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Unified Diff: tests/corelib/big_integer_arith_vm_test.dart

Issue 2978013002: Migrate test block 1 to Dart 2.0. (Closed)
Patch Set: rebase to repatched status/utilities Created 3 years, 5 months ago
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Index: tests/corelib/big_integer_arith_vm_test.dart
diff --git a/tests/corelib/big_integer_arith_vm_test.dart b/tests/corelib/big_integer_arith_vm_test.dart
deleted file mode 100644
index c22c7af3623c070059c399cc10e97322ace112a0..0000000000000000000000000000000000000000
--- a/tests/corelib/big_integer_arith_vm_test.dart
+++ /dev/null
@@ -1,447 +0,0 @@
-// Copyright (c) 2011, 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.
-
-// Testing Bigints with and without intrinsics.
-// VMOptions=
-// VMOptions=--no_intrinsify
-// VMOptions=--no-background-compilation
-// VMOptions=--optimization_counter_threshold=10 --no-background_compilation
-
-library big_integer_test;
-
-import "package:expect/expect.dart";
-
-foo() => 1234567890123456789;
-bar() => 12345678901234567890;
-
-testSmiOverflow() {
- var a = 1073741823;
- var b = 1073741822;
- Expect.equals(2147483645, a + b);
- a = -1000000000;
- b = 1000000001;
- Expect.equals(-2000000001, a - b);
- Expect.equals(-1000000001000000000, a * b);
-}
-
-testBigintAdd() {
- // Bigint and Smi.
- var a = 12345678901234567890;
- var b = 2;
- Expect.equals(12345678901234567892, a + b);
- Expect.equals(12345678901234567892, b + a);
- // Bigint and Bigint.
- a = 10000000000000000001;
- Expect.equals(20000000000000000002, a + a);
- // Bigint and double.
- a = 100000000000000000000.0;
- b = 200000000000000000000;
- Expect.isTrue((a + b) is double);
- Expect.equals(300000000000000000000.0, a + b);
- Expect.isTrue((b + a) is double);
- Expect.equals(300000000000000000000.0, b + a);
-}
-
-testBigintSub() {
- // Bigint and Smi.
- var a = 12345678901234567890;
- var b = 2;
- Expect.equals(12345678901234567888, a - b);
- Expect.equals(-12345678901234567888, b - a);
- // Bigint and Bigint.
- a = 10000000000000000001;
- Expect.equals(20000000000000000002, a + a);
- // Bigint and double.
- a = 100000000000000000000.0;
- b = 200000000000000000000;
- Expect.isTrue((a + b) is double);
- Expect.equals(-100000000000000000000.0, a - b);
- Expect.isTrue((b + a) is double);
- Expect.equals(100000000000000000000.0, b - a);
- Expect.equals(-1, 0xF00000000 - 0xF00000001);
-}
-
-testBigintMul() {
- // Bigint and Smi.
- var a = 12345678901234567890;
- var b = 10;
- Expect.equals(123456789012345678900, a * b);
- Expect.equals(123456789012345678900, b * a);
- // Bigint and Bigint.
- a = 12345678901234567890;
- b = 10000000000000000;
- Expect.equals(123456789012345678900000000000000000, a * b);
- // Bigint and double.
- a = 2.0;
- b = 200000000000000000000;
- Expect.isTrue((a * b) is double);
- Expect.equals(400000000000000000000.0, a * b);
- Expect.isTrue((b * a) is double);
- Expect.equals(400000000000000000000.0, b * a);
-}
-
-testBigintTruncDiv() {
- var a = 12345678901234567890;
- var b = 10;
- // Bigint and Smi.
- Expect.equals(1234567890123456789, a ~/ b);
- Expect.equals(0, b ~/ a);
- Expect.equals(123456789, 123456789012345678 ~/ 1000000000);
- // Bigint and Bigint.
- a = 12345678901234567890;
- b = 10000000000000000;
- Expect.equals(1234, a ~/ b);
- // Bigint and double.
- a = 100000000000000000000.0;
- b = 200000000000000000000;
- Expect.equals(0, a ~/ b);
- Expect.equals(2, b ~/ a);
-}
-
-testBigintDiv() {
- // Bigint and Smi.
