mirror of
https://github.com/jerryscript-project/jerryscript.git
synced 2025-12-15 16:29:21 +00:00
93 lines
2.1 KiB
JavaScript
93 lines
2.1 KiB
JavaScript
/* Copyright JS Foundation and other contributors, http://js.foundation
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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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*/
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function must_throw (str)
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{
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try
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{
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eval ("switch (1) { default: " + str + "}");
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assert (false);
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}
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catch (e)
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{
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}
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try
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{
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eval (str);
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assert (false);
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}
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catch (e)
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{
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}
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}
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var a = 'A';
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var b = 'B';
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switch (1)
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{
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default:
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``
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`abc`
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`ab${a+b}${ `x` }c`
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assert (`` === '');
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assert (`abc` === 'abc');
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assert (`ab\
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c` === 'ab c');
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assert (`ab
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c` === 'ab\n c');
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assert (`prefix${a}` === 'prefixA');
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assert (`${a}postfix` === 'Apostfix');
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assert (`prefix${a}postfix` === 'prefixApostfix');
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assert (`${a}${b}` === 'AB');
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assert (`${a},${b}` === 'A,B');
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assert (`${a}${b}${a}${b}` === 'ABAB');
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assert (`${a},${b},${a},${b}` === 'A,B,A,B');
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assert (`$${a},${b},${a},${b}$` === '$A,B,A,B$');
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assert (`\${}` === '${}');
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assert (`$\{}` === '${}');
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assert (`x${ `y` + `z` }x` === 'xyzx');
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assert (`x${ `y` , `z` }x` === 'xzx');
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function f(x) { return x + 1; }
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/* Precedence. */
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var c = 1;
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assert (`x${ f(1) * f(2) }x${ c = 4 }` === 'x6x4');
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assert (c === 4);
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assert (`m${0 || 93}n${7 && 0}o` === 'm93n0o');
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/* Result is always a string. */
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assert (`${ function() { return true } () }` === 'true');
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assert (`${ function() { return a.length } () }` === '1');
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/* Result is a single string with its properties. */
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assert(`${a}${b}${a}${b}`.length === 4);
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}
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must_throw ("`");
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must_throw ("`${");
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must_throw ("`${7");
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must_throw ("`${}`");
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must_throw ("`${1}");
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must_throw ("`${1}.${");
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must_throw ("`${1}.${2}");
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