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System.Numeric.Tests tests now have unique inputs #40564

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Aug 26, 2019
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System.Numeric.Tests tests now have unique inputs #40564

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80 changes: 46 additions & 34 deletions src/System.Numerics.Vectors/tests/Matrix3x2Tests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -9,15 +9,15 @@ namespace System.Numerics.Tests
{
public class Matrix3x2Tests
{
static Matrix3x2 GenerateMatrixNumberFrom1To6()
static Matrix3x2 GenerateIncrementalMatrixNumber(float value = 0.0f)
{
Matrix3x2 a = new Matrix3x2();
a.M11 = 1.0f;
a.M12 = 2.0f;
a.M21 = 3.0f;
a.M22 = 4.0f;
a.M31 = 5.0f;
a.M32 = 6.0f;
a.M11 = value + 1.0f;
a.M12 = value + 2.0f;
a.M21 = value + 3.0f;
a.M22 = value + 4.0f;
a.M31 = value + 5.0f;
a.M32 = value + 6.0f;
return a;
}

Expand Down Expand Up @@ -314,7 +314,7 @@ public void Matrix3x2LerpTest()
a.M31 = 31.0f;
a.M32 = 32.0f;

Matrix3x2 b = GenerateMatrixNumberFrom1To6();
Matrix3x2 b = GenerateIncrementalMatrixNumber();

float t = 0.5f;

Expand All @@ -337,7 +337,7 @@ public void Matrix3x2LerpTest()
[Fact]
public void Matrix3x2UnaryNegationTest()
{
Matrix3x2 a = GenerateMatrixNumberFrom1To6();
Matrix3x2 a = GenerateIncrementalMatrixNumber();

Matrix3x2 expected = new Matrix3x2();
expected.M11 = -1.0f;
Expand All @@ -355,9 +355,15 @@ public void Matrix3x2UnaryNegationTest()
[Fact]
public void Matrix3x2SubtractionTest()
{
Matrix3x2 a = GenerateMatrixNumberFrom1To6();
Matrix3x2 b = GenerateMatrixNumberFrom1To6();
Matrix3x2 a = GenerateIncrementalMatrixNumber();
Matrix3x2 b = GenerateIncrementalMatrixNumber(-3.0f);
Matrix3x2 expected = new Matrix3x2();
expected.M11 = a.M11 - b.M11;
expected.M12 = a.M12 - b.M12;
expected.M21 = a.M21 - b.M21;
expected.M22 = a.M22 - b.M22;
expected.M31 = a.M31 - b.M31;
expected.M32 = a.M32 - b.M32;

Matrix3x2 actual = a - b;
Assert.True(MathHelper.Equal(expected, actual), "Matrix3x2.operator - did not return the expected value.");
Expand All @@ -367,8 +373,8 @@ public void Matrix3x2SubtractionTest()
[Fact]
public void Matrix3x2MultiplyTest1()
{
Matrix3x2 a = GenerateMatrixNumberFrom1To6();
Matrix3x2 b = GenerateMatrixNumberFrom1To6();
Matrix3x2 a = GenerateIncrementalMatrixNumber();
Matrix3x2 b = GenerateIncrementalMatrixNumber(-3.0f);

Matrix3x2 expected = new Matrix3x2();
expected.M11 = a.M11 * b.M11 + a.M12 * b.M21;
Expand Down Expand Up @@ -423,8 +429,8 @@ public void Matrix3x2MultiplyTest4()
[Fact]
public void Matrix3x2AdditionTest()
{
Matrix3x2 a = GenerateMatrixNumberFrom1To6();
Matrix3x2 b = GenerateMatrixNumberFrom1To6();
Matrix3x2 a = GenerateIncrementalMatrixNumber();
Matrix3x2 b = GenerateIncrementalMatrixNumber(-3.0f);

Matrix3x2 expected = new Matrix3x2();
expected.M11 = a.M11 + b.M11;
Expand Down Expand Up @@ -466,8 +472,8 @@ public void Matrix3x2ToStringTest()
[Fact]
public void Matrix3x2AddTest()
{
Matrix3x2 a = GenerateMatrixNumberFrom1To6();
Matrix3x2 b = GenerateMatrixNumberFrom1To6();
Matrix3x2 a = GenerateIncrementalMatrixNumber();
Matrix3x2 b = GenerateIncrementalMatrixNumber(-3.0f);

Matrix3x2 expected = new Matrix3x2();
expected.M11 = a.M11 + b.M11;
Expand All @@ -487,8 +493,8 @@ public void Matrix3x2AddTest()
[Fact]
public void Matrix3x2EqualsTest()
{
Matrix3x2 a = GenerateMatrixNumberFrom1To6();
Matrix3x2 b = GenerateMatrixNumberFrom1To6();
Matrix3x2 a = GenerateIncrementalMatrixNumber();
Matrix3x2 b = GenerateIncrementalMatrixNumber();

