private CommandInput ParseCommandInput()
{
var parsedBlock = ParseBlock();
if (parsedBlock.Block == null)
{
return(null);
}
if (parsedBlock.Block.GetType() != typeof(LiteralCommandParameter))
{
throw new ParseException(parsedBlock.LocationStart, "Command name must be a literal.");
}
var commandInputBuilder = new CommandInput.Builder(parsedBlock.LocationStart.LineNumber, (parsedBlock.Block as LiteralCommandParameter).Value);
while (!parsedBlock.IsEndOfLine)
{
parsedBlock = ParseBlock();
if (parsedBlock.Block != null)
{
commandInputBuilder.AddParameter(parsedBlock.Block);
}
}
return(commandInputBuilder.Build());
}
public void Execute_FactoryThrowsException_FailureResultReturned()
{
// arrange
var commandBuilder = new CommandInput.Builder(1, "command");
var commandInput = commandBuilder.Build();
var parser = Substitute.For <IParser>();
parser.Parse(Arg.Any <string>()).Returns(new[] { commandInput });
var factory = Substitute.For <ICommandFactory>();
factory.Create(Arg.Any <CommandInput>()).Returns(x => { throw new Exception(); });
var binder = Substitute.For <ICommandParameterBinder>();
var sut = new Session(parser, factory, binder);
FailureResult executionResult = null;
// act
sut.Execute("command", result => executionResult = result as FailureResult);
// assert
Assert.Equal(1, executionResult.SourceLine);
}
private CommandInput CreateCommandInput(string commandName, params CommandParameter[] parameters)
{
var builder = new CommandInput.Builder(1, commandName);
foreach (var parameter in parameters)
{
builder.AddParameter(parameter);
}
return(builder.Build());
}
public void Build_WhenCalled_ReturnsCommandInput()
{
// arrange
var sut = new CommandInput.Builder(3, "command");
// act
var commandInput = sut.Build();
// assert
Assert.Equal(3, commandInput.SourceLine);
Assert.Equal("command", commandInput.CommandName);
}
public void Build_EmptyOrWhiteSpaceParameter_ReturnsCommandInputWithParameter(string value)
{
// arrange
var sut = new CommandInput.Builder(3, "command");
sut.AddParameter(new LiteralCommandParameter(value));
// act
var commandInput = sut.Build();
// assert
Assert.Equal(value, (commandInput.Parameters[0] as LiteralCommandParameter).Value);
}
public void Build_AfterAddParameterCalled_ReturnsCommandInputWithNumberedParameter()
{
// arrange
var sut = new CommandInput.Builder(3, "command");
sut.AddParameter(new LiteralCommandParameter("value1"));
sut.AddParameter(new LiteralCommandParameter("value2"));
// act
var commandInput = sut.Build();
// assert
Assert.Equal("value1", (commandInput.Parameters[0] as LiteralCommandParameter).Value);
Assert.Equal("value2", (commandInput.Parameters[1] as LiteralCommandParameter).Value);
}
public void Parse_ParameterIncludesSlash_ParameterParsed()
{
// arrange
var sut = new Parser();
var builder = new CommandInput.Builder(1, "command");
builder.AddParameter(new LiteralCommandParameter(@"\"));
var expectedCommand = builder.Build();
// act
var result = sut.Parse(@"command \\");
// assert
Assert.Equal(expectedCommand, result[0], new CommandInputEqualityComparer());
}
public void Parse_EscapedBrackets_BracketsIncludedInParameter()
{
// arrange
var sut = new Parser();
var builder = new CommandInput.Builder(1, "command");
builder.AddParameter(new LiteralCommandParameter("(param)"));
var expectedCommand = builder.Build();
// act
var result = sut.Parse(@"command \(param\)");
// assert
Assert.Equal(expectedCommand, result[0], new CommandInputEqualityComparer());
}
public void Parse_ParameterIsOnlyNewlines_NewlinesIncludedInParameter()
{
// arrange
var sut = new Parser();
var builder = new CommandInput.Builder(1, "command");
builder.AddParameter(new LiteralCommandParameter("\n\n"));
var expectedCommand = builder.Build();
// act
var result = sut.Parse("command (\n\n)");
// assert
Assert.Equal(expectedCommand, result[0], new CommandInputEqualityComparer());
