65 lines
1.8 KiB
Dart
65 lines
1.8 KiB
Dart
import 'dart:math' as math;
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import 'package:graphql_parser/graphql_parser.dart';
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import 'package:test/test.dart';
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import 'common.dart';
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main() {
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test('boolean', () {
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expect('true', isValue(true));
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expect('false', isValue(false));
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});
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test('number', () {
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expect('1', isValue(1));
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expect('1.0', isValue(1.0));
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expect('-1', isValue(-1));
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expect('-1.0', isValue(-1.0));
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expect('6.26e-34', isValue(6.26 * math.pow(10, -34)));
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expect('-6.26e-34', isValue(-6.26 * math.pow(10, -34)));
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expect('-6.26e34', isValue(-6.26 * math.pow(10, 34)));
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});
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test('array', () {
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expect('[]', isValue([]));
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expect('[1,2]', isValue([1, 2]));
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expect('[1,2, 3]', isValue([1, 2, 3]));
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expect('["a"]', isValue(['a']));
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});
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test('string', () {
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expect('""', isValue(''));
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expect('"a"', isValue('a'));
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expect('"abc"', isValue('abc'));
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expect('"\\""', isValue('"'));
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expect('"\\b"', isValue('\b'));
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expect('"\\f"', isValue('\f'));
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expect('"\\n"', isValue('\n'));
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expect('"\\r"', isValue('\r'));
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expect('"\\t"', isValue('\t'));
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expect('"\\u0123"', isValue('\u0123'));
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expect('"\\u0123\\u4567"', isValue('\u0123\u4567'));
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});
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test('exceptions', () {
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expect(() => parseValue('[1'), throwsSyntaxError);
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});
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}
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ValueContext parseValue(String text) => parse(text).parseValue();
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Matcher isValue(value) => new _IsValue(value);
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class _IsValue extends Matcher {
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final value;
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_IsValue(this.value);
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@override
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Description describe(Description description) =>
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description.add('equals $value when parsed as a GraphQL value');
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@override
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bool matches(item, Map matchState) {
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var v = item is ValueContext ? item : parseValue(item.toString());
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return equals(value).matches(v.value, matchState);
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}
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}
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