override fun containsAll(elements: Collection<$elementType>): Boolean {
+        if ((elements as Collection<Any?>).any { it as? $elementType == null }) return false
+        return elements.all { storage.contains(it.to$storageElementType()) }
+    }
 
     override fun isEmpty(): Boolean = this.storage.size == 0"""
         )

libraries/stdlib/test/collections/UnsignedArraysTest.kt

@@ -6,10 +6,19 @@
 @file:Suppress("SIGNED_CONSTANT_CONVERTED_TO_UNSIGNED")
 package test.collections
 
+import test.collections.behaviors.collectionBehavior
 import kotlin.test.*
 
 class UnsignedArraysTest {
 
+    @Test
+    fun collectionBehavior() {
+        compare(listOf<UByte>(), ubyteArrayOf()) { this.collectionBehavior() }
+        compare(listOf<UShort>(1), ushortArrayOf(1)) { this.collectionBehavior() }
+        compare(listOf<UInt>(1, 2), uintArrayOf(1u, 2u)) { this.collectionBehavior() }
+        compare(listOf<ULong>(1, 2, 3), ulongArrayOf(1u, 2u, 3u)) { this.collectionBehavior() }
+    }
+
     @Test
     fun ubyteArrayInit() {
         val zeroArray = UByteArray(42)

libraries/stdlib/unsigned/src/kotlin/UByteArray.kt

@@ -39,7 +39,10 @@ internal constructor(@PublishedApi internal val storage: ByteArray) : Collection
 
     override fun contains(element: UByte): Boolean = storage.contains(element.toByte())
 
-    override fun containsAll(elements: Collection<UByte>): Boolean = elements.all { storage.contains(it.toByte()) }
+    override fun containsAll(elements: Collection<UByte>): Boolean {
+        if ((elements as Collection<Any?>).any { it as? UByte == null }) return false
+        return elements.all { storage.contains(it.toByte()) }
+    }
 
     override fun isEmpty(): Boolean = this.storage.size == 0
 }

libraries/stdlib/unsigned/src/kotlin/UIntArray.kt

@@ -39,7 +39,10 @@ internal constructor(@PublishedApi internal val storage: IntArray) : Collection<
 
     override fun contains(element: UInt): Boolean = storage.contains(element.toInt())
 
-    override fun containsAll(elements: Collection<UInt>): Boolean = elements.all { storage.contains(it.toInt()) }
+    override fun containsAll(elements: Collection<UInt>): Boolean {
+        if ((elements as Collection<Any?>).any { it as? UInt == null }) return false
+        return elements.all { storage.contains(it.toInt()) }
+    }
 
     override fun isEmpty(): Boolean = this.storage.size == 0
 }

libraries/stdlib/unsigned/src/kotlin/ULongArray.kt

@@ -39,7 +39,10 @@ internal constructor(@PublishedApi internal val storage: LongArray) : Collection
 
     override fun contains(element: ULong): Boolean = storage.contains(element.toLong())
 
-    override fun containsAll(elements: Collection<ULong>): Boolean = elements.all { storage.contains(it.toLong()) }
+    override fun containsAll(elements: Collection<ULong>): Boolean {
+        if ((elements as Collection<Any?>).any { it as? ULong == null }) return false
+        return elements.all { storage.contains(it.toLong()) }
+    }
 
     override fun isEmpty(): Boolean = this.storage.size == 0
 }

libraries/stdlib/unsigned/src/kotlin/UShortArray.kt

@@ -39,7 +39,10 @@ internal constructor(@PublishedApi internal val storage: ShortArray) : Collectio
 
     override fun contains(element: UShort): Boolean = storage.contains(element.toShort())
 
-    override fun containsAll(elements: Collection<UShort>): Boolean = elements.all { storage.contains(it.toShort()) }
+    override fun containsAll(elements: Collection<UShort>): Boolean {
+        if ((elements as Collection<Any?>).any { it as? UShort == null }) return false
+        return elements.all { storage.contains(it.toShort()) }
+    }
 
     override fun isEmpty(): Boolean = this.storage.size == 0
 }