}
public void Parse_NestedBracketsInParameters_ParameterIncludesBrackets()
{
// arrange
var sut = new Parser();
var builder = new CommandInput.Builder(1, "command");
builder.AddParameter(new LiteralCommandParameter("\nic (pa ram)\nic (pa ram)"));
var expectedCommand = builder.Build();
// act
var result = sut.Parse("command (\nic \\(pa ram\\)\nic \\(pa ram\\))");
// assert
Assert.Equal(expectedCommand, result[0], new CommandInputEqualityComparer());
}
public void Parse_NewlineInsideBracketedParameter_ParameterIncludesNewline()
{
// arrange
var sut = new Parser();
var builder = new CommandInput.Builder(1, "command");
builder.AddParameter(new LiteralCommandParameter("param\nparam"));
var expectedCommand = builder.Build();
// act
var result = sut.Parse("command (param\nparam)");
// assert
Assert.Equal(expectedCommand, result[0], new CommandInputEqualityComparer());
}
public void Parse_SingleParameter_ParameterParsed(string input)
{
// arrange
var sut = new Parser();
var builder = new CommandInput.Builder(1, "command");
builder.AddParameter(new LiteralCommandParameter("param"));
var expectedCommand = builder.Build();
// act
var result = sut.Parse(input);
// assert
Assert.Equal(expectedCommand, result[0], new CommandInputEqualityComparer());
}
public void Parse_InputContainsParameterNameSymbolInsideBlock_ParsesAsLiteral()
{
// arrange
var builder = new CommandInput.Builder(1, "cmd");
builder.AddParameter(new LiteralCommandParameter("p -ar"));
var expectedCommand = builder.Build();
var sut = new Parser();
// act
var result = sut.Parse("cmd (p -ar)");
// assert
Assert.Equal(expectedCommand, result[0], new CommandInputEqualityComparer());
}
public void Parse_InputContainsParameterName_ParsesParameterName()
{
// arrange
var builder = new CommandInput.Builder(1, "cmd");
builder.AddParameter(new ParameterNameCommandParameter("par"));
var expectedCommand = builder.Build();
var sut = new Parser();
// act
var result = sut.Parse("cmd -par");
// assert
Assert.Equal(expectedCommand, result[0], new CommandInputEqualityComparer());
}
public void Parse_InputContainsEscapedVariableSymbol_ParseSymbolAsLiteral()
{
// arrange
var builder = new CommandInput.Builder(1, "cmd");
builder.AddParameter(new LiteralCommandParameter("$var$"));
var expectedCommand = builder.Build();
var sut = new Parser();
// act
var result = sut.Parse(@"cmd \$var\$");
// assert
Assert.Equal(expectedCommand, result[0], new CommandInputEqualityComparer());
}
public void Parse_MultipleBracketedParameters_ParametersParsedProperly()
{
// arrange
var sut = new Parser();
var builder = new CommandInput.Builder(1, "command");
builder.AddParameter(new LiteralCommandParameter("pa ram"));
builder.AddParameter(new LiteralCommandParameter("pa ram"));
var expectedCommand = builder.Build();
// act
var result = sut.Parse("command (pa ram) (pa ram)");
// assert
Assert.Equal(expectedCommand, result[0], new CommandInputEqualityComparer());
}
public void Parse_TwoCommandsTwoParameters_ParsedCommandsWithParameters(string input)
{
// arrange
var sut = new Parser();
var builder1 = new CommandInput.Builder(1, "command");
builder1.AddParameter(new LiteralCommandParameter("param1"));
builder1.AddParameter(new LiteralCommandParameter("param2"));
var expectedCommand1 = builder1.Build();
var builder2 = new CommandInput.Builder(2, "command");
builder2.AddParameter(new LiteralCommandParameter("param1"));
builder2.AddParameter(new LiteralCommandParameter("param2"));
var expectedCommand2 = builder2.Build();
// act
var result = sut.Parse(input);
// assert
Assert.Equal(new[] { expectedCommand1, expectedCommand2 }, result, new CommandInputEqualityComparer());
}
private CommandInput CreateCommandInput(int sourceLine, string commandName)
{
var builder = new CommandInput.Builder(sourceLine, commandName);
return(builder.Build());
}