public void resolve_returns_exception()
{
var exceptionHelper = new ExceptionHelper(typeof(ExceptionHelperFixture));
var ex = exceptionHelper.Resolve("valid");
Assert.True(ex is InvalidOperationException);
Assert.Equal("Here is the message.", ex.Message);
}
public void resolve_allows_inner_exception_to_be_provided()
{
var exceptionHelper = new ExceptionHelper(typeof(ExceptionHelperFixture));
var inner = new ArgumentException();
var ex = exceptionHelper.Resolve("valid", inner);
Assert.NotNull(ex.InnerException);
Assert.Same(inner, ex.InnerException);
}
public void resolve_allows_custom_constructor_to_be_called()
{
var exceptionHelper = new ExceptionHelper(typeof(ExceptionHelperFixture));
var ex = exceptionHelper.Resolve("withConstructorArgs", new object[] { 1, 2, "more info" }, (Exception)null) as TestException;
Assert.NotNull(ex);
Assert.Equal("A message.", ex.Message);
Assert.Equal(1, ex.Num1);
Assert.Equal(2, ex.Num2);
Assert.Equal("more info", ex.Info);
}
public void resolve_allows_custom_constructor_and_message_formatting_in_tandem()
{
var exceptionHelper = new ExceptionHelper(typeof(ExceptionHelperFixture));
var ex = exceptionHelper.Resolve("withConstructorAndMessageArgs", new object[] { 1, 2, "more info" }, "param1") as TestException;
Assert.NotNull(ex);
Assert.Equal("My message with a parameter: 'param1'", ex.Message);
Assert.Equal(1, ex.Num1);
Assert.Equal(2, ex.Num2);
Assert.Equal("more info", ex.Info);
}
public void resolve_throws_if_no_constructor_could_be_found()
{
var exceptionHelper = new ExceptionHelper(typeof(ExceptionHelperFixture));
var ex = Assert.Throws<InvalidOperationException>(() => exceptionHelper.Resolve("noConstructorFound"));
Assert.Equal("An appropriate constructor could not be found for exception type 'Kent.Boogaart.HelperTrinity.UnitTests.ExceptionHelperFixture+TestException, for exception with key 'noConstructorFound'", ex.Message);
}
public void resolve_throws_if_key_is_not_found()
{
var exceptionHelper = new ExceptionHelper(typeof(ExceptionHelperFixture));
var ex = Assert.Throws<InvalidOperationException>(() => exceptionHelper.Resolve("invalidKey"));
Assert.Equal("The exception details for key 'invalidKey' could not be found at /exceptionHelper/exceptionGroup[@type'Kent.Boogaart.HelperTrinity.UnitTests.ExceptionHelperFixture']/exception[@key='invalidKey'].", ex.Message);
}
public void resolve_allows_formatting_of_exception_message()
{
var exceptionHelper = new ExceptionHelper(typeof(ExceptionHelperFixture));
var ex = exceptionHelper.Resolve("withMessageArgs", "hello", 12);
Assert.Equal("Here is the message with argument (hello) or two (12).", ex.Message);
}
public void resolve_throws_if_type_is_not_an_exception()
{
var exceptionHelper = new ExceptionHelper(typeof(ExceptionHelperFixture));
var ex = Assert.Throws<InvalidOperationException>(() => exceptionHelper.Resolve("typeNotException"));
Assert.Equal("Type 'System.DateTime' for exception with key 'typeNotException' does not inherit from 'System.Exception'", ex.Message);
}
public void resolve_throws_if_type_could_not_be_loaded()
{
var exceptionHelper = new ExceptionHelper(typeof(ExceptionHelperFixture));
var ex = Assert.Throws<InvalidOperationException>(() => exceptionHelper.Resolve("typeCouldNotBeLoaded"));
Assert.Equal("Type 'Foo.Bar.Wont.Load, Anywhere' could not be loaded for exception with key 'typeCouldNotBeLoaded'", ex.Message);
}
public void resolve_throws_if_type_attribute_is_not_found()
{
var exceptionHelper = new ExceptionHelper(typeof(ExceptionHelperFixture));
var ex = Assert.Throws<InvalidOperationException>(() => exceptionHelper.Resolve("noTypeAttribute"));
Assert.Equal("The 'type' attribute could not be found for exception with key 'noTypeAttribute'", ex.Message);
}