public void WriteDescriptionTo_StringValue(bool isMatch)
{
var expectedValue = "hello";
var actualValue = isMatch ? expectedValue : "world";
var constraint = new ObjectTreeEqualConstraint(expectedValue);
Assert.AreEqual(isMatch, constraint.Matches(actualValue));
var writer = new TextMessageWriter();
constraint.WriteDescriptionTo(writer);
var expectedMessage = $"<LatticeObjectTree.ObjectTree> with root \"{expectedValue}\"";
Assert.AreEqual(expectedMessage, writer.ToString());
}
public void WriteMessageTo_StringValue_Matches()
{
var expectedValue = "hello";
var actualValue = expectedValue;
var constraint = new ObjectTreeEqualConstraint(expectedValue);
Assert.IsTrue(constraint.Matches(actualValue));
var writer = new TextMessageWriter();
constraint.WriteMessageTo(writer);
var expectedMessage = " Expected: <LatticeObjectTree.ObjectTree> with root \"hello\"" + Environment.NewLine
+ " But was: <LatticeObjectTree.ObjectTree> with root \"hello\"" + Environment.NewLine;
Assert.AreEqual(expectedMessage, writer.ToString());
}
public void WriteMessageTo_StringValue_OneDifference()
{
var expectedValue = "hello";
var actualValue = "world";
var constraint = new ObjectTreeEqualConstraint(expectedValue);
Assert.IsFalse(constraint.Matches(actualValue));
var writer = new TextMessageWriter();
constraint.WriteMessageTo(writer);
var expectedMessage = " Expected: <LatticeObjectTree.ObjectTree> with root \"hello\"" + Environment.NewLine
+ " But was: <LatticeObjectTree.ObjectTree> with root \"world\"" + Environment.NewLine
+ " 1 Differences: < <<root>: expected value \"hello\" but was \"world\".> >";
Assert.AreEqual(expectedMessage, writer.ToString());
}
