tsai
/
ImageSharp
mirror of https://github.com/SixLabors/ImageSharp
1
0
Fork 0
Code Issues Projects Releases Wiki Activity
Browse Source

refactored short2 tests

pull/603/head
popow 8 years ago
parent
2980ef58f0
commit
8b33250a09
1 changed files with 129 additions and 37 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 166
      tests/ImageSharp.Tests/PixelFormats/PackedPixelTests.cs

166
tests/ImageSharp.Tests/PixelFormats/PackedPixelTests.cs
View File

@ -710,7 +710,6 @@ namespace SixLabors.ImageSharp.Tests.Colors
[Fact]
public void NormalizedByte4_ToVector4()
{
// Test ToVector4
Assert.True(Equal(Vector4.One, new NormalizedByte4(Vector4.One).ToVector4()));
Assert.True(Equal(Vector4.Zero, new NormalizedByte4(Vector4.Zero).ToVector4()));
Assert.True(Equal(-Vector4.One, new NormalizedByte4(-Vector4.One).ToVector4()));
@ -831,13 +830,13 @@ namespace SixLabors.ImageSharp.Tests.Colors
// arrange
var bgra32 = default(Bgra32);
var short4 = default(NormalizedByte4);
var expectedBgra32 = new Bgra32(9, 115, 202, 127);
// act
short4.PackFromBgra32(new Bgra32(9, 115, 202, 127));
short4.PackFromBgra32(expectedBgra32);
short4.ToBgra32(ref bgra32);
// assert
var expectedBgra32 = new Bgra32(9, 115, 202, 127);
Assert.Equal(bgra32, expectedBgra32);
}
@ -1355,72 +1354,165 @@ namespace SixLabors.ImageSharp.Tests.Colors
}
[Fact]
public void Short2()
public void Short2_PackedValues()
{
// Test ordering
Assert.Equal((uint)0x361d2db1, new Short2(0x2db1, 0x361d).PackedValue);
Assert.Equal(4294639744, new Short2(127.5f, -5.3f).PackedValue);
// Test the limits.
Assert.Equal((uint)0x0, new Short2(Vector2.Zero).PackedValue);
Assert.Equal((uint)0x7FFF7FFF, new Short2(Vector2.One * 0x7FFF).PackedValue);
Assert.Equal(0x80008000, new Short2(Vector2.One * -0x8000).PackedValue);
}
// Test ToVector2.
[Fact]
public void Short2_ToVector2()
{
Assert.True(Equal(Vector2.One * 0x7FFF, new Short2(Vector2.One * 0x7FFF).ToVector2()));
Assert.True(Equal(Vector2.Zero, new Short2(Vector2.Zero).ToVector2()));
Assert.True(Equal(Vector2.One * -0x8000, new Short2(Vector2.One * -0x8000).ToVector2()));
Assert.True(Equal(Vector2.UnitX * 0x7FFF, new Short2(Vector2.UnitX * 0x7FFF).ToVector2()));
Assert.True(Equal(Vector2.UnitY * 0x7FFF, new Short2(Vector2.UnitY * 0x7FFF).ToVector2()));
}
// Test clamping.
Assert.True(Equal(Vector2.One * 0x7FFF, new Short2(Vector2.One * 1234567.0f).ToVector2()));
Assert.True(Equal(Vector2.One * -0x8000, new Short2(Vector2.One * -1234567.0f).ToVector2()));
// Test ToVector4.
[Fact]
public void Short2_ToVector4()
{
Assert.True(Equal(new Vector4(0x7FFF, 0x7FFF, 0, 1), (new Short2(Vector2.One * 0x7FFF)).ToVector4()));
Assert.True(Equal(new Vector4(0, 0, 0, 1), (new Short2(Vector2.Zero)).ToVector4()));
Assert.True(Equal(new Vector4(-0x8000, -0x8000, 0, 1), (new Short2(Vector2.One * -0x8000)).ToVector4()));
}
// Test ToScaledVector4.
Vector4 scaled = new Short2(Vector2.One * 0x7FFF).ToScaledVector4();
[Fact]
public void Short2_Clamping()
{
Assert.True(Equal(Vector2.One * 0x7FFF, new Short2(Vector2.One * 1234567.0f).ToVector2()));
Assert.True(Equal(Vector2.One * -0x8000, new Short2(Vector2.One * -1234567.0f).ToVector2()));
