stdlib tests: provide expect/actual helper functions

libraries/stdlib/js/test/core/jsCollectionFactories.kt

@@ -0,0 +1,11 @@
+/*
+ * Copyright 2000-2018 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.js
+
+public actual fun <V> stringMapOf(vararg pairs: Pair<String, V>): HashMap<String, V> = kotlin.collections.stringMapOf(*pairs)
+public actual fun <V> linkedStringMapOf(vararg pairs: Pair<String, V>): LinkedHashMap<String, V> = kotlin.collections.linkedStringMapOf(*pairs)
+public actual fun stringSetOf(vararg elements: String): HashSet<String> = kotlin.collections.stringSetOf(*elements)
+public actual fun linkedStringSetOf(vararg elements: String): LinkedHashSet<String> = kotlin.collections.linkedStringSetOf(*elements)

libraries/stdlib/js/test/core/testUtils.kt

@@ -18,13 +18,13 @@ package test
 
 import kotlin.test.*
 
-public fun assertTypeEquals(expected: Any?, actual: Any?) {
+public actual fun assertTypeEquals(expected: Any?, actual: Any?) {
     assertEquals(expected?.let { it::class.js }, actual?.let { it::class.js })
 }
 
 @Suppress("DEPRECATION")
-public fun randomInt(limit: Int): Int = (kotlin.js.Math.random() * limit).toInt()
+public actual fun randomInt(limit: Int): Int = (kotlin.js.Math.random() * limit).toInt()
 
 @Suppress("NOTHING_TO_INLINE")
-internal inline fun String.removeLeadingPlusOnJava6(): String = this
-internal fun doubleTotalOrderEquals(a: Double?, b: Double?) = a == b || (a != a && b != b)
+internal actual inline fun String.removeLeadingPlusOnJava6(): String = this
+internal actual fun doubleTotalOrderEquals(a: Double?, b: Double?) = a == b || (a != a && b != b)