public void Transform_NullValue_ExceptionIsThrown()
{
var oldValue = "A";
var newValue = "B";
var replaceTextAttribute = new ReplaceTextAttribute(oldValue, newValue);
var transformedValue = replaceTextAttribute.Transform(null);
}
public void Transform_ValueWithTextToReplaceAndOldValueIsNull_ExceptionIsThrown()
{
var value = "ABC";
var oldValue = (string)null;
var newValue = "B";
var replaceTextAttribute = new ReplaceTextAttribute(oldValue, newValue);
var transformedValue = replaceTextAttribute.Transform(value);
}
public void Transform_ValueWithTextToReplace_OriginalValueWithTextReplacedReturned()
{
var value = "ABC";
var oldValue = "A";
var newValue = "B";
var replaceTextAttribute = new ReplaceTextAttribute(oldValue, newValue);
var transformedValue = replaceTextAttribute.Transform(value);
Assert.AreEqual("BBC", transformedValue);
}
public void ApplyTransform_NonStringField_ExceptionIsThrown()
{
var record = new MockRecord()
{
IntField = 1
};
var oldValue = "A";
var newValue = "X";
var property = typeof(MockRecord).GetProperty(nameof(MockRecord.IntField));
var replaceTextAttribute = new ReplaceTextAttribute(oldValue, newValue);
replaceTextAttribute.ApplyTransform(property, record);
}
public void ApplyTransform_OldValueExistsAndSameLengthAsReplacement_TextIsReplaced()
{
var record = new MockRecord()
{
StringField = "ABC"
};
var oldValue = "A";
var newValue = "X";
var property = typeof(MockRecord).GetProperty(nameof(MockRecord.StringField));
var replaceTextAttribute = new ReplaceTextAttribute(oldValue, newValue);
replaceTextAttribute.ApplyTransform(property, record);
Assert.AreEqual("XBC", record.StringField);
}
public void ApplyTransform_OldValueExistsMultipleTimes_TextIsReplaced()
{
var record = new MockRecord()
{
StringField = "ABACA"
};
var oldValue = "A";
var newValue = "X";
var property = typeof(MockRecord).GetProperty(nameof(MockRecord.StringField));
var replaceTextAttribute = new ReplaceTextAttribute(oldValue, newValue);
replaceTextAttribute.ApplyTransform(property, record);
Assert.AreEqual("XBXCX", record.StringField);
}
public void ApplyTransform_OldValueDoesNotExist_ValueIsUnchanged()
{
var record = new MockRecord()
{
StringField = "ABC"
};
var oldValue = "X";
var newValue = "Y";
var property = typeof(MockRecord).GetProperty(nameof(MockRecord.StringField));
var replaceTextAttribute = new ReplaceTextAttribute(oldValue, newValue);
replaceTextAttribute.ApplyTransform(property, record);
Assert.AreEqual("ABC", record.StringField);
}
public void ApplyTransform_NullValue_ValueIsUnchanged()
{
var record = new MockRecord()
{
StringField = null
};
var oldValue = "A";
var newValue = "X";
var property = typeof(MockRecord).GetProperty(nameof(MockRecord.StringField));
var replaceTextAttribute = new ReplaceTextAttribute(oldValue, newValue);
replaceTextAttribute.ApplyTransform(property, record);
Assert.IsNull(record.StringField);
}