- Expect.equals(1234567890123456789.1, 12345678901234567891 / 10);
- Expect.equals(0.000000001234, 1234 / 1000000000000);
- Expect.equals(12345678901234000000.0, 123456789012340000000 / 10);
- // Bigint and Bigint.
- var a = 12345670000000000000;
- var b = 10000000000000000;
- Expect.equals(1234.567, a / b);
- // Bigint and double.
- a = 400000000000000000000.0;
- b = 200000000000000000000;
- Expect.equals(2.0, a / b);
- Expect.equals(0.5, b / a);
-}
-
-testBigintModulo() {
- // Bigint and Smi.
- var a = 1000000000005;
- var b = 10;
- Expect.equals(5, a % b);
- Expect.equals(10, b % a);
- // Bigint & Bigint
- a = 10000000000000000001;
- b = 10000000000000000000;
- Expect.equals(1, a % b);
- Expect.equals(10000000000000000000, b % a);
- // Bigint & double.
- a = 10000000100000000.0;
- b = 10000000000000000;
- Expect.equals(100000000.0, a % b);
- Expect.equals(10000000000000000.0, b % a);
- // Transitioning from Mint to Bigint.
- var iStart = 4611686018427387900;
- var prevX = -23 % iStart;
- for (int i = iStart + 1; i < iStart + 10; i++) {
- var x = -23 % i;
- Expect.equals(1, x - prevX);
- Expect.isTrue(x > 0);
- prevX = x;
- }
-}
-
-testBigintModPow() {
- var x, e, m;
- x = 1234567890;
- e = 1000000001;
- m = 19;
- Expect.equals(11, x.modPow(e, m));
- x = 1234567890;
- e = 19;
- m = 1000000001;
- Expect.equals(122998977, x.modPow(e, m));
- x = 19;
- e = 1234567890;
- m = 1000000001;
- Expect.equals(619059596, x.modPow(e, m));
- x = 19;
- e = 1000000001;
- m = 1234567890;
- Expect.equals(84910879, x.modPow(e, m));
- x = 1000000001;
- e = 19;
- m = 1234567890;
- Expect.equals(872984351, x.modPow(e, m));
- x = 1000000001;
- e = 1234567890;
- m = 19;
- Expect.equals(0, x.modPow(e, m));
- x = 12345678901234567890;
- e = 10000000000000000001;
- m = 19;
- Expect.equals(2, x.modPow(e, m));
- x = 12345678901234567890;
- e = 19;
- m = 10000000000000000001;
- Expect.equals(3239137215315834625, x.modPow(e, m));
- x = 19;
- e = 12345678901234567890;
- m = 10000000000000000001;
- Expect.equals(4544207837373941034, x.modPow(e, m));
- x = 19;
- e = 10000000000000000001;
- m = 12345678901234567890;
- Expect.equals(11135411705397624859, x.modPow(e, m));
- x = 10000000000000000001;
- e = 19;
- m = 12345678901234567890;
- Expect.equals(2034013733189773841, x.modPow(e, m));
- x = 10000000000000000001;
- e = 12345678901234567890;
- m = 19;
- Expect.equals(1, x.modPow(e, m));
- x = 12345678901234567890;
- e = 19;
- m = 10000000000000000001;
- Expect.equals(3239137215315834625, x.modPow(e, m));
- x = 12345678901234567890;
- e = 10000000000000000001;
- m = 19;
- Expect.equals(2, x.modPow(e, m));
- x = 123456789012345678901234567890;
- e = 123456789012345678901234567891;
- m = 123456789012345678901234567899;
- Expect.equals(116401406051033429924651549616, x.modPow(e, m));
- x = 123456789012345678901234567890;
- e = 123456789012345678901234567899;
- m = 123456789012345678901234567891;
- Expect.equals(123456789012345678901234567890, x.modPow(e, m));
- x = 123456789012345678901234567899;
- e = 123456789012345678901234567890;
- m = 123456789012345678901234567891;
- Expect.equals(35088523091000351053091545070, x.modPow(e, m));
- x = 123456789012345678901234567899;
- e = 123456789012345678901234567891;
- m = 123456789012345678901234567890;
- Expect.equals(18310047270234132455316941949, x.modPow(e, m));
- x = 123456789012345678901234567891;
- e = 123456789012345678901234567899;
- m = 123456789012345678901234567890;
- Expect.equals(1, x.modPow(e, m));
- x = 123456789012345678901234567891;
- e = 123456789012345678901234567890;
- m = 123456789012345678901234567899;
- Expect.equals(40128068573873018143207285483, x.modPow(e, m));
-}
-
-testBigintModInverse() {
- var x, m;
- x = 1;
- m = 1;
- Expect.equals(0, x.modInverse(m));
- x = 0;
- m = 1000000001;
- Expect.throws(() => x.modInverse(m), (e) => e is Exception); // Not coprime.
