// Copyright (c) 2018, 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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import 'dart:mirrors';
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import 'package:path/path.dart' as p;
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String testFilePath(String part1, [String part2, String part3]) =>
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p.join(_packagePath(), part1, part2, part3);
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String _packagePathCache;
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String _packagePath() {
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if (_packagePathCache == null) {
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// Getting the location of this file – via reflection
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final currentFilePath = (reflect(_packagePath) as ClosureMirror)
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.function
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.location
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.sourceUri
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.path;
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_packagePathCache = p.normalize(p.join(p.dirname(currentFilePath), '..'));
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}
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return _packagePathCache;
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}
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