Index: pkg/math/test/lcm_test.dart |
diff --git a/pkg/math/test/lcm_test.dart b/pkg/math/test/lcm_test.dart |
deleted file mode 100644 |
index 8952938d7757c15d40a138e93c52756202243c1c..0000000000000000000000000000000000000000 |
--- a/pkg/math/test/lcm_test.dart |
+++ /dev/null |
@@ -1,70 +0,0 @@ |
-// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file |
-// for details. All rights reserved. Use of this source code is governed by a |
-// BSD-style license that can be found in the LICENSE file. |
- |
-library math_test; |
-import "package:expect/expect.dart"; |
-import 'dart:math'; |
-import 'package:math/math.dart'; |
- |
-void testLcm() { |
- Expect.equals(0, lcm(0, 7)); |
- Expect.equals(0, lcm(5, 0)); |
- Expect.equals(0, lcm(-5, 0)); |
- Expect.equals(0, lcm(0, 0)); |
- Expect.equals(35, lcm(5, 7)); |
- Expect.equals(36, lcm(12, 18)); |
- Expect.equals(36, lcm(12, -18)); |
- Expect.equals(36, lcm(-12, -18)); |
- Expect.equals(36, lcm(18, 12)); |
- Expect.equals(315, lcm(45, 105)); |
- |
- Expect.throws(() => lcm(0, null), (e) => e is ArgumentError); |
- Expect.throws(() => lcm(null, 0), (e) => e is ArgumentError); |
- |
- // Cover all branches in Binary GCD implementation. |
- // 0 shared powers-of-two factors. |
- Expect.equals(28, lcm(2*2, 7)); |
- // 1 shared power-of-two factor. |
- Expect.equals(28, lcm(2*2, 2*7)); |
- // >1 shared powers-of-two factors. |
- Expect.equals(120, lcm(2*2*2*3, 2*2*2*5)); |
- |
- // 0 remaining powers-of-two in a. |
- Expect.equals(18, lcm(2*3, 2*3*3)); |
- // 1 remaining power-of-two in a. |
- Expect.equals(36, lcm(2*2*3, 2*3*3)); |
- // >1 remaining powers-of-two in a. |
- Expect.equals(144, lcm(2*2*2*2*3, 2*3*3)); |
- |
- // 0 remaining powers-of-two in b. |
- Expect.equals(18, lcm(2*3, 2*3*3)); |
- // 1 remaining power-of-two in b. |
- Expect.equals(12, lcm(2*3, 2*2*3)); |
- // >1 remaining powers-of-two in b. |
- Expect.equals(72, lcm(2*3, 2*2*2*3*3)); |
- |
- // Innermost 'if' |
- // a > b. |
- Expect.equals(60, lcm(2*2*3*5, 2*3)); |
- // a == b. |
- Expect.equals(24, lcm(2*3, 2*2*2*3)); |
- // a < b. |
- Expect.equals(84, lcm(2*3, 2*2*3*7)); |
- |
- // do while loop executions. |
- // Executed 1 time. |
- Expect.equals(24, lcm(2*3, 2*2*2*3)); |
- // Executed >1 times. |
- Expect.equals(180, lcm(2*3*3, 2*2*3*5)); |
- |
- // Medium int (mint) arguments. |
- Expect.equals(pow(2, 62)*3, lcm(pow(2, 61)*3, pow(2,62))); |
- // 9079837958533 is the first prime after 2**48 / 31. |
- Expect.equals(31*37*9079837958533, |
- lcm(31*9079837958533, 37*9079837958533)); |
-} |
- |
-main() { |
- testLcm(); |
-} |