public void FindMethodWithPlainTextGiven()
{
var mapper = new StepBinder();
var mapping = mapper.GetBindingFor(
new GivenStep("Given a plain text match", DataTable.Empty, null),
Assembly.GetExecutingAssembly());
Assert.AreEqual("GivenAPlainTextMatch", mapping.Name);
}
public void FindNonStaticMethods()
{
var mapper = new StepBinder();
var mapping = mapper.GetBindingFor(
new GivenStep("Given a plain value in a non-static method", DataTable.Empty, null),
Assembly.GetExecutingAssembly());
Assert.AreEqual("GivenANonStaticPlainTextMatch", mapping.Name);
Assert.AreEqual(1, mapping.Arguments.Length);
}
private void FindMethodWithSingleArgument <TArgumentType>(string stepValue, TArgumentType expectedArgumentValue, string localisedGivenLabel = "Given")
{
var mapper = new StepBinder();
var mapping = mapper.GetBindingFor(
new GivenStep($"{localisedGivenLabel} a single {typeof(TArgumentType).Name} match of {stepValue}", DataTable.Empty, null),
Assembly.GetExecutingAssembly());
Assert.AreEqual($"GivenASingle{typeof(TArgumentType).Name}Match", mapping.Name);
Assert.AreEqual(1, mapping.Arguments.Length);
Assert.AreEqual(expectedArgumentValue, mapping.Arguments[0]);
}
public void PassMultiLineStringParameterToMethodAsLastParameter()
{
var mapper = new StepBinder();
var mapping = mapper.GetBindingFor(
new GivenStep("Given a multi-line string", DataTable.Empty, "some string"),
Assembly.GetExecutingAssembly());
Assert.AreEqual("GivenAMultiLineString", mapping.Name);
Assert.AreEqual(1, mapping.Arguments.Length);
Assert.AreEqual("some string", mapping.Arguments[0]);
}
public void PassTableParameterToMethod()
{
var mapper = new StepBinder();
var mapping = mapper.GetBindingFor(
new GivenStep("Given a table", NonEmptyDataTable, null),
Assembly.GetExecutingAssembly());
Assert.AreEqual("GivenATable", mapping.Name);
Assert.AreEqual(1, mapping.Arguments.Length);
Assert.IsInstanceOfType(mapping.Arguments[0], typeof(DataTable));
}
public void FindMethodWithMultipleArguments()
{
var mapper = new StepBinder();
var mapping = mapper.GetBindingFor(
new GivenStep("Given a single 'value-here' match and 'another here'", DataTable.Empty, null),
Assembly.GetExecutingAssembly());
Assert.AreEqual("GivenAMultipleStringMatch", mapping.Name);
Assert.AreEqual(2, mapping.Arguments.Length);
Assert.AreEqual("value-here", mapping.Arguments[0]);
Assert.AreEqual("another here", mapping.Arguments[1]);
}
public void FindMethodInAReferencedAssembly()
{
// Load the referenced assembly
var _ = typeof(ReferencedAssembly.ReferencedAssemblyStepBindingSamples);
var mapper = new StepBinder();
var mapping = mapper.GetBindingFor(
new GivenStep("Given a referenced assembly match", DataTable.Empty, null),
Assembly.GetExecutingAssembly());
Assert.AreEqual("GivenAReferencedAssemblyMatch", mapping.Name);
}
public void ThrowExceptionIfMethodTakesTableParameterButNoneProvided()
{
var mapper = new StepBinder();
var exception = Assert.ThrowsException <StepBindingException>(
() =>
mapper.GetBindingFor(
new GivenStep("Given a table", DataTable.Empty, null),
Assembly.GetExecutingAssembly()));
Assert.AreEqual(
@"The step ""Given a table"" matches the method ""GivenATable"" on class ""GherkinSpec.TestAdapter.UnitTests.Samples.StepBindingInstanceSamples"". That method expects a table argument but the step does not provide one.",
exception.Message);
}
public void ThrowExceptionIfTableProvidedButMethodDoesNotTakeTableParameter()
{
var mapper = new StepBinder();
var exception = Assert.ThrowsException <StepBindingException>(
() =>
mapper.GetBindingFor(
new GivenStep("Given a plain value in a non-static method", NonEmptyDataTable, null),
Assembly.GetExecutingAssembly()));
Assert.AreEqual(
@"The step ""Given a plain value in a non-static method"" matches the method ""GivenANonStaticPlainTextMatch"" on class ""GherkinSpec.TestAdapter.UnitTests.Samples.StepBindingInstanceSamples"". That method does not expect a table argument but the step provides one.",
exception.Message);
}
public void ThrowExceptionIfMethodRequiresMoreArgumentsThanTheStepAttributeProvides()
{
var mapper = new StepBinder();
var exception = Assert.ThrowsException <StepBindingException>(
() =>
mapper.GetBindingFor(
new GivenStep("Given not enough captures to satisfy method arguments", DataTable.Empty, null),
Assembly.GetExecutingAssembly()));
Assert.AreEqual(
@"The step ""Given not enough captures to satisfy method arguments"" matches the method ""GivenNotEnoughCaptures"" on class ""GherkinSpec.TestAdapter.UnitTests.Samples.StepBindingStaticSamples"". That method expects 2 parameters but the step only provides 1.",
exception.Message);
}
