static void Main(string[] args)
{
var diffs = new List <Diff>
{
Diff.Insert(" "),
Diff.Equal("a"),
Diff.Insert("nd"),
Diff.Equal(" [[Pennsylvania]]"),
Diff.Delete(" and [[New")
};
var patch1 = Patch.FromDiffs(diffs);
Console.WriteLine(diffs.Text1());
Console.WriteLine(diffs.Text2());
var patch2 = Patch.Compute(diffs.Text1(), diffs.Text2(), 0, 4);
Console.WriteLine(patch1.ToText());
Console.WriteLine(patch2.ToText());
//Debug.Assert(patch1.SequenceEqual(patch2));
ImmutableList <int> someList = Enumerable.Range(0, 10).ToImmutableList();
var record1 = new MyRecord(someList);
var record2 = new MyRecord(someList);
Console.WriteLine(record1 == record2);
}
public void Compute_CharacterEncoding()
{
var patches = Patch.Compute("`1234567890-=[]\\;',./", "~!@#$%^&*()_+{}|:\"<>?");
Assert.Equal(
"@@ -1,21 +1,21 @@\n-%601234567890-=%5b%5d%5c;',./\n+~!@#$%25%5e&*()_+%7b%7d%7c:%22%3c%3e?\n",
patches.ToText());
}
public void Apply_NoSideEffects()
{
var patches = Patch.Compute("", "test");
var patchStr = patches.ToText();
patches.Apply("");
Assert.Equal(patchStr, patches.ToText());
}
public void Apply_NoSideEffectsWithMajorDelete()
{
var patches = Patch.Compute("The quick brown fox jumps over the lazy dog.", "Woof");
var patchStr = patches.ToText();
patches.Apply("The quick brown fox jumps over the lazy dog.");
Assert.Equal(patchStr, patches.ToText());
}
public void Apply_NoSideEffects()
{
var patches = Patch.Compute("", "test");
var patchStr = patches.ToText();
patches.Apply("");
Assert.AreEqual(patchStr, patches.ToText(), "patch_apply: No side effects.");
}
public void SplitMaxTest2()
{
var patches = Patch.Compute("abcdef1234567890123456789012345678901234567890123456789012345678901234567890uvwxyz", "abcdefuvwxyz");
var oldToText = patches.ToText();
var patches2 = patches.SplitMax().ToImmutableList();
Assert.Equal(oldToText, patches2.ToText());
}
public void Apply_BigDeleteSmallChange()
{
var patches = Patch.Compute("x1234567890123456789012345678901234567890123456789012345678901234567890y", "xabcy");
var results = patches.Apply("x123456789012345678901234567890-----++++++++++-----123456789012345678901234567890y");
var boolArray = results.Item2;
var resultStr = results.Item1 + "\t" + boolArray[0] + "\t" + boolArray[1];
Assert.AreEqual("xabcy\tTrue\tTrue", resultStr, "patch_apply: Big delete, small change.");
}
public void Apply_EdgeExactMatch()
{
var patches = Patch.Compute("", "test");
var results = patches.Apply("");
var boolArray = results.results;
var resultStr = results.newText + "\t" + boolArray[0];
Assert.AreEqual("test\tTrue", resultStr, "patch_apply: Edge exact match.");
}
public void SplitMaxTest4()
{
var patches = Patch.Compute("abcdefghij , h : 0 , t : 1 abcdefghij , h : 0 , t : 1 abcdefghij , h : 0 , t : 1", "abcdefghij , h : 1 , t : 1 abcdefghij , h : 1 , t : 1 abcdefghij , h : 0 , t : 1");
patches.SplitMax();
Assert.AreEqual(
"@@ -2,32 +2,32 @@\n bcdefghij , h : \n-0\n+1\n , t : 1 abcdef\n@@ -29,32 +29,32 @@\n bcdefghij , h : \n-0\n+1\n , t : 1 abcdef\n",
patches.ToText());
}
public void SplitMaxTest3()
{
var patches = Patch.Compute("1234567890123456789012345678901234567890123456789012345678901234567890", "abc");
patches.SplitMax();
Assert.AreEqual(
"@@ -1,32 +1,4 @@\n-1234567890123456789012345678\n 9012\n@@ -29,32 +1,4 @@\n-9012345678901234567890123456\n 7890\n@@ -57,14 +1,3 @@\n-78901234567890\n+abc\n",
patches.ToText());
}
public void SplitMaxTest1()
{
var patches = Patch.Compute("abcdefghijklmnopqrstuvwxyz01234567890", "XabXcdXefXghXijXklXmnXopXqrXstXuvXwxXyzX01X23X45X67X89X0");
patches.SplitMax();
Assert.AreEqual(
"@@ -1,32 +1,46 @@\n+X\n ab\n+X\n cd\n+X\n ef\n+X\n gh\n+X\n ij\n+X\n kl\n+X\n mn\n+X\n op\n+X\n qr\n+X\n st\n+X\n uv\n+X\n wx\n+X\n yz\n+X\n 012345\n@@ -25,13 +39,18 @@\n zX01\n+X\n 23\n+X\n 45\n+X\n 67\n+X\n 89\n+X\n 0\n",
patches.ToText());
}
// While VS team did publish the GIT patch DIFF, that's not usable by the DiffMatchPatch library
// (or any other I could find on short notice). So this is used to generate the DIFF applied.
