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added unit test

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This commit is contained in:
Sergey Penkovsky
2020-07-03 09:50:40 +03:00
parent 5d52dfaa65
commit c5376afeef
1 changed files with 53 additions and 43 deletions
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96
test/di_container_test.dart
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@@ -73,64 +73,74 @@ void main() {
expect(container.resolve<int>(), expectedValue); expect(container.resolve<int>(), expectedValue);
}); });
});
test("Container resolve() returns a several value from parent container", test("Container resolve() returns a several value from parent container",
() { () {
final expectedIntValue = 5; final expectedIntValue = 5;
final expectedStringValue = "Hello world"; final expectedStringValue = "Hello world";
final parentContainer = DiContainer(); final parentContainer = DiContainer();
final container = DiContainer(parentContainer); final container = DiContainer(parentContainer);
parentContainer.bind<int>().toResolver(_makeResolver(expectedIntValue)); parentContainer.bind<int>().toResolver(_makeResolver(expectedIntValue));
parentContainer parentContainer
.bind<String>() .bind<String>()
.toResolver(_makeResolver(expectedStringValue)); .toResolver(_makeResolver(expectedStringValue));
expect(container.resolve<int>(), expectedIntValue); expect(container.resolve<int>(), expectedIntValue);
expect(container.resolve<String>(), expectedStringValue); expect(container.resolve<String>(), expectedStringValue);
}); });
test("Container resolve() throws a state error if parent hasn't value too", test("Container resolve() throws a state error if parent hasn't value too",
() { () {
final parentContainer = DiContainer(); final parentContainer = DiContainer();
final container = DiContainer(parentContainer); final container = DiContainer(parentContainer);
expect(() => container.resolve<int>(), throwsA(isA<StateError>())); expect(() => container.resolve<int>(), throwsA(isA<StateError>()));
}); });
test("Container has() returns false if parent has a resolver", () { test("Container has() returns false if parent has a resolver", () {
final parentContainer = DiContainer(); final parentContainer = DiContainer();
final container = DiContainer(parentContainer); final container = DiContainer(parentContainer);
parentContainer.bind<int>().toResolver(_makeResolver(5)); parentContainer.bind<int>().toResolver(_makeResolver(5));
expect(container.has<int>(), false); expect(container.has<int>(), false);
}); });
test("Container has() returns false if parent hasn't a resolver", () { test("Container has() returns false if parent hasn't a resolver", () {
final parentContainer = DiContainer(); final parentContainer = DiContainer();
final container = DiContainer(parentContainer); final container = DiContainer(parentContainer);
expect(container.has<int>(), false); expect(container.has<int>(), false);
}); });
test("Container hasInTree() returns true if parent has a resolver", () { test("Container hasInTree() returns true if parent has a resolver", () {
final parentContainer = DiContainer(); final parentContainer = DiContainer();
final container = DiContainer(parentContainer); final container = DiContainer(parentContainer);
parentContainer.bind<int>().toResolver(_makeResolver(5)); parentContainer.bind<int>().toResolver(_makeResolver(5));
expect(container.hasInTree<int>(), true); expect(container.hasInTree<int>(), true);
}); });
test("Test asSingelton", () { test("Test asSingelton", () {
final expectedIntValue = 10; final expectedIntValue = 10;
final containerA = DiContainer(); final containerA = DiContainer();
final containerB = DiContainer(containerA); final containerB = DiContainer(containerA);
containerA.bind<int>().toValue(expectedIntValue).asSingleton(); containerA.bind<int>().toValue(expectedIntValue).asSingleton();
expect(containerB.resolve<int>(), expectedIntValue); expect(containerB.resolve<int>(), expectedIntValue);
});
test("Child container can resolve parent container's value", () {
final containerA = DiContainer();
final a = AA();
containerA.bind<A>().toValue(a);
final containerB = DiContainer(containerA);
final containerC = DiContainer(containerB);
expect(containerC.resolve<A>(), a);
});
}); });
test("Bind to the factory resolves with value", () { test("Bind to the factory resolves with value", () {