mirror of
https://github.com/jerryscript-project/jerryscript.git
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73 lines
2.3 KiB
JavaScript
73 lines
2.3 KiB
JavaScript
// Copyright 2015 Samsung Electronics Co., Ltd.
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// Copyright 2015 University of Szeged.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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//This test will not pass on FLOAT32 due to precision issues
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assert((123.56).toExponential() === "1.2356e+2");
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assert((123.56).toExponential(0) === "1e+2");
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assert((123.56).toExponential(1) === "1.2e+2");
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assert((123.56).toExponential(5) === "1.23560e+2");
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assert((-1.23).toExponential(1) === "-1.2e+0");
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assert((0.00023).toExponential(0) === "2e-4");
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assert((0.356).toExponential(1) === "3.6e-1");
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assert((0.0000356).toExponential(2) === "3.56e-5");
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assert((0.000030056).toExponential(2) === "3.01e-5");
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assert(Infinity.toExponential(0) === "Infinity");
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assert((-Infinity).toExponential(0) === "-Infinity");
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assert(NaN.toExponential(0) === "NaN");
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assert((0.0).toExponential(0) === "0e+0");
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assert((0.0).toExponential(1) === "0.0e+0");
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assert((-0.0).toExponential(0) === "0e+0");
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assert((-0.0).toExponential(1) === "0.0e+0");
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assert((123456789012345678901.0).toExponential(20) === "1.23456789012345680000e+20");
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assert((123456789012345678901.0).toExponential("6") === "1.234568e+20");
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assert((123.45).toExponential(3.2) === "1.235e+2");
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assert((123.45).toExponential(-0.1) === "1e+2");
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try {
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(12).toExponential(Number.MAX_VALUE);
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assert(false);
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} catch (e) {
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assert(e instanceof RangeError)
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}
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try {
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(12).toExponential(Infinity);
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assert(false);
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} catch (e) {
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assert(e instanceof RangeError)
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}
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try {
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(12).toExponential(-1);
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assert(false);
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} catch (e) {
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assert(e instanceof RangeError)
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}
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try {
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(12).toExponential(21);
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assert(false);
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} catch (e) {
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assert(e instanceof RangeError)
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}
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try {
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Number.prototype.toExponential.call(new Object());
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assert(false);
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} catch (e) {
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assert(e instanceof TypeError)
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}
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