VAR/VAR.ExpressionEvaluator
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Fix ExpressionEqualsNode not comparing null and string

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This commit is contained in:
Valeriano A.R.
2021-09-22 03:29:17 +02:00
parent fa13af7f82
commit c0c0ae8017
3 changed files with 46 additions and 1 deletions
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40
VAR.ExpressionEvaluator.Tests/ParserTests.cs
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@@ -495,6 +495,46 @@ namespace VAR.ExpressionEvaluator.Tests
Assert.False((bool?)result);
}
[Fact()]
public void Relations__Var1NullEquals666_EqualsFalse()
{
EvaluationContext evaluationContex = new EvaluationContext();
evaluationContex.SetVariable("v1", null);
string expression = "v1 = 666";
object result = Parser.EvaluateString(expression, evaluationContex);
Assert.False((bool?)result);
}
[Fact()]
public void Relations__Var1NullEqualsStringHello_EqualsFalse()
{
EvaluationContext evaluationContex = new EvaluationContext();
evaluationContex.SetVariable("v1", null);
string expression = "v1 = \"Hello\"";
object result = Parser.EvaluateString(expression, evaluationContex);
Assert.False((bool?)result);
}
[Fact()]
public void Relations__Var1666Equals666_EqualsFalse()
{
EvaluationContext evaluationContex = new EvaluationContext();
evaluationContex.SetVariable("v1", 666);
string expression = "v1 = 666";
object result = Parser.EvaluateString(expression, evaluationContex);
Assert.True((bool?)result);
}
[Fact()]
public void Relations__Var1HelloEqualsStringHello_EqualsFalse()
{
EvaluationContext evaluationContex = new EvaluationContext();
evaluationContex.SetVariable("v1", "Hello");
string expression = "v1 = \"Hello\"";
object result = Parser.EvaluateString(expression, evaluationContex);
Assert.True((bool?)result);
}
#endregion Relations
#region BooleanOps