public void ShouldNotMutate()
{
var target = new AssignmentStatementMutator();
var originalNode = SyntaxFactory.AssignmentExpression(
SyntaxKind.SimpleAssignmentExpression,
SyntaxFactory.IdentifierName("a"),
SyntaxFactory.IdentifierName("b")
);
var result = target.ApplyMutations(originalNode).ToList();
result.ShouldBeEmpty();
}
public void ShouldNotMutateStringLiteralsBoth()
{
var target = new AssignmentStatementMutator();
var originalNode = SyntaxFactory.AssignmentExpression(
SyntaxKind.AddAssignmentExpression,
SyntaxFactory.LiteralExpression(SyntaxKind.StringLiteralExpression),
SyntaxFactory.LiteralExpression(SyntaxKind.StringLiteralExpression)
);
var result = target.ApplyMutations(originalNode).ToList();
result.ShouldBeEmpty();
}
public void AssignmentMutator_ShouldMutate(SyntaxKind input, SyntaxKind expectedOutput)
{
var target = new AssignmentStatementMutator();
var originalNode = SyntaxFactory.AssignmentExpression(
input,
SyntaxFactory.IdentifierName("a"),
SyntaxFactory.IdentifierName("b")
);
var result = target.ApplyMutations(originalNode).ToList();
result.ShouldHaveSingleItem();
result.ShouldContain(x => x.ReplacementNode.IsKind(expectedOutput));
result.ShouldContain(x => x.Type.Equals("AssignmentStatementMutator"));
}