// case 1: compare between same values
object obj = b;
Expand Down Expand Up @@ -521,7 +527,7 @@ public void Matrix3x2EqualsTest()
[Fact]
public void Matrix3x2GetHashCodeTest()
{
Matrix3x2 target = GenerateMatrixNumberFrom1To6();
Matrix3x2 target = GenerateIncrementalMatrixNumber();
int expected = unchecked(target.M11.GetHashCode() + target.M12.GetHashCode() +
target.M21.GetHashCode() + target.M22.GetHashCode() +
target.M31.GetHashCode() + target.M32.GetHashCode());
Expand All @@ -535,8 +541,8 @@ public void Matrix3x2GetHashCodeTest()
[Fact]
public void Matrix3x2MultiplyTest3()
{
Matrix3x2 a = GenerateMatrixNumberFrom1To6();
Matrix3x2 b = GenerateMatrixNumberFrom1To6();
Matrix3x2 a = GenerateIncrementalMatrixNumber();
Matrix3x2 b = GenerateIncrementalMatrixNumber(-3.0f);

Matrix3x2 expected = new Matrix3x2();
expected.M11 = a.M11 * b.M11 + a.M12 * b.M21;
Expand Down Expand Up @@ -570,7 +576,7 @@ public void Matrix3x2MultiplyTest3()
[Fact]
public void Matrix3x2MultiplyTest5()
{
Matrix3x2 a = GenerateMatrixNumberFrom1To6();
Matrix3x2 a = GenerateIncrementalMatrixNumber();
Matrix3x2 expected = new Matrix3x2(3, 6, 9, 12, 15, 18);
Matrix3x2 actual = Matrix3x2.Multiply(a, 3);

Expand All @@ -581,7 +587,7 @@ public void Matrix3x2MultiplyTest5()
[Fact]
public void Matrix3x2MultiplyTest6()
{
Matrix3x2 a = GenerateMatrixNumberFrom1To6();
Matrix3x2 a = GenerateIncrementalMatrixNumber();
Matrix3x2 expected = new Matrix3x2(3, 6, 9, 12, 15, 18);
Matrix3x2 actual = a * 3;

Expand All @@ -592,7 +598,7 @@ public void Matrix3x2MultiplyTest6()
[Fact]
public void Matrix3x2NegateTest()
{
Matrix3x2 m = GenerateMatrixNumberFrom1To6();
Matrix3x2 m = GenerateIncrementalMatrixNumber();

Matrix3x2 expected = new Matrix3x2();
expected.M11 = -1.0f;
Expand All @@ -611,8 +617,8 @@ public void Matrix3x2NegateTest()
[Fact]
public void Matrix3x2InequalityTest()
{
Matrix3x2 a = GenerateMatrixNumberFrom1To6();
Matrix3x2 b = GenerateMatrixNumberFrom1To6();
Matrix3x2 a = GenerateIncrementalMatrixNumber();
Matrix3x2 b = GenerateIncrementalMatrixNumber();

// case 1: compare between same values
bool expected = false;
Expand All @@ -630,8 +636,8 @@ public void Matrix3x2InequalityTest()
[Fact]
public void Matrix3x2EqualityTest()
{
Matrix3x2 a = GenerateMatrixNumberFrom1To6();
Matrix3x2 b = GenerateMatrixNumberFrom1To6();
Matrix3x2 a = GenerateIncrementalMatrixNumber();
Matrix3x2 b = GenerateIncrementalMatrixNumber();

// case 1: compare between same values
bool expected = true;
Expand All @@ -649,11 +655,17 @@ public void Matrix3x2EqualityTest()
[Fact]
public void Matrix3x2SubtractTest()
{
Matrix3x2 a = GenerateMatrixNumberFrom1To6();
Matrix3x2 b = GenerateMatrixNumberFrom1To6();
Matrix3x2 a = GenerateIncrementalMatrixNumber();
Matrix3x2 b = GenerateIncrementalMatrixNumber(-3.0f);
Matrix3x2 expected = new Matrix3x2();
Matrix3x2 actual;
expected.M11 = a.M11 - b.M11;
expected.M12 = a.M12 - b.M12;
expected.M21 = a.M21 - b.M21;
expected.M22 = a.M22 - b.M22;
expected.M31 = a.M31 - b.M31;
expected.M32 = a.M32 - b.M32;

Matrix3x2 actual;
actual = Matrix3x2.Subtract(a, b);
Assert.Equal(expected, actual);
}
Expand Down Expand Up @@ -804,8 +816,8 @@ public void Matrix3x2TranslationTest()
[Fact]
public void Matrix3x2EqualsTest1()
{
Matrix3x2 a = GenerateMatrixNumberFrom1To6();
Matrix3x2 b = GenerateMatrixNumberFrom1To6();
Matrix3x2 a = GenerateIncrementalMatrixNumber();
Matrix3x2 b = GenerateIncrementalMatrixNumber();

// case 1: compare between same values
bool expected = true;
Expand Down
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