//
// The resulting intrin0_h.diff is already part of this project so not likely needed, but
// this is retained as a reference for how it was created)
private static int GenerateDiffFile(GenerateOptions o)
{
string unpatched = File.ReadAllText(o.Unpatched);
string patched = File.ReadAllText(o.Patched);
// compute and write the diff file for inclusion
File.WriteAllText("intrin0_h.diff", Patch.Compute(unpatched, patched).ToText( ));
return(0);
}
public void Apply_EdgePartialMatch()
{
var patches = Patch.Compute("y", "y123");
var results = patches.Apply("x");
var boolArray = results.Item2;
var resultStr = results.Item1 + "\t" + boolArray[0];
Assert.AreEqual("x123\tTrue", resultStr, "patch_apply: Edge partial match.");
}
public void Apply_NearEdgeExactMatch()
{
var patches = Patch.Compute("XY", "XtestY");
var results = patches.Apply("XY");
var boolArray = results.Item2;
var resultStr = results.Item1 + "\t" + boolArray[0];
Assert.AreEqual("XtestY\tTrue", resultStr, "patch_apply: Near edge exact match.");
}
public void Apply_BigDeleteBigChange2()
{
var patches = Patch.Compute("x1234567890123456789012345678901234567890123456789012345678901234567890y", "xabcy");
var results = patches.Apply("x12345678901234567890---------------++++++++++---------------12345678901234567890y", MatchSettings.Default, new PatchSettings(0.6f, 4));
var boolArray = results.Item2;
var resultStr = results.Item1 + "\t" + boolArray[0] + "\t" + boolArray[1];
Assert.AreEqual("xabcy\tTrue\tTrue", resultStr, "patch_apply: Big delete, big change 2.");
}
public void AddPadding_Empty()
{
var patches = Patch.Compute("", "");
Assert.Equal("", patches.ToText());
var patches2 = patches.AddPadding(PatchList.NullPadding()).ToImmutableList();
Assert.Equal("", patches2.ToText());
}
public void Apply_EdgePartialMatch()
{
var patches = Patch.Compute("y", "y123");
var results = patches.Apply("x");
var boolArray = results.results;
var resultStr = results.newText + "\t" + boolArray[0];
Assert.Equal("x123\tTrue", resultStr);
}
public void Apply_NearEdgeExactMatch()
{
var patches = Patch.Compute("XY", "XtestY");
var results = patches.Apply("XY");
var boolArray = results.results;
var resultStr = results.newText + "\t" + boolArray[0];
Assert.Equal("XtestY\tTrue", resultStr);
}
public void Apply_EmptyString()
{
var patches = Patch.Compute("", "");
var results = patches.Apply("Hello world.");
var boolArray = results.Item2;
var resultStr = results.Item1 + "\t" + boolArray.Length;
Assert.AreEqual("Hello world.\t0", resultStr, "patch_apply: Null case.");
}
public void Apply_BigDeleteBigChange2()
{
var patches = Patch.Compute("x1234567890123456789012345678901234567890123456789012345678901234567890y", "xabcy");
var results = patches.Apply("x12345678901234567890---------------++++++++++---------------12345678901234567890y", MatchSettings.Default, new PatchSettings(0.6f, 4));
var boolArray = results.results;
var resultStr = results.newText + "\t" + boolArray[0] + "\t" + boolArray[1];
Assert.Equal("xabcy\tTrue\tTrue", resultStr);
}
public void Apply_CompensateForFailedPatch()
{
var patches = Patch.Compute("abcdefghijklmnopqrstuvwxyz--------------------1234567890", "abcXXXXXXXXXXdefghijklmnopqrstuvwxyz--------------------1234567YYYYYYYYYY890");
var results = patches.Apply("ABCDEFGHIJKLMNOPQRSTUVWXYZ--------------------1234567890", new MatchSettings(0.0f, 0));
var boolArray = results.results;
var resultStr = results.newText + "\t" + boolArray[0] + "\t" + boolArray[1];