}
[Fact]
public void Short2_ToScaledVector4()
{
// arrange
var short2 = new Short2(Vector2.One * 0x7FFF);
// act
Vector4 scaled = short2.ToScaledVector4();
// assert
Assert.Equal(1, scaled.X);
Assert.Equal(1, scaled.Y);
Assert.Equal(0, scaled.Z);
Assert.Equal(1, scaled.W);
}
// Test PackFromScaledVector4.
[Fact]
public void Short2_PackFromScaledVector4()
{
// arrange
var pixel = default(Short2);
var short2 = new Short2(Vector2.One * 0x7FFF);
ulong expectedPackedValue = 0x7FFF7FFF;
// act
Vector4 scaled = short2.ToScaledVector4();
pixel.PackFromScaledVector4(scaled);
Assert.Equal((uint)0x7FFF7FFF, pixel.PackedValue);
// Test ordering
float x = 0x2db1;
float y = 0x361d;
Assert.Equal((uint)0x361d2db1, new Short2(x, y).PackedValue);
x = 127.5f;
y = -5.3f;
Assert.Equal(4294639744, new Short2(x, y).PackedValue);
// assert
Assert.Equal(expectedPackedValue, pixel.PackedValue);
}
var rgb = default(Rgb24);
var rgba = default(Rgba32);
var bgr = default(Bgr24);
var bgra = default(Bgra32);
[Fact]
public void Short2_ToRgb24()
{
// arrange
var short2 = new Short2(127.5f, -5.3f);
var rgb24 = default(Rgb24);
var expectedRgb24 = new Rgb24(128, 127, 0);
new Short2(x, y).ToRgb24(ref rgb);
Assert.Equal(rgb, new Rgb24(128, 127, 0));
// act
short2.ToRgb24(ref rgb24);
new Short2(x, y).ToRgba32(ref rgba);
Assert.Equal(rgba, new Rgba32(128, 127, 0, 255));
// assert
Assert.Equal(expectedRgb24, rgb24);
}
new Short2(x, y).ToBgr24(ref bgr);
Assert.Equal(bgr, new Bgr24(128, 127, 0));
[Fact]
public void Short2_ToRgba32()
{
// arrange
var short2 = new Short2(127.5f, -5.3f);
var rgba32 = default(Rgba32);
var expectedRgba32 = new Rgba32(128, 127, 0, 255);
new Short2(x, y).ToBgra32(ref bgra);
Assert.Equal(bgra, new Bgra32(128, 127, 0, 255));
// act
short2.ToRgba32(ref rgba32);
var r = default(Short2);
r.PackFromRgba32(new Rgba32(20, 38, 0, 255));
r.ToRgba32(ref rgba);
Assert.Equal(rgba, new Rgba32(20, 38, 0, 255));
// assert
Assert.Equal(expectedRgba32, rgba32);
}
[Fact]
public void Short2_ToBgr24()
{
// arrange
var short2 = new Short2(127.5f, -5.3f);
var bgr24 = default(Bgr24);
// act
short2.ToBgr24(ref bgr24);
// assert
var expectedBgr24 = new Bgr24(128, 127, 0);
Assert.Equal(expectedBgr24, bgr24);
}
[Fact]
public void Short2_ToArgb32()
{
// arrange
var short2 = new Short2(127.5f, -5.3f);
var argb32 = default(Argb32);
var expectedArgb32 = new Argb32(128, 127, 0, 255);
// act
short2.ToArgb32(ref argb32);
// assert
Assert.Equal(expectedArgb32, argb32);
}
[Fact]
public void Short2_ToBgra32()
{
// arrange
var short2 = new Short2(127.5f, -5.3f);
var bgra32 = default(Bgra32);
var expectedBgra32 = new Bgra32(128, 127, 0, 255);
// act
short2.ToBgra32(ref bgra32);
// assert
Assert.Equal(expectedBgra32, bgra32);
}
[Fact]
public void Short2_PackFromRgba32_ToRgba32()
{
// arrange
var rgba32 = default(Rgba32);
var short2 = default(Short2);
var expectedRgba32 = new Rgba32(20, 38, 0, 255);
// act
short2.PackFromRgba32(expectedRgba32);
short2.ToRgba32(ref rgba32);
// assert
Assert.Equal(rgba32, expectedRgba32);
}
[Fact]
public void Short4_PackedValues()
{

Write Preview
Loading…
Cancel
Save