Split tests into platform-independent and JVM.

libraries/stdlib/test/collections/MapJVMTest.kt

@@ -0,0 +1,44 @@
+package test.collections
+
+import kotlin.test.*
+import org.junit.Test as test
+
+class MapJVMTest {
+    test fun createSortedMap() {
+        val map = sortedMapOf(Pair("c", 3), Pair("b", 2), Pair("a", 1))
+        assertEquals(1, map["a"])
+        assertEquals(2, map["b"])
+        assertEquals(3, map["c"])
+        assertEquals(arrayListOf("a", "b", "c"), map.keySet().toList())
+    }
+
+    test fun toSortedMap() {
+        val map = mapOf(Pair("c", 3), Pair("b", 2), Pair("a", 1))
+        val sorted = map.toSortedMap()
+        assertEquals(1, sorted["a"])
+        assertEquals(2, sorted["b"])
+        assertEquals(3, sorted["c"])
+        assertEquals(arrayListOf("a", "b", "c"), sorted.keySet().toList())
+    }
+
+    test fun toSortedMapWithComparator() {
+        val map = mapOf(Pair("c", 3), Pair("bc", 2), Pair("bd", 4), Pair("abc", 1))
+        val c = comparator<String>{ a, b ->
+            val answer = a.length() - b.length()
+            if (answer == 0) a.compareTo(b) else answer
+        }
+        val sorted = map.toSortedMap(c)
+        assertEquals(arrayListOf("c", "bc", "bd", "abc"), sorted.keySet().toList())
+        assertEquals(1, sorted["abc"])
+        assertEquals(2, sorted["bc"])
+        assertEquals(3, sorted["c"])
+    }
+
+    test fun toProperties() {
+        val map = mapOf("a" to "A", "b" to "B")
+        val prop = map.toProperties()
+        assertEquals(2, prop.size)
+        assertEquals("A", prop.getProperty("a", "fail"))
+        assertEquals("B", prop.getProperty("b", "fail"))
+    }
+}