public void TestCaseDirectiveEquality()
{
var directive1 = new RippedOpenDirective(
Tag.Parse("IF ? IS (BAD GOOD) TO $ THEN"),
Tag.Parse("ELSE IF NOT SET"),
Tag.Parse("END ALL $ LIFE"));
var directive2 = new RippedOpenDirective(
Tag.Parse("if ? is (good bad) to $ then"),
Tag.Parse("else if not set"),
Tag.Parse("end all $ life"));
Assert.AreEqual(directive1, directive1);
Assert.IsFalse(directive1.Equals(null, StringComparer.OrdinalIgnoreCase));
Assert.IsTrue(directive1.Equals(directive1, StringComparer.OrdinalIgnoreCase));
Assert.IsTrue(directive1.Equals(directive1, StringComparer.CurrentCulture));
Assert.AreEqual(directive2, directive2);
Assert.IsFalse(directive2.Equals(null, StringComparer.OrdinalIgnoreCase));
Assert.IsTrue(directive2.Equals(directive2, StringComparer.OrdinalIgnoreCase));
Assert.IsTrue(directive2.Equals(directive2, StringComparer.CurrentCulture));
Assert.AreNotEqual(directive1, directive2);
Assert.IsTrue(directive1.Equals(directive2, StringComparer.OrdinalIgnoreCase));
Assert.IsFalse(directive1.Equals(directive2, StringComparer.CurrentCulture));
Assert.AreNotEqual(directive1.GetHashCode(), directive2.GetHashCode());
Assert.AreEqual(directive1.GetHashCode(StringComparer.CurrentCultureIgnoreCase), directive2.GetHashCode(StringComparer.CurrentCultureIgnoreCase));
}
public void TestCaseInterpreterRegistrationAndExceptions()
{
var interpreter = new Interpreter(new Tokenizer("irrelevant"), ExpressionFlowSymbols.Default, StringComparer.CurrentCulture);
ExpectArgumentNullException("directive", () => interpreter.RegisterDirective(null));
ExpectArgumentNullException("operator", () => interpreter.RegisterOperator(null));
interpreter.RegisterOperator(new ArithmeticNeutralOperator("A", TypeConverter));
ExpectOperatorAlreadyRegisteredException("A", () => interpreter.RegisterOperator(new ArithmeticNeutralOperator("A", TypeConverter)));
interpreter.RegisterOperator(new ArithmeticSumOperator("A", TypeConverter));
ExpectOperatorAlreadyRegisteredException("A", () => interpreter.RegisterOperator(new ArithmeticSumOperator("A", TypeConverter)));
ExpectOperatorAlreadyRegisteredException("(", () => interpreter.RegisterOperator(new ArithmeticNeutralOperator("(", TypeConverter)));
interpreter.RegisterOperator(new ArithmeticNeutralOperator(")", TypeConverter));
interpreter.RegisterOperator(new ArithmeticNeutralOperator(".", TypeConverter));
interpreter.RegisterOperator(new ArithmeticNeutralOperator(",", TypeConverter));
interpreter.RegisterOperator(new ArithmeticSumOperator("(", TypeConverter));
ExpectOperatorAlreadyRegisteredException(")", () => interpreter.RegisterOperator(new ArithmeticSumOperator(")", TypeConverter)));
ExpectOperatorAlreadyRegisteredException(".", () => interpreter.RegisterOperator(new ArithmeticSumOperator(".", TypeConverter)));
ExpectOperatorAlreadyRegisteredException(",", () => interpreter.RegisterOperator(new ArithmeticSumOperator(",", TypeConverter)));
var d1 = new RippedOpenDirective(Tag.Parse("HELLO"));
var d2 = new RippedOpenDirective(Tag.Parse("WORLD"));
interpreter.RegisterDirective(d1);
interpreter.RegisterDirective(d2);
interpreter.RegisterDirective(d1);
}
public void TestCaseDirectiveEqualityExceptions()
{
var directive1 = new RippedOpenDirective(Tag.Parse("NOTHING"));
ExpectArgumentNullException("comparer", () => directive1.Equals(directive1, null));
ExpectArgumentNullException("comparer", () => directive1.GetHashCode(null));
}
public void TestCaseDirectiveConstructorSameTagAFewTimes()
{
var tag = Tag.Parse("I AM ? TAG");
var directive = new RippedOpenDirective(tag, tag, tag);
var repr = directive.ToString();
Assert.AreEqual("{I AM ? TAG}...{I AM ? TAG}...{I AM ? TAG}", repr);
}
public void TestCaseDirectiveConstructorOneTag()
{
var tag = Tag.Parse("HELLO $ WORLD");
var directive = new RippedOpenDirective(tag);
var repr = directive.ToString();
Assert.AreEqual("{HELLO $ WORLD}", repr);
}
public void TestCaseDirectiveConstructorTwoTags()
{
var tag1 = Tag.Parse("IF $ THEN");
var tag2 = Tag.Parse("END IF");
var directive = new RippedOpenDirective(tag1, tag2);
var repr = directive.ToString();
Assert.AreEqual("{IF $ THEN}...{END IF}", repr);
}
public void TestCaseInterpreterConstructNoMatchingTag1()
{
var directive = new RippedOpenDirective(
Tag.Parse("OPEN"),
Tag.Parse("CLOSE"));
var interpreter = new Interpreter(new Tokenizer("{OPEN}text goes here"),
ExpressionFlowSymbols.Default, StringComparer.OrdinalIgnoreCase)
