Nikolas Rimikis
1 year ago
committed by
jld3103
35 changed files with 219 additions and 44 deletions
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export 'src/built_value/content_string_serializer.dart'; |
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export 'src/built_value/double_serializer.dart'; |
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export 'src/content_string.dart'; |
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export 'src/models/content_string.dart'; |
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import 'dart:convert'; |
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import 'package:built_value/built_value.dart'; |
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import 'package:built_value/serializer.dart'; |
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part 'content_string.g.dart'; |
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/// Json data encoded in a `String` as defined by [json-schema](https://json-schema.org/understanding-json-schema/reference/non_json_data.html#contentschema). |
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abstract class ContentString<T> implements Built<ContentString<T>, ContentStringBuilder<T>> { |
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/// Creates a new content `String`. |
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factory ContentString([final void Function(ContentStringBuilder<T>)? b]) = _$ContentString<T>; |
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const ContentString._(); |
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/// The decoded value of the content `String`. |
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T get content; |
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/// The serializer for a content `String`. |
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static Serializer<ContentString<Object?>> get serializer => _$contentStringSerializer; |
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} |
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import 'package:dynamite_runtime/src/models/content_string.dart'; |
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/// Serialization plugin for decoding [ContentString]s. |
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/// |
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import 'package:built_collection/built_collection.dart'; |
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import 'package:built_value/serializer.dart'; |
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/// A built_value serializer for `double` values that does not accept integers. |
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class DynamiteDoubleSerializer implements PrimitiveSerializer<double> { |
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// Constant names match those in [double]. |
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static const String _nan = 'NaN'; |
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static const String _infinity = 'INF'; |
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static const String _negativeInfinity = '-INF'; |
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@override |
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final Iterable<Type> types = BuiltList<Type>([double]); |
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@override |
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final String wireName = 'double'; |
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@override |
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Object serialize( |
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final Serializers serializers, |
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final double aDouble, { |
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final FullType specifiedType = FullType.unspecified, |
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}) { |
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if (aDouble.isNaN) { |
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return _nan; |
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} else if (aDouble.isInfinite) { |
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return aDouble.isNegative ? _negativeInfinity : _infinity; |
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} else { |
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return aDouble; |
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} |
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} |
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@override |
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double deserialize( |
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final Serializers serializers, |
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final Object serialized, { |
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final FullType specifiedType = FullType.unspecified, |
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}) { |
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if (serialized == _nan) { |
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return double.nan; |
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} else if (serialized == _negativeInfinity) { |
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return double.negativeInfinity; |
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} else if (serialized == _infinity) { |
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return double.infinity; |
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} else { |
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return serialized as double; |
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} |
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} |
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} |
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@ -0,0 +1,17 @@
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import 'package:built_value/built_value.dart'; |
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import 'package:built_value/serializer.dart'; |
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part 'content_string.g.dart'; |
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/// Json data encoded in a `String` as defined by [json-schema](https://json-schema.org/understanding-json-schema/reference/non_json_data.html#contentschema). |
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abstract class ContentString<T> implements Built<ContentString<T>, ContentStringBuilder<T>> { |
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/// Creates a new content `String`. |
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factory ContentString([final void Function(ContentStringBuilder<T>)? b]) = _$ContentString<T>; |
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const ContentString._(); |
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/// The decoded value of the content `String`. |
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T get content; |
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/// The serializer for a content `String`. |
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static Serializer<ContentString<Object?>> get serializer => _$contentStringSerializer; |
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} |
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@ -0,0 +1,95 @@
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// ignore_for_file: avoid_redundant_argument_values |
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import 'dart:convert'; |
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import 'package:built_value/serializer.dart'; |
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import 'package:dynamite_runtime/built_value.dart'; |
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import 'package:test/test.dart'; |
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void main() { |
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final serializers = (Serializers().toBuilder()..add(DynamiteDoubleSerializer())).build(); |
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group('double with known specifiedType', () { |
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const data = 3.141592653589793; |
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const serialized = data; |
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const specifiedType = FullType(double); |
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test('can be serialized', () { |
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expect(serializers.serialize(data, specifiedType: specifiedType), serialized); |
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}); |
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test('can be deserialized', () { |
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expect(serializers.deserialize(serialized, specifiedType: specifiedType), data); |
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}); |
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}); |
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group('double with unknown specifiedType', () { |
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const data = 3.141592653589793; |
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final serialized = json.decode(json.encode(['double', data])) as Object; |
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const specifiedType = FullType.unspecified; |
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test('can be serialized', () { |
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expect(serializers.serialize(data, specifiedType: specifiedType), serialized); |
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}); |
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test('can be deserialized', () { |
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expect(serializers.deserialize(serialized, specifiedType: specifiedType), data); |
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}); |
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}); |
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group('integer with known specifiedType', () { |
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const data = 3; |
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const serialized = data; |
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const specifiedType = FullType(double); |
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test('can not be deserialized', () { |
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expect( |
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() => serializers.deserialize(serialized, specifiedType: specifiedType), |
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throwsA(isA<DeserializationError>()), |
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); |
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}); |
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}); |
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group('double with NaN value', () { |
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const data = double.nan; |
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const serialized = 'NaN'; |
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const specifiedType = FullType(double); |
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test('can be serialized', () { |
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expect(serializers.serialize(data, specifiedType: specifiedType), serialized); |
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}); |
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test('can be deserialized', () { |
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// Compare using toString as NaN != NaN. |
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expect(serializers.deserialize(serialized, specifiedType: specifiedType).toString(), data.toString()); |
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}); |
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}); |
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group('double with -INF value', () { |
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const data = double.negativeInfinity; |
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const serialized = '-INF'; |
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const specifiedType = FullType(double); |
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test('can be serialized', () { |
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expect(serializers.serialize(data, specifiedType: specifiedType), serialized); |
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}); |
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test('can be deserialized', () { |
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expect(serializers.deserialize(serialized, specifiedType: specifiedType), data); |
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}); |
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}); |
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group('double with INF value', () { |
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const data = double.infinity; |
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const serialized = 'INF'; |
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const specifiedType = FullType(double); |
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test('can be serialized', () { |
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expect(serializers.serialize(data, specifiedType: specifiedType), serialized); |
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}); |
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test('can be deserialized', () { |
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expect(serializers.deserialize(serialized, specifiedType: specifiedType), data); |
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}); |
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}); |
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} |
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