mirror of
https://github.com/jerryscript-project/jerryscript.git
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4924f9fd31
- remove all '#JERRY_ESNEXT' macro - remove 5.1 build profile, update test runner accordingly (Note: all builtins are turn on by default) - move tests from tests/jerry/esnext into tests/jerry, concatenate files with same names - add skiplist to some snapshot tests that were supported only in 5.1 - fix doxygen issues that were hidden before (bc. of es.next macro) Co-authored-by: Martin Negyokru negyokru@inf.u-szeged.hu JerryScript-DCO-1.0-Signed-off-by: Adam Szilagyi aszilagy@inf.u-szeged.hu
52 lines
1.6 KiB
JavaScript
52 lines
1.6 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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//basic valid cases with logical operator
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assert((1 ?? 2) == 1)
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assert((0 ?? 2) == 0)
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assert(null ?? 2 == 2)
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assert(null ?? undefined == undefined)
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assert(null ?? undefined ?? 2 == 2)
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assert(null ?? undefined ?? null ?? 10 == 10)
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assert(null ?? (undefined || null) ?? 10 == 10)
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assert(null ?? (undefined && null) ?? 10 == 10)
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assert((null ?? true) && (true ?? null) == true)
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//cannot evulate the right expression if left is not null or undefined
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function poison () {
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throw 23;
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}
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assert(true ?? poison ())
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assert(null ?? null ?? true ?? poison ())
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function checkSyntax (str) {
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try {
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eval (str);
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assert (false);
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} catch (e) {
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assert (e instanceof SyntaxError);
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}
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}
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// invalid use cases
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var headNullish1 = "(null ?? null || null )";
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var headNullish2 = "(null ?? null && null )";
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var tailNullish1 = "(null || null ?? null )";
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var tailNullish2 = "(null || null ?? null )";
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checkSyntax (headNullish1);
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checkSyntax (headNullish2);
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checkSyntax (tailNullish1);
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checkSyntax (tailNullish2);
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