.RegisterDirective(directive);
ExpectUnmatchedDirectiveTagException(new Directive[] { directive }, 0, () => interpreter.Compile());
}
public void TestCaseInterpreterConstructUnexpectedTag1()
{
var directive = new RippedOpenDirective(
Tag.Parse("A"),
Tag.Parse("B"));
var interpreter = new Interpreter(new Tokenizer("{B}"),
ExpressionFlowSymbols.Default, StringComparer.OrdinalIgnoreCase)
.RegisterDirective(directive);
ExpectUnexpectedTagException("B", 0, () => interpreter.Compile());
}
public void TestCaseEvaluationSingleTagDirective()
{
var directive = new RippedOpenDirective(
Tag.Parse("T"));
var evaluable = new Interpreter(new Tokenizer("{T}"), ExpressionFlowSymbols.Default,
StringComparer.OrdinalIgnoreCase)
.RegisterDirective(directive).Compile();
var exo = Evaluate(evaluable, StringComparer.OrdinalIgnoreCase);
Assert.AreEqual("-> {T} -> Restart -> () -> {T} -> Terminate ->", exo);
}
public void TestCaseEvaluationThreeTagDirective()
{
var directive = new RippedOpenDirective(
Tag.Parse("T1"),
Tag.Parse("T2"),
Tag.Parse("T3"));
var evaluable = new Interpreter(new Tokenizer("{T1}first{T2}second{T3}"),
ExpressionFlowSymbols.Default, StringComparer.OrdinalIgnoreCase)
.RegisterDirective(directive).Compile();
var exo = Evaluate(evaluable, StringComparer.OrdinalIgnoreCase);
Assert.AreEqual("-> {T1} -> Evaluate -> (first) -> {T2} -> Evaluate -> (second) -> {T3} -> Restart -> () -> {T1} -> Skip -> () -> {T2} -> Skip -> () -> {T3} -> Terminate ->", exo);
}
public void TestCaseInterpreterConstructNoMatchingTag6()
{
var directive1 = new RippedOpenDirective(
Tag.Parse("T"),
Tag.Parse("T1"));
var directive2 = new RippedOpenDirective(
Tag.Parse("T"),
Tag.Parse("T2"));
var interpreter = new Interpreter(new Tokenizer("{T}{T}{T2}"),
ExpressionFlowSymbols.Default, StringComparer.OrdinalIgnoreCase)
.RegisterDirective(directive1).RegisterDirective(directive2);
ExpectUnmatchedDirectiveTagException(new Directive[] { directive1, directive2 }, 0, () => interpreter.Compile());
}
public void TestCaseInterpreterConstructSelection2()
{
var directive1 = new RippedOpenDirective(Tag.Parse("MATCH ME ?"));
var directive2 = new RippedOpenDirective(Tag.Parse("MATCH ME $"));
var interpreter1 = new Interpreter(new Tokenizer("{MATCH ME identifier}"),
ExpressionFlowSymbols.Default, StringComparer.OrdinalIgnoreCase)
.RegisterDirective(directive1).RegisterDirective(directive2);
var interpreter2 = new Interpreter(new Tokenizer("{MATCH ME identifier}"),
ExpressionFlowSymbols.Default, StringComparer.OrdinalIgnoreCase)
.RegisterDirective(directive2).RegisterDirective(directive1);
var repr1 = interpreter1.Compile().ToString();
var repr2 = interpreter2.Compile().ToString();
Assert.AreEqual("(({MATCH ME identifier}))", repr1);
Assert.AreEqual("(({MATCH ME identifier}))", repr2);
}
public void TestCaseInterpreterConstructSelection1()
{
var directive1 = new RippedOpenDirective(
Tag.Parse("A"),
Tag.Parse("B"));
var directive2 = new RippedOpenDirective(
Tag.Parse("C"),
Tag.Parse("D"));
var interpreter = new Interpreter(new Tokenizer("{A}1{C}2{A}3{B}4{D}5{B}"),
ExpressionFlowSymbols.Default, StringComparer.OrdinalIgnoreCase)
.RegisterDirective(directive1).RegisterDirective(directive2);
var evaluable = interpreter.Compile();
var repr = evaluable.ToString();
Assert.AreEqual("(({A}1({C}2({A}3{B})4{D})5{B}))", repr);
}
public void TestCaseInterpreterConstructSelection4()
{
var directive1 = new RippedOpenDirective(
Tag.Parse("IF ?"),
Tag.Parse("END"));
var directive2 = new RippedOpenDirective(
Tag.Parse("IF ?"),
Tag.Parse("ELSE"),
Tag.Parse("END"));
var repr = new Interpreter(new Tokenizer("{IF A}1{IF B}2{ELSE}3{END}4{IF A}5{END}6{END}"),
ExpressionFlowSymbols.Default, StringComparer.OrdinalIgnoreCase)
.RegisterDirective(directive1)
.RegisterDirective(directive2)
.Compile()
.ToString();
Assert.AreEqual("(({IF A}1({IF B}2{ELSE}3{END})4({IF A}5{END})6{END}))", repr);
}
public void TestCaseInterpreterConstructSelection3()
{
var directive1 = new RippedOpenDirective(
Tag.Parse("START"),
Tag.Parse("MID"),
Tag.Parse("END"));
var directive2 = new RippedOpenDirective(
Tag.Parse("START"),
Tag.Parse("MID"),
Tag.Parse("OTHER END"));
var repr = new Interpreter(new Tokenizer("{START}{MID}{OTHER END}"),
ExpressionFlowSymbols.Default, StringComparer.OrdinalIgnoreCase)
.RegisterDirective(directive1)
.RegisterDirective(directive2)
.Compile()
.ToString();
Assert.AreEqual("(({START}{MID}{OTHER END}))", repr);
}