53 lines
1.4 KiB
Dart
53 lines
1.4 KiB
Dart
// #docplaster
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// Examples with car and engine variations
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import 'car.dart';
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///////// example 1 ////////////
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Car simpleCar() {
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//#docregion car-ctor-instantiation
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// Simple car with 4 cylinders and Flintstone tires.
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var car = new Car(new Engine(), new Tires());
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//#enddocregion car-ctor-instantiation
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car.description = 'Simple';
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return car;
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}
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///////// example 2 ////////////
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//#docregion car-ctor-instantiation-with-param
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class Engine2 implements Engine {
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final int cylinders;
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Engine2(this.cylinders);
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}
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//#enddocregion car-ctor-instantiation-with-param
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Car superCar() {
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//#docregion car-ctor-instantiation-with-param
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// Super car with 12 cylinders and Flintstone tires.
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var bigCylinders = 12;
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var car = new Car(new Engine2(bigCylinders), new Tires());
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//#enddocregion car-ctor-instantiation-with-param
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car.description = 'Super';
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return car;
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}
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/////////// example 3 //////////
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//#docregion car-ctor-instantiation-with-mocks
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class MockEngine extends Engine {
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final int cylinders = 8;
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}
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class MockTires extends Tires {
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String make = 'YokoGoodStone';
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}
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//#enddocregion car-ctor-instantiation-with-mocks
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Car testCar() {
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//#docregion car-ctor-instantiation-with-mocks
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// Test car with 8 cylinders and YokoGoodStone tires.
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var car = new Car(new MockEngine(), new MockTires());
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//#enddocregion car-ctor-instantiation-with-mocks
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car.description = 'Test';
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return car;
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}
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