- x = 1234567890;
- m = 19;
- Expect.equals(11, x.modInverse(m));
- x = 1234567890;
- m = 1000000001;
- Expect.equals(189108911, x.modInverse(m));
- x = 19;
- m = 1000000001;
- Expect.throws(() => x.modInverse(m), (e) => e is Exception); // Not coprime.
- x = 19;
- m = 1234567890;
- Expect.equals(519818059, x.modInverse(m));
- x = 1000000001;
- m = 1234567890;
- Expect.equals(1001100101, x.modInverse(m));
- x = 1000000001;
- m = 19;
- Expect.throws(() => x.modInverse(m), (e) => e is Exception); // Not coprime.
- x = 12345678901234567890;
- m = 19;
- Expect.equals(3, x.modInverse(m));
- x = 12345678901234567890;
- m = 10000000000000000001;
- Expect.equals(9736746307686209582, x.modInverse(m));
- x = 19;
- m = 10000000000000000001;
- Expect.equals(6315789473684210527, x.modInverse(m));
- x = 19;
- m = 12345678901234567890;
- Expect.equals(10396361179987004539, x.modInverse(m));
- x = 10000000000000000001;
- m = 12345678901234567890;
- Expect.equals(325004555487045911, x.modInverse(m));
- x = 10000000000000000001;
- m = 19;
- Expect.equals(7, x.modInverse(m));
- x = 12345678901234567890;
- m = 10000000000000000001;
- Expect.equals(9736746307686209582, x.modInverse(m));
- x = 12345678901234567890;
- m = 19;
- Expect.equals(3, x.modInverse(m));
- x = 123456789012345678901234567890;
- m = 123456789012345678901234567899;
- Expect.throws(() => x.modInverse(m), (e) => e is Exception); // Not coprime.
- x = 123456789012345678901234567890;
- m = 123456789012345678901234567891;
- Expect.equals(123456789012345678901234567890, x.modInverse(m));
- x = 123456789012345678901234567899;
- m = 123456789012345678901234567891;
- Expect.equals(77160493132716049313271604932, x.modInverse(m));
- x = 123456789012345678901234567899;
- m = 123456789012345678901234567890;
- Expect.throws(() => x.modInverse(m), (e) => e is Exception); // Not coprime.
- x = 123456789012345678901234567891;
- m = 123456789012345678901234567890;
- Expect.equals(1, x.modInverse(m));
- x = 123456789012345678901234567891;
- m = 123456789012345678901234567899;
- Expect.equals(46296295879629629587962962962, x.modInverse(m));
-}
-
-testBigintGcd() {
- var x, m;
- x = 1;
- m = 1;
- Expect.equals(1, x.gcd(m));
- x = 693;
- m = 609;
- Expect.equals(21, x.gcd(m));
- x = 693 << 40;
- m = 609 << 40;
- Expect.equals(21 << 40, x.gcd(m));
- x = 609 << 40;
- ;
- m = 693 << 40;
- ;
- Expect.equals(21 << 40, x.gcd(m));
- x = 0;
- m = 1000000001;
- Expect.equals(m, x.gcd(m));
- x = 1000000001;
- m = 0;
- Expect.equals(x, x.gcd(m));
- x = 0;
- m = -1000000001;
- Expect.equals(-m, x.gcd(m));
- x = -1000000001;
- m = 0;
- Expect.equals(-x, x.gcd(m));
- x = 0;
- m = 0;
- Expect.equals(0, x.gcd(m));
- x = 0;
- m = 123456789012345678901234567890;
- Expect.equals(m, x.gcd(m));
- x = 123456789012345678901234567890;
- m = 0;
- Expect.equals(x, x.gcd(m));
- x = 0;
- m = -123456789012345678901234567890;
- Expect.equals(-m, x.gcd(m));
- x = -123456789012345678901234567890;
- m = 0;
- Expect.equals(-x, x.gcd(m));
- x = 1234567890;
- m = 19;
- Expect.equals(1, x.gcd(m));