Assert.Equal("ABCDEFGHIJKLMNOPQRSTUVWXYZ--------------------1234567YYYYYYYYYY890\tFalse\tTrue", resultStr);
}
public void Apply_FailedMatch()
{
var patches = Patch.Compute("The quick brown fox jumps over the lazy dog.", "That quick brown fox jumped over a lazy dog.");
var results = patches.Apply("I am the very model of a modern major general.");
var boolArray = results.results;
var resultStr = results.newText + "\t" + boolArray[0] + "\t" + boolArray[1];
Assert.Equal("I am the very model of a modern major general.\tFalse\tFalse", resultStr);
}
public void Apply_BigDeleteSmallChange()
{
var patches = Patch.Compute("x1234567890123456789012345678901234567890123456789012345678901234567890y", "xabcy");
var results = patches.Apply("x123456789012345678901234567890-----++++++++++-----123456789012345678901234567890y");
var boolArray = results.results;
var resultStr = results.newText + "\t" + boolArray[0] + "\t" + boolArray[1];
Assert.Equal("xabcy\tTrue\tTrue", resultStr);
}
public void Apply_PartialMatch()
{
var patches = Patch.Compute("The quick brown fox jumps over the lazy dog.", "That quick brown fox jumped over a lazy dog.");
var results = patches.Apply("The quick red rabbit jumps over the tired tiger.");
var boolArray = results.results;
var resultStr = results.newText + "\t" + boolArray[0] + "\t" + boolArray[1];
Assert.Equal("That quick red rabbit jumped over a tired tiger.\tTrue\tTrue", resultStr);
}
public void Apply_EmptyString()
{
var patches = Patch.Compute("", "");
var results = patches.Apply("Hello world.");
var boolArray = results.results;
var resultStr = results.newText + "\t" + boolArray.Length;
Assert.Equal("Hello world.\t0", resultStr);
}
public void Apply_ExactMatch()
{
var patches = Patch.Compute("The quick brown fox jumps over the lazy dog.", "That quick brown fox jumped over a lazy dog.");
var results = patches.Apply("The quick brown fox jumps over the lazy dog.");
var boolArray = results.results;
var resultStr = results.newText + "\t" + boolArray[0] + "\t" + boolArray[1];
Assert.AreEqual("That quick brown fox jumped over a lazy dog.\tTrue\tTrue", resultStr,
"patch_apply: Exact match.");
}
public void AddPadding_BothEdgesFull()
{
var patches = Patch.Compute("", "test");
Assert.Equal("@@ -0,0 +1,4 @@\n+test\n", patches.ToText());
var patches2 = patches.AddPadding(PatchList.NullPadding()).ToImmutableList();
Assert.Equal("@@ -1,8 +1,12 @@\n %01%02%03%04\n+test\n %01%02%03%04\n",
patches2.ToText());
}
public void Compute_FromTextAndDiffs_Succeeds()
{
var text1 = "The quick brown fox jumps over the lazy dog.";
var text2 = "That quick brown fox jumped over a lazy dog.";
var diffs = Diff.Compute(text1, text2, 0, false);
var expectedPatch =
"@@ -1,11 +1,12 @@\n Th\n-e\n+at\n quick b\n@@ -22,18 +22,17 @@\n jump\n-s\n+ed\n over \n-the\n+a\n laz\n";
var patches = Patch.Compute(text1, diffs).ToList();
Assert.Equal(expectedPatch, patches.ToText());
}
public void AddPadding_BothEdgesNone()
{
var patches = Patch.Compute("XXXXYYYY", "XXXXtestYYYY");
Assert.Equal("@@ -1,8 +1,12 @@\n XXXX\n+test\n YYYY\n",
patches.ToText());
var patches2 = patches.AddPadding(PatchList.NullPadding()).ToImmutableList();
Assert.Equal("@@ -5,8 +5,12 @@\n XXXX\n+test\n YYYY\n",
patches2.ToText());
}
public void AddPadding_BothEdgesPartial()
{
var patches = Patch.Compute("XY", "XtestY");
Assert.Equal("@@ -1,2 +1,6 @@\n X\n+test\n Y\n",
patches.ToText());
var patches2 = patches.AddPadding(PatchList.NullPadding()).ToImmutableList();
Assert.Equal("@@ -2,8 +2,12 @@\n %02%03%04X\n+test\n Y%01%02%03\n",
patches2.ToText());
}