public void Difference_Identical()
{
IEnumerable <string> one = new[] { "one" };
var actual = Program.Difference(one, one);
EnumerableExtensions.EnumerateSame(EmptyStringSequence, actual);
}
public void ComputeTiles_SizeOfTile()
{
var size = new Size(254, 254);
var actual = DeepZoomImage.ComputeTiles(size, 254, 1);
var expected = new[] { new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(size), "0_0") };
EnumerableExtensions.EnumerateSame(expected, actual);
}
public void ComputeTiles_TwoPixelsBiggerThanTileWithOverlapOfTwo()
{
var size = new Size(256, 256);
var actual = DeepZoomImage.ComputeTiles(size, 254, 2);
var expected = new[]
{
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 0), new Point(255, 255)), "0_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 252), new Point(255, 255)), "0_1"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(252, 0), new Point(255, 255)), "1_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(252, 252), new Point(255, 255)), "1_1"),
};
EnumerableExtensions.EnumerateSame(expected, actual);
}
public void ComputeTiles_OnePixelBiggerThanTile()
{
var size = new Size(255, 255);
var actual = DeepZoomImage.ComputeTiles(size, 254, 1);
var expected = new[]
{
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 0), new Point(254, 254)), "0_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 253), new Point(254, 254)), "0_1"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(253, 0), new Point(254, 254)), "1_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(253, 253), new Point(254, 254)), "1_1"),
};
EnumerableExtensions.EnumerateSame(expected, actual);
}
public void ComputeTiles_BiggerThanTileWithOverlapOfThree()
{
var size = new Size(300, 375);
var actual = DeepZoomImage.ComputeTiles(size, 254, 3);
var expected = new[]
{
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 0), new Point(256, 256)), "0_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 251), new Point(256, 374)), "0_1"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(251, 0), new Point(299, 256)), "1_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(251, 251), new Point(299, 374)), "1_1"),
};
EnumerableExtensions.EnumerateSame(expected, actual);
}
public void GenerateCollectionTiles_SixtyFour()
{
var expected = new[]
{
new ImageCollectionTile(0, 0, 0, new[]
{
TestIds[0],
TestIds[1],
TestIds[2],
TestIds[3],
TestIds[4],
TestIds[5],
TestIds[6],
TestIds[7],
TestIds[8],
TestIds[9],
TestIds[10],
TestIds[11],
TestIds[12],
TestIds[13],
TestIds[14],
TestIds[15],
}
),
new ImageCollectionTile(0, 1, 16, new[]
{
TestIds[16],
TestIds[17],
TestIds[18],
TestIds[19],
TestIds[20],
TestIds[21],
TestIds[22],
TestIds[23],
TestIds[24],
TestIds[25],
TestIds[26],
TestIds[27],
TestIds[28],
TestIds[29],
}
),
};
var actual = DeepZoomCollection.GenerateCollectionTiles(TestIds, 64);
EnumerableExtensions.EnumerateSame(expected, actual);
}
public void GenerateCollectionTiles_OneToThirtyTwo()
{
var expected = new[]
{
new ImageCollectionTile(0, 0, 0, new[]
{
TestIds[0],
TestIds[1],
TestIds[2],
TestIds[3],
TestIds[4],
TestIds[5],
TestIds[6],
TestIds[7],
TestIds[8],
TestIds[9],
TestIds[10],
TestIds[11],
TestIds[12],
TestIds[13],
TestIds[14],
TestIds[15],
TestIds[16],
TestIds[17],
TestIds[18],
TestIds[19],
TestIds[20],
TestIds[21],
TestIds[22],
TestIds[23],
TestIds[24],
TestIds[25],
TestIds[26],
TestIds[27],
TestIds[28],
TestIds[29],
}
),
};
for (var i = 0; i < 6; i++)
{
var levelSize = (int)Math.Pow(2, i);
