moved the stdlib tests into the same directory as the stdlib, so it works a bit better with maven support in IDEA

libraries/stdlib/test/SetTest.kt

@@ -0,0 +1,71 @@
+package test.collections
+
+import kotlin.*
+import kotlin.io.*
+import kotlin.util.*
+import kotlin.test.*
+import java.util.*
+import junit.framework.TestCase
+
+class SetTest() : TestCase() {
+    val data = hashSet("foo", "bar")
+
+    fun testAny() {
+        assertTrue {
+            data.any{it.startsWith("f")}
+        }
+        assertNot {
+            data.any{it.startsWith("x")}
+        }
+    }
+
+    fun testAll() {
+        assertTrue {
+            data.all{it.length == 3}
+        }
+        assertNot {
+            data.all{(s: String) -> s.startsWith("b")}
+        }
+    }
+
+    fun testFilter() {
+        val foo = data.filter{it.startsWith("f")}.toSet()
+
+        assertTrue {
+            foo.all{it.startsWith("f")}
+        }
+        assertEquals(1, foo.size)
+        assertEquals(hashSet("foo"), foo)
+
+        assertTrue("Filter on a Set should return a Set") {
+            foo is Set<String>
+        }
+    }
+
+    fun testFind() {
+        val x = data.find{it.startsWith("x")}
+        assertNull(x)
+        fails {
+            x.sure()
+        }
+
+        val f = data.find{it.startsWith("f")}
+        f.sure()
+        assertEquals("foo", f)
+    }
+
+    fun testMap() {
+        /**
+          TODO compiler bug
+          we should be able to remove the explicit type on the function
+          http://youtrack.jetbrains.net/issue/KT-849
+        */
+        val lengths = data.map<String, Int>{(s: String) -> s.length}
+        assertTrue {
+            lengths.all{it == 3}
+        }
+        assertEquals(2, lengths.size)
+        assertEquals(arrayList(3, 3), lengths)
+    }
+
+}