196 lines
7.6 KiB
JavaScript
196 lines
7.6 KiB
JavaScript
/*
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Copyright 2013 Daniel Wirtz <dcode@dcode.io>
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS-IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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var Long = require(__dirname+"/../index.js"),
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gmLong = require("./goog.math.long.js");
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var suite = {
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"basic": function(test) {
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var longVal = new Long(0xFFFFFFFF, 0x7FFFFFFF);
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test.equal(longVal.toNumber(), 9223372036854775807);
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test.equal(longVal.toString(), "9223372036854775807");
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var longVal2 = Long.fromValue(longVal);
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test.equal(longVal2.toNumber(), 9223372036854775807);
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test.equal(longVal2.toString(), "9223372036854775807");
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test.equal(longVal2.unsigned, longVal.unsigned);
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test.done();
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},
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"isLong": function(test) {
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var longVal = new Long(0xFFFFFFFF, 0x7FFFFFFF);
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test.strictEqual(Long.isLong(longVal), true);
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longVal = {"__isLong__": true};
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test.strictEqual(Long.isLong(longVal), true);
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test.done();
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},
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// Let's assume goog.math.Long has been tested properly and focus on our extensions:
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"toString": function(test) {
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var longVal = Long.fromBits(0xFFFFFFFF, 0xFFFFFFFF, true);
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// #10
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test.equal(longVal.toString(16), "ffffffffffffffff");
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test.equal(longVal.toString(10), "18446744073709551615");
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test.equal(longVal.toString(8), "1777777777777777777777");
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// #7, obviously wrong in goog.math.Long
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test.equal(Long.fromString("zzzzzz", 36).toString(36), "zzzzzz");
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test.equal(Long.fromString("-zzzzzz", 36).toString(36), "-zzzzzz");
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test.done();
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},
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"toBytes": function(test) {
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var longVal = Long.fromBits(0x01234567, 0x12345678);
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test.deepEqual(longVal.toBytesBE(), [
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0x12, 0x34, 0x56, 0x78,
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0x01, 0x23, 0x45, 0x67
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]);
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test.deepEqual(longVal.toBytesLE(), [
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0x67, 0x45, 0x23, 0x01,
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0x78, 0x56, 0x34, 0x12
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]);
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test.done();
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},
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"unsigned": {
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"min/max": function(test) {
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test.equal(Long.MIN_VALUE.toString(), "-9223372036854775808");
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test.equal(Long.MAX_VALUE.toString(), "9223372036854775807");
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test.equal(Long.MAX_UNSIGNED_VALUE.toString(), "18446744073709551615");
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test.done();
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},
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"construct_negint": function(test) {
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var longVal = Long.fromInt(-1, true);
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test.equal(longVal.low, -1);
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test.equal(longVal.high, -1);
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test.equal(longVal.unsigned, true);
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test.equal(longVal.toNumber(), 18446744073709551615);
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test.equal(longVal.toString(), "18446744073709551615");
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test.done();
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},
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"construct_highlow": function(test) {
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var longVal = new Long(0xFFFFFFFF, 0xFFFFFFFF, true);
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test.equal(longVal.low, -1);
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test.equal(longVal.high, -1);
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test.equal(longVal.unsigned, true);
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test.equal(longVal.toNumber(), 18446744073709551615);
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test.equal(longVal.toString(), "18446744073709551615");
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test.done();
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},
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"construct_number": function(test) {
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var longVal = Long.fromNumber(0xFFFFFFFFFFFFFFFF, true);
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test.equal(longVal.low, -1);
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test.equal(longVal.high, -1);
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test.equal(longVal.unsigned, true);
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test.equal(longVal.toNumber(), 18446744073709551615);
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test.equal(longVal.toString(), "18446744073709551615");
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test.done();
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},
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"toSigned/Unsigned": function(test) {
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var longVal = Long.fromNumber(-1, false);
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test.equal(longVal.toNumber(), -1);
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longVal = longVal.toUnsigned();
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test.equal(longVal.toNumber(), 0xFFFFFFFFFFFFFFFF);
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test.equal(longVal.toString(16), 'ffffffffffffffff');
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longVal = longVal.toSigned();
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test.equal(longVal.toNumber(), -1);
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test.done();
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},
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"max_unsigned_sub_max_signed": function(test) {
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var longVal = Long.MAX_UNSIGNED_VALUE.subtract(Long.MAX_VALUE).subtract(Long.ONE);
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test.equal(longVal.toNumber(), Long.MAX_VALUE.toNumber());
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test.equal(longVal.toString(), Long.MAX_VALUE.toString());
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test.done();
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},
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"max_sub_max": function(test) {
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var longVal = Long.MAX_UNSIGNED_VALUE.subtract(Long.MAX_UNSIGNED_VALUE);
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test.equal(longVal, 0);
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test.equal(longVal.low, 0);
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test.equal(longVal.high, 0);
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test.equal(longVal.unsigned, true);
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test.equal(longVal.toNumber(), 0);
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test.equal(longVal.toString(), "0");
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test.done();
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},
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"zero_sub_signed": function(test) {
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var longVal = Long.fromInt(0, true).add(Long.fromInt(-1, false));
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test.equal(longVal.low, -1);
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test.equal(longVal.high, -1);
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test.equal(longVal.unsigned, true);
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test.equal(longVal.toNumber(), 18446744073709551615);
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test.equal(longVal.toString(), "18446744073709551615");
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test.done();
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},
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"max_unsigned_div_max_signed": function(test) {
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var longVal = Long.MAX_UNSIGNED_VALUE.div(Long.MAX_VALUE);
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test.equal(longVal.toNumber(), 2);
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test.equal(longVal.toString(), "2");
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test.done();
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},
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"max_unsigned_div_max_unsigned": function(test) {
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var longVal = Long.MAX_UNSIGNED_VALUE;
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test.strictEqual(longVal.div(longVal).toString(), '1');
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test.done();
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},
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"max_unsigned_div_neg_signed": function(test) {
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var a = Long.MAX_UNSIGNED_VALUE;
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var b = Long.fromInt(-2);
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test.strictEqual(b.toUnsigned().toString(), Long.MAX_UNSIGNED_VALUE.sub(1).toString());
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var longVal = a.div(b);
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test.strictEqual(longVal.toString(), '1');
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test.done();
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},
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"min_signed_div_one": function(test) {
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var longVal = Long.MIN_VALUE.div(Long.ONE);
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test.strictEqual(longVal.toString(), Long.MIN_VALUE.toString());
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test.done();
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},
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"msb_unsigned": function(test) {
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var longVal = Long.UONE.shiftLeft(63);
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test.ok(longVal.notEquals(Long.MIN_VALUE));
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test.equal(longVal.toString(), "9223372036854775808");
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test.equal(Long.fromString("9223372036854775808", true).toString(), "9223372036854775808");
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test.done();
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},
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"issue31": function(test) {
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var a = new Long(0, 8, true);
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var b = Long.fromNumber(2656901066, true);
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test.strictEqual(a.unsigned, true);
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test.strictEqual(b.unsigned, true);
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var x = a.div(b);
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test.strictEqual(x.toString(), '12');
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test.strictEqual(x.unsigned, true);
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test.done();
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}
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}
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};
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module.exports = suite;
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