var actual = DeepZoomCollection.GenerateCollectionTiles(TestIds, levelSize);
EnumerableExtensions.EnumerateSame(expected, actual);
}
}
public void ComputeTiles_OriginalSize()
{
var size = new Size(1200, 1500);
var actual = DeepZoomImage.ComputeTiles(size, 254, 1);
var expected = new[]
{
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 0), new Point(254, 254)), "0_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 253), new Point(254, 508)), "0_1"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 507), new Point(254, 762)), "0_2"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 761), new Point(254, 1016)), "0_3"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 1015), new Point(254, 1270)), "0_4"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 1269), new Point(254, 1499)), "0_5"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(253, 0), new Point(508, 254)), "1_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(253, 253), new Point(508, 508)), "1_1"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(253, 507), new Point(508, 762)), "1_2"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(253, 761), new Point(508, 1016)), "1_3"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(253, 1015), new Point(508, 1270)), "1_4"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(253, 1269), new Point(508, 1499)), "1_5"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(507, 0), new Point(762, 254)), "2_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(507, 253), new Point(762, 508)), "2_1"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(507, 507), new Point(762, 762)), "2_2"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(507, 761), new Point(762, 1016)), "2_3"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(507, 1015), new Point(762, 1270)), "2_4"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(507, 1269), new Point(762, 1499)), "2_5"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(761, 0), new Point(1016, 254)), "3_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(761, 253), new Point(1016, 508)), "3_1"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(761, 507), new Point(1016, 762)), "3_2"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(761, 761), new Point(1016, 1016)), "3_3"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(761, 1015), new Point(1016, 1270)), "3_4"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(761, 1269), new Point(1016, 1499)), "3_5"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(1015, 0), new Point(1199, 254)), "4_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(1015, 253), new Point(1199, 508)), "4_1"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(1015, 507), new Point(1199, 762)), "4_2"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(1015, 761), new Point(1199, 1016)), "4_3"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(1015, 1015), new Point(1199, 1270)), "4_4"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(1015, 1269), new Point(1199, 1499)), "4_5"),
};
EnumerableExtensions.EnumerateSame(expected, actual);
}
public void ComputeTiles_BigWithDoubleOverlap()
{
var size = new Size(700, 700);
var actual = DeepZoomImage.ComputeTiles(size, 254, 1);
var expected = new[]
{
