public void TestManySuccessivelyChekingWithLastFailed()
{
// Arrange
var symbol1 = 'g';
var symbol2 = 'b';
var symbol3 = 'i';
var rule1 = new SymbolRule(symbol: symbol1);
var rule2 = new SymbolRule(symbol: symbol2);
var rule3 = new SymbolRule(symbol: symbol3);
var rule = new GroupRule(new List <IRule> {
rule1, rule2, rule3
});
var stream = new MemoryStream().FromString($"{symbol1}{symbol2}/{symbol3}");
// Act
var result = rule.Check(stream);
// Assert
Assert.IsFalse(result, message: "result is false");
}
public void TestRighSringSavedInSuccessCase()
{
// Arrange
var symbol1 = 'g';
var symbol2 = 'b';
var rule11 = new SymbolRule(symbol: symbol1);
var rule1 = new OneOrManyRule(rule11);
var rule22 = new SymbolRule(symbol: symbol2);
var rule2 = new ZeroOrManyRule(rule22);
var rule = new GroupRule(new List <IRule> {
rule1, rule2
});
var str = $"{symbol1}{symbol1}{symbol1}{symbol1}{symbol1}{symbol2}{symbol2}";
var stream = new MemoryStream().FromString(str);
// Act
var result = rule.Check(stream);
// Assert
Assert.AreEqual(str, rule.ChekedString);
}
public void TestHardRuleFailedWithoutFirstComponentString()
{
// Arrange
var symbol1 = 'g';
var symbol2 = 'b';
var rule11 = new SymbolRule(symbol: symbol1);
var rule1 = new OneOrManyRule(rule11);
var rule22 = new SymbolRule(symbol: symbol2);
var rule2 = new ZeroOrManyRule(rule22);
var rule = new GroupRule(new List <IRule> {
rule1, rule2
});
var stream = new MemoryStream().FromString($"${symbol2}");
// Act
var result = rule.Check(stream);
// Assert
Assert.IsFalse(result, message: "result is false");
}
public void TestFailChekingOneSymbol()
{
//arrange
var symbol = 'd';
var rule = new GroupRule(new List <IRule> {
new SymbolRule(symbol: symbol)
});
var stream = new MemoryStream().FromString((symbol + 1).ToString());
//act
var isCheckedSuccess = rule.Check(stream);
//assert
Assert.IsFalse(isCheckedSuccess);
}
public void TestStreamPositionOffsetCorrectlyWithCorrectSymbol()
{
// Arrange
var symbol = 'e';
var rule = new GroupRule(new List <IRule> {
new SymbolRule(symbol: symbol)
});
var stream = new MemoryStream().FromString("example test string that so biger then needed");
var startPosition = stream.Position;
// Act
rule.Check(stream);
// Assert
Assert.AreEqual(stream.Position - 1, startPosition);
}
public void TestRighSringSavedInFaledCase()
{
var symbol1 = 'g';
var symbol2 = 'b';
var rule11 = new SymbolRule(symbol: symbol1);
var rule1 = new OneOrManyRule(rule11);
var rule22 = new SymbolRule(symbol: symbol2);
var rule2 = new ZeroOrManyRule(rule22);
var rule = new GroupRule(new List <IRule> {
rule1, rule2
});
var str = $"${symbol2}";
var stream = new MemoryStream().FromString(str);
// Act
rule.Check(stream);
// Assert
Assert.AreEqual(string.Empty, rule.ChekedString);
}