public void AlignElements_NullAligner_ThrowsArgumentNullException()
{
IList <int> collection1 = new int[0];
IList <int> collection2 = new int[0];
IEnumerable <DiffSection> diffSections = new DiffSection[0];
IDiffElementAligner <int> aligner = null;
Assert.Throws <ArgumentNullException>(() => Diff.AlignElements(collection1, collection2, diffSections, aligner));
}
public object GetDiff(int id)
{
var diff = _diffReository.GetDiff(id);
if (diff == null)
{
return(null);
}
var leftData = Convert.FromBase64String(diff.Left);
var decodedLeftString = Encoding.UTF8.GetString(leftData);
var rightData = Convert.FromBase64String(diff.Right);
var decodedRightString = Encoding.UTF8.GetString(rightData);
if (decodedLeftString == decodedRightString)
{
return(new
{
diffResultType = DiffMessages.EqualsResponse
});
}
else if (decodedLeftString.Length != decodedRightString.Length)
{
return(new
{
diffResultType = DiffMessages.SizeDoNotMatchResponse
});
}
var leftPieces = decodedLeftString.ToCharArray();
var rightPieces = decodedRightString.ToCharArray();
var differences = new List <DiffSection>();
DiffSection currentDiff = null;
for (int i = 0; i < leftPieces.Length; i++)
{
if (currentDiff == null)
{
if (leftPieces[i] != rightPieces[i])
{
currentDiff = new DiffSection
{
Offset = i,
Length = 1
};
}
}
else
{
if (leftPieces[i] != rightPieces[i])
{
currentDiff.Length++;
}
else
{
differences.Add(currentDiff);
currentDiff = null;
}
}
}
if (currentDiff != null)
{
differences.Add(currentDiff);
}
return(new
{
diffResultType = DiffMessages.ContentDoNotMatchResponse,
diffs = differences
});
}
public void DiffSection_True_Line()
{
var lineDelete = new DiffLine
{
Type = DiffLineType.DiffLineDelete,
Content = "- <groupId>com.ambientideas</groupId>",
LeftLine = 4,
RightLine = 0
};
var lineAdd = new DiffLine
{
Type = DiffLineType.DiffLineAdd,
Content = "+ <groupId>com.github</groupId",
LeftLine = 0,
RightLine = 4
};
var section = new DiffSection
{
Lines = new List <DiffLine> {
new DiffLine
{
Type = DiffLineType.DiffLineSection,
Content = "@@ -1,7 +1,7 @@"
},
new DiffLine
{
Type = DiffLineType.DiffLinePlain,
Content = " <project xmlns=\"http://maven.apache.org/POM/4.0.0\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"",
LeftLine = 1,
RightLine = 1
},
new DiffLine
{
Type = DiffLineType.DiffLinePlain,
Content = " xsi:schemaLocation=\"http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd\">",
LeftLine = 2,
RightLine = 2
},
new DiffLine
{
Type = DiffLineType.DiffLinePlain,
Content = " <modelVersion>4.0.0</modelVersion>",
LeftLine = 3,
RightLine = 3
},
lineDelete,
lineAdd,
new DiffLine
{
Type = DiffLineType.DiffLinePlain,
Content = " <artifactId>egitdemo</artifactId>",
LeftLine = 5,
RightLine = 5
},
new DiffLine
{
Type = DiffLineType.DiffLinePlain,
Content = " <packaging>jar</packaging>",
LeftLine = 6,
RightLine = 6
},
new DiffLine
{
Type = DiffLineType.DiffLinePlain,
Content = " <version>1.0-SNAPSHOT</version>",
LeftLine = 7,
RightLine = 7
}
}
};
var del = section.Line(lineDelete.Type, 4);
Assert.Equal(lineDelete, del);
var add = section.Line(lineAdd.Type, 4);
Assert.Equal(lineAdd, add);
}