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 0), new Point(254, 254)), "0_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 253), new Point(254, 508)), "0_1"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(0, 507), new Point(254, 699)), "0_2"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(253, 0), new Point(508, 254)), "1_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(253, 253), new Point(508, 508)), "1_1"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(253, 507), new Point(508, 699)), "1_2"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(507, 0), new Point(699, 254)), "2_0"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(507, 253), new Point(699, 508)), "2_1"),
new Pair <Rectangle, string>(DeepZoomImage.CreateRectangle(new Point(507, 507), new Point(699, 699)), "2_2"),
};
EnumerableExtensions.EnumerateSame(expected, actual);
}
public void Slice_SquareLogo()
{
Assert.AreEqual(10, DeepZoomImage.DetermineMaximumLevel(SquareLogoSize));
using (var sourceBitmap = new Bitmap(SquareLogoSize.Width, SquareLogoSize.Height))
{
var tester = new Action <int, IEnumerable <Size> > ((level, expectedSliceSizes) =>
{
var levelSize = DeepZoomImage.ComputeLevelSize(SquareLogoSize, level);
var tiles = DeepZoomImage.ComputeTiles(levelSize, 254, 1);
var slices = DeepZoomImage.Slice(sourceBitmap, tiles);
var actualSliceSizes = slices.Map(pair => pair.First.Size);
EnumerableExtensions.EnumerateSame(expectedSliceSizes, actualSliceSizes);
}
);
tester(10, new[]
{
new Size(255, 255), new Size(255, 256), new Size(255, 193),
new Size(256, 255), new Size(256, 256), new Size(256, 193),
new Size(193, 255), new Size(193, 256), new Size(193, 193),
}
);
tester(9, new[]
{
new Size(255, 255), new Size(255, 97),
new Size(97, 255), new Size(97, 97),
}
);
tester(8, new[] { new Size(175, 175) });
tester(7, new[] { new Size(88, 88) });
tester(6, new[] { new Size(44, 44) });
tester(5, new[] { new Size(22, 22) });
tester(4, new[] { new Size(11, 11) });
tester(3, new[] { new Size(6, 6) });
tester(2, new[] { new Size(3, 3) });
tester(1, new[] { new Size(2, 2) });
tester(0, new[] { new Size(1, 1) });
}
}
// TODO: Move to re-usable class library
internal static void AssertStreamsAreEqual <T>(string expectedResourceFileName, MemoryStream actualStream)
{
using (var expectedStream = AssemblyExtensions.OpenScopedResourceStream <T> (expectedResourceFileName))
{
var expectedBytes = expectedStream.EnumerateBytes();
actualStream.Seek(0, SeekOrigin.Begin);
var actualBytes = actualStream.EnumerateBytes();
try
{
EnumerableExtensions.EnumerateSame(expectedBytes, actualBytes);
}
catch (AssertionException)
{
actualStream.Seek(0, SeekOrigin.Begin);
using (var fileStream = expectedResourceFileName.CreateWriteStream())
{
actualStream.WriteTo(fileStream);
}
throw;
}
}
}
public void GenerateCollectionTiles_OneTwentyEight()
{
var expected = new[]
{
new ImageCollectionTile(0, 0, 0, new[]
{
TestIds[0],
TestIds[1],
TestIds[2],
TestIds[3],
}
),
new ImageCollectionTile(0, 1, 4, new[]
{
TestIds[4],
TestIds[5],
TestIds[6],
TestIds[7],
}
),
new ImageCollectionTile(1, 0, 8, new[]
{
TestIds[8],
TestIds[9],
TestIds[10],
TestIds[11],
}
),
new ImageCollectionTile(1, 1, 12, new[]
{
TestIds[12],
TestIds[13],
TestIds[14],
TestIds[15],
}
),
new ImageCollectionTile(0, 2, 16, new[]
{
TestIds[16],
TestIds[17],
TestIds[18],
TestIds[19],
}
),
new ImageCollectionTile(0, 3, 20, new[]
{
TestIds[20],
TestIds[21],
TestIds[22],
TestIds[23],
}
),
new ImageCollectionTile(1, 2, 24, new[]
{
TestIds[24],
TestIds[25],
TestIds[26],
TestIds[27],
}
),
new ImageCollectionTile(1, 3, 28, new[]
{
TestIds[28],
TestIds[29],
}
),
};
var actual = DeepZoomCollection.GenerateCollectionTiles(TestIds, 128);
