public void IsString_WhenNotTypeOf_ThrowsArgumentException() => AssertIsOfTypeScenario(
typeof(string), typeof(int),
() => Ensure.Type.IsString(typeof(int), ParamName),
() => Ensure.Type.IsString(42, ParamName),
() => EnsureArg.IsString(typeof(int), ParamName),
() => EnsureArg.IsString(42, ParamName),
() => Ensure.ThatType(typeof(int), ParamName).IsString(),
() => Ensure.ThatTypeFor(42, ParamName).IsString());
public void IsString_WhenIsCorrectType_It_should_not_throw()
{
var value = string.Empty;
ShouldNotThrow(
() => Ensure.ThatTypeFor(value, ParamName).IsString(),
() => EnsureArg.IsString(typeof(string), ParamName),
() => EnsureArg.IsString(value, ParamName));
}
public void IsString_WhenIsCorrectType_It_should_not_throw()
{
var value = string.Empty;
var returnedValue = Ensure.ThatTypeFor(value, ParamName).IsString();
AssertReturnedAsExpected(returnedValue, typeof(string));
Action a = () => EnsureArg.IsString(typeof(string), ParamName);
a.ShouldNotThrow();
Action b = () => EnsureArg.IsString(value, ParamName);
b.ShouldNotThrow();
}