public void GetBytesTest()
{
AddCopyCollection ac = BinaryDiffTests.Diff("A", "BC");
BinaryDiffTests.Check(ac, true);
Addition add = (Addition)ac[0];
Encoding.UTF8.GetString(add.GetBytes()).ShouldBe("BC");
}
public void GDiffTest()
{
AddCopyCollection ac = BinaryDiffTests.Diff("Creative", "Creating", footprintLength: 2);
BinaryDiffTests.Check(ac, false, true);
using MemoryStream memory = new();
ac.GDiff(memory);
byte[] gdiff = memory.ToArray();
gdiff.Length.ShouldBe(13);
// It always starts with "d1ff d1ff 4" (magic numbers and version).
Check(gdiff, 0, 0xd1, 0xff, 0xd1, 0xff, 0x04);
// Copy (code 249) 6 bytes ("Creati").
Check(gdiff, 5, 249, 0, 0, 6);
// Add 2 bytes ("ng") and then EOF.
Check(gdiff, 9, 2, (int)'n', (int)'g', 0);
}
public void BinaryDiffLinesTest()
{
string baseText = "The first one";
AddCopyCollection ac = BinaryDiffTests.Diff(baseText, "The second one", footprintLength: 4);
BinaryDiffTests.Check(ac, false, true, false);
using MemoryStream baseStream = new(Encoding.UTF8.GetBytes(baseText));
BinaryDiffLines lines = new(baseStream, ac, 4);
Check(lines.BaseLines,
"00000000 54 68 65 20 The ",
"00000004 66 69 72 73 firs",
"00000008 74 t",
"00000009 20 6F 6E 65 one");
Check(lines.VersionLines,
"00000000 54 68 65 20 The ",
"00000004 73 65 63 6F seco",
"00000008 6E 64 nd",
"0000000A 20 6F 6E 65 one");
}
