public static void RefParameter(
IHaveARefParameter subject,
string constraintValue,
string value,
bool result)
{
"Given a fake"
.x(() => subject = A.Fake <IHaveARefParameter>());
"And a call to a method with a ref parameter configured on this fake"
.x(() =>
{
constraintValue = "a constraint string";
A.CallTo(() => subject.CheckYourReferences(ref constraintValue)).Returns(true);
});
"When I make a call to the configured method with the constraint string"
.x(() =>
{
value = constraintValue;
result = subject.CheckYourReferences(ref value);
});
"Then it should return the configured value"
.x(() => result.Should().BeTrue());
"And it should assign the constraint value to the ref parameter"
.x(() => value.Should().Be(constraintValue));
}
public static void FailingMatchOfRefParameter(
IHaveARefParameter subject,
string constraintValue,
string value,
bool result)
{
"Given a fake"
.x(() => subject = A.Fake <IHaveARefParameter>());
"And a call to a method with a ref parameter configured on this fake"
.x(() =>
{
constraintValue = "a constraint string";
A.CallTo(() => subject.CheckYourReferences(ref constraintValue)).Returns(true);
});
"When I make a call to the configured method with a different value"
.x(() =>
{
value = "a different string";
result = subject.CheckYourReferences(ref value);
});
"Then it should return the default value"
.x(() => result.Should().BeFalse());
"And it should leave the ref parameter unchanged"
.x(() => value.Should().Be("a different string"));
}
public static void RefParameter(
IHaveARefParameter subject)
{
"establish"
.x(() => subject = A.Fake <IHaveARefParameter>());
"when matching a call with a ref parameter"
.x(() =>
{
string refString = "a constraint string";
A.CallTo(() => subject.CheckYourReferences(ref refString))
.Returns(true);
});
"it should match when ref parameter value matches"
.x(() =>
{
string refString = "a constraint string";
subject.CheckYourReferences(ref refString)
.Should().BeTrue();
});
"it should not match when ref parameter value does not match"
.x(() =>
{
string refString = "a different string";
subject.CheckYourReferences(ref refString)
.Should().BeFalse();
});
"it should assign the constraint value to the ref parameter"
.x(() =>
{
string refString = "a constraint string";
subject.CheckYourReferences(ref refString);
refString.Should().Be("a constraint string");
});
}
