standard library: 'sum' function added (KT-3714, KT-3843, KT-3126)

2013-11-24 17:33:05 +04:00
parent 4ecfab6e0b
commit cde36adbdc
14 changed files with 209 additions and 17 deletions
@@ -101,6 +101,16 @@ class ArraysTest {
        assertEquals(false, arr[1])
    }

+    test fun sum() {
+        expect(0) { array<Int>().sum() }
+        expect(14) { array(2, 3, 9).sum() }
+        expect(3.0) { array(1.0, 2.0).sum() }
+        expect(200) { array<Byte>(100, 100).sum() }
+        expect(50000) { array<Short>(20000, 30000).sum() }
+        //TODO: uncomment when toLong() will be supported
+        //expect(3000000000000) { array<Long>(1000000000000, 2000000000000).sum() }
+        expect(3.0) { array<Float>(1.0, 2.0).sum() }
+    }
    /*

    TODO FIXME ASAP: These currently fail on JS due to missing upto() method on numbers