- x = 1234567890;
- m = 1000000001;
- Expect.equals(1, x.gcd(m));
- x = 19;
- m = 1000000001;
- Expect.equals(19, x.gcd(m));
- x = 19;
- m = 1234567890;
- Expect.equals(1, x.gcd(m));
- x = 1000000001;
- m = 1234567890;
- Expect.equals(1, x.gcd(m));
- x = 1000000001;
- m = 19;
- Expect.equals(19, x.gcd(m));
- x = 12345678901234567890;
- m = 19;
- Expect.equals(1, x.gcd(m));
- x = 12345678901234567890;
- m = 10000000000000000001;
- Expect.equals(1, x.gcd(m));
- x = 19;
- m = 10000000000000000001;
- Expect.equals(1, x.gcd(m));
- x = 19;
- m = 12345678901234567890;
- Expect.equals(1, x.gcd(m));
- x = 10000000000000000001;
- m = 12345678901234567890;
- Expect.equals(1, x.gcd(m));
- x = 10000000000000000001;
- m = 19;
- Expect.equals(1, x.gcd(m));
- x = 12345678901234567890;
- m = 10000000000000000001;
- Expect.equals(1, x.gcd(m));
- x = 12345678901234567890;
- m = 19;
- Expect.equals(1, x.gcd(m));
- x = 123456789012345678901234567890;
- m = 123456789012345678901234567899;
- Expect.equals(9, x.gcd(m));
- x = 123456789012345678901234567890;
- m = 123456789012345678901234567891;
- Expect.equals(1, x.gcd(m));
- x = 123456789012345678901234567899;
- m = 123456789012345678901234567891;
- Expect.equals(1, x.gcd(m));
- x = 123456789012345678901234567899;
- m = 123456789012345678901234567890;
- Expect.equals(9, x.gcd(m));
- x = 123456789012345678901234567891;
- m = 123456789012345678901234567890;
- Expect.equals(1, x.gcd(m));
- x = 123456789012345678901234567891;
- m = 123456789012345678901234567899;
- Expect.equals(1, x.gcd(m));
-}
-
-testBigintNegate() {
- var a = 0xF000000000000000F;
- var b = ~a; // negate.
- Expect.equals(-0xF0000000000000010, b);
- Expect.equals(0, a & b);
- Expect.equals(-1, a | b);
-}
-
-testShiftAmount() {
- Expect.equals(0, 12 >> 111111111111111111111111111111);
- Expect.equals(-1, -12 >> 111111111111111111111111111111);
- bool exceptionCaught = false;
- try {
- var a = 1 << 1111111111111111111111111111;
- } on OutOfMemoryError catch (e) {
- exceptionCaught = true;
- }
- Expect.equals(true, exceptionCaught);
-}
-
-main() {
- for (int i = 0; i < 10; i++) {
- Expect.equals(1234567890123456789, foo());
- Expect.equals(12345678901234567890, bar());
- testSmiOverflow(); // //# overflow: ok
- testBigintAdd(); // //# add: ok
- testBigintSub(); // //# sub: ok
- testBigintMul(); // //# mul: ok
- testBigintTruncDiv(); // //# trunDiv: ok
- testBigintDiv(); // //# div: ok
- testBigintModulo(); // //# mod: ok
- testBigintModPow(); // //# modPow: ok
- testBigintModInverse(); // //# modInv: ok
- testBigintGcd(); // //# gcd: ok
- testBigintNegate(); // //# negate: ok
- testShiftAmount(); // //# shift: ok
- Expect.equals(12345678901234567890, (12345678901234567890).abs());
- Expect.equals(12345678901234567890, (-12345678901234567890).abs());
- var a = 10000000000000000000;
- var b = 10000000000000000001;
- Expect.equals(false, a.hashCode == b.hashCode);
- Expect.equals(true, a.hashCode == (b - 1).hashCode);
- }
-}
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