public void ReplaceVariables_VariablesIsNull_ThrowsException()
{
// arange
var sut = new VariableReplacer();
Action sutAction = () => sut.ReplaceVariables(null, new LiteralCommandParameter("input"));
// act, assert
var ex = Assert.Throws <ArgumentNullException>(sutAction);
Assert.Equal("variables", ex.ParamName);
}
public void ReplaceVariables_InputIsEmpty_ReturnsEmpty()
{
// arrange
var sut = new VariableReplacer();
var variables = new VariableCollection();
// act
var result = sut.ReplaceVariables(variables, new AggregateCommandParameter(new LiteralCommandParameter[0]));
// assert
Assert.Empty(result);
}
public void ReplaceVariables_InputIsNull_ThrowsException()
{
// arange
var sut = new VariableReplacer();
var variables = new VariableCollection();
Action sutAction = () => sut.ReplaceVariables(variables, null);
// act, assert
var ex = Assert.Throws <ArgumentNullException>(sutAction);
Assert.Equal("input", ex.ParamName);
}
public void ReplaceVariables_VariableNotSet_ThrowsException()
{
// arrange
var sut = new VariableReplacer();
var variables = new VariableCollection();
Action sutAction = () => sut.ReplaceVariables(variables, new VariableCommandParameter("foo"));
// act, assert
var ex = Assert.Throws <UnsetVariableException>(sutAction);
Assert.Equal("foo", ex.VariableName);
}
public void ReplaceVariables_NoVariablesInInput_ReturnsInput()
{
// arrange
var sut = new VariableReplacer();
var variables = new VariableCollection();
var input = "Input without variables";
// act
var result = sut.ReplaceVariables(variables, new LiteralCommandParameter(input));
// assert
Assert.Equal(input, result);
}
public void ReplaceVariables_InputContainsSetVariable_ReplacesVariable(CommandParameter input, string expected)
{
// arrange
var sut = new VariableReplacer();
var variables = new VariableCollection();
variables.Set(new ValueVariable("foo", "bar"));
// act
var result = sut.ReplaceVariables(variables, input);
// assert
Assert.Equal(expected, result);
}