EnumerableExtensions.EnumerateSame(expected, actual);
}
public void Difference_Empty()
{
var actual = Program.Difference(new string[] {}, new string[] {});
EnumerableExtensions.EnumerateSame(EmptyStringSequence, actual);
}
public void Compare_DifferentButIdenticalAssembly()
{
var actual = Compare(_baseline, _manual);
EnumerableExtensions.EnumerateSame(EmptyStringSequence, actual.Lines());
}
public void Compare_SameAssembly()
{
var actual = Compare(_baseline, _baseline);
EnumerableExtensions.EnumerateSame(EmptyStringSequence, actual.Lines());
}
public void Difference_LastLeftEqual()
{
var actual = Program.Difference(new[] { "c" }, new[] { "a", "b", "c" });
EnumerableExtensions.EnumerateSame(new[] { "a", "b" }, actual);
}
public void Difference_OnlyItemsOnTheRight()
{
var actual = Program.Difference(EmptyStringSequence, new[] { "a", "b", "c" });
EnumerableExtensions.EnumerateSame(new[] { "a", "b", "c" }, actual);
}
public void Difference_OnlyOneItemOnTheLeft()
{
var actual = Program.Difference(new[] { "a" }, EmptyStringSequence);
EnumerableExtensions.EnumerateSame(new[] { "a" }, actual);
}
public void Difference_AlternatingWithLastTwoOnRight()
{
var actual = Program.Difference(new[] { "c" }, new[] { "b", "d", "e" });
EnumerableExtensions.EnumerateSame(new[] { "b", "c", "d", "e" }, actual);
}
public void Difference_OneTooManyAtTheBeginningOfRight()
{
var actual = Program.Difference(new[] { "b" }, new[] { "a", "b" });
EnumerableExtensions.EnumerateSame(new[] { "a" }, actual);
}
public void GenerateCollectionTiles_TwoFiftySix()
{
var expected = new[]
{
new ImageCollectionTile(0, 0, 0, new[]
{
TestIds[0],
}
),
new ImageCollectionTile(0, 1, 1, new[]
{
TestIds[1],
}
),
new ImageCollectionTile(1, 0, 2, new[]
{
TestIds[2],
}
),
new ImageCollectionTile(1, 1, 3, new[]
{
TestIds[3],
}
),
new ImageCollectionTile(0, 2, 4, new[]
{
TestIds[4],
}
),
new ImageCollectionTile(0, 3, 5, new[]
{
TestIds[5],
}
),
new ImageCollectionTile(1, 2, 6, new[]
{
TestIds[6],
}
),
new ImageCollectionTile(1, 3, 7, new[]
{
TestIds[7],
}
),
new ImageCollectionTile(2, 0, 8, new[]
{
TestIds[8],
}
),
new ImageCollectionTile(2, 1, 9, new[]
{
TestIds[9],
}
),
new ImageCollectionTile(3, 0, 10, new[]
{
TestIds[10],
}
),
new ImageCollectionTile(3, 1, 11, new[]
{
TestIds[11],
}
),
new ImageCollectionTile(2, 2, 12, new[]
{
TestIds[12],
}
),
new ImageCollectionTile(2, 3, 13, new[]
{
TestIds[13],
}
),
new ImageCollectionTile(3, 2, 14, new[]
{
TestIds[14],
}
),
new ImageCollectionTile(3, 3, 15, new[]
{
TestIds[15],
}
),
new ImageCollectionTile(0, 4, 16, new[]
{
TestIds[16],
}
),
new ImageCollectionTile(0, 5, 17, new[]
{
TestIds[17],
}
),
new ImageCollectionTile(1, 4, 18, new[]
{
TestIds[18],
}
),
new ImageCollectionTile(1, 5, 19, new[]
{
TestIds[19],
}
),
new ImageCollectionTile(0, 6, 20, new[]
{
TestIds[20],
}
),
new ImageCollectionTile(0, 7, 21, new[]
{
TestIds[21],
}
),
new ImageCollectionTile(1, 6, 22, new[]
{
TestIds[22],
}
),
new ImageCollectionTile(1, 7, 23, new[]
{
TestIds[23],
}
),
new ImageCollectionTile(2, 4, 24, new[]
{
TestIds[24],
}
),
new ImageCollectionTile(2, 5, 25, new[]
{
TestIds[25],
}
),
new ImageCollectionTile(3, 4, 26, new[]
{
TestIds[26],
}
),
new ImageCollectionTile(3, 5, 27, new[]
{
TestIds[27],
}
),
new ImageCollectionTile(2, 6, 28, new[]
{
TestIds[28],
}
),
new ImageCollectionTile(2, 7, 29, new[]
{
TestIds[29],
}
),
};
var actual = DeepZoomCollection.GenerateCollectionTiles(TestIds, 256);
EnumerableExtensions.EnumerateSame(expected, actual);
}
