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166d474257
Cf. https://github.com/dart-lang/sdk/issues/46207, the semantics of the platform class `Symbol` was changed such that all string argumnts are accepted (previously, only some strings were accepted). Change-Id: I1d2b093e4fdbb5dabf17b7a53c70e9787a7a76a4 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/205480 Reviewed-by: Jens Johansen <jensj@google.com> Commit-Queue: Erik Ernst <eernst@google.com>
74 lines
2.3 KiB
Dart
74 lines
2.3 KiB
Dart
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// Test of Symbol class for operators..
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dynamic $ = new Symbolize();
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main() {
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testSymbol(#+, $ + $, "+");
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testSymbol(#-, $ - $, "-");
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testSymbol(#*, $ * $, "*");
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testSymbol(#/, $ / $, "/");
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testSymbol(#~/, $ ~/ $, "~/");
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testSymbol(#%, $ % $, "%");
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testSymbol(#<<, $ << $, "<<");
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testSymbol(#>>, $ >> $, ">>");
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testSymbol(#~, ~$, "~");
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testSymbol(#|, $ | $, "|");
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testSymbol(#&, $ & $, "&");
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testSymbol(#^, $ ^ $, "^");
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testSymbol(#<, $ < $, "<");
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testSymbol(#<=, $ <= $, "<=");
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testSymbol(#>, $ > $, ">");
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testSymbol(#>=, $ >= $, ">=");
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testSymbol(#==, new Symbol("=="), "=="); // Can't hit noSuchMethod.
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testSymbol(#[], $[$], "[]");
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testSymbol(#[]=, ($[$] = $).lastMember, "[]=");
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testSymbol(Symbol.unaryMinus, -$, "unary-");
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testSymbolNotInstanceOperator(">>>");
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testSymbolNotInstanceOperator("!");
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testSymbolNotInstanceOperator("&&");
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testSymbolNotInstanceOperator("||");
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testSymbolNotInstanceOperator("?");
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testSymbolNotInstanceOperator("?:");
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testSymbolNotInstanceOperator("#");
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testSymbolNotInstanceOperator("//");
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}
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void testSymbol(Symbol constSymbol, var mirrorSymbol, String name) {
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Symbol dynamicSymbol = new Symbol(name);
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if (constSymbol != mirrorSymbol) {
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throw "Not equal #$name, \$$name: $constSymbol, $mirrorSymbol";
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}
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if (constSymbol != dynamicSymbol) {
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throw "Not equal #$name, new Symbol('$name'): $constSymbol, $dynamicSymbol";
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}
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if (mirrorSymbol != dynamicSymbol) {
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throw "Not equal \$$name, new Symbol('$name'): "
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"$mirrorSymbol, $dynamicSymbol";
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}
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if (constSymbol.hashCode != mirrorSymbol.hashCode) {
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throw "HashCode not equal #$name, \$$name: $constSymbol, $mirrorSymbol";
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}
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if (constSymbol.hashCode != dynamicSymbol.hashCode) {
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throw "HashCode not equal #$name, new Symbol('$name'): "
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"$constSymbol, $dynamicSymbol";
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}
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if (mirrorSymbol.hashCode != dynamicSymbol.hashCode) {
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throw "HashCode not equal \$$name, new Symbol('$name'): "
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"$mirrorSymbol, $dynamicSymbol";
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}
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}
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void testSymbolNotInstanceOperator(name) {
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new Symbol(name);
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}
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class Symbolize {
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Symbol? lastMember;
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noSuchMethod(m) => lastMember = m.memberName;
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}
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