X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=tests%2Fmatrix.cpp;h=6f578883e6d047d83ee245e000b9ce8b64f1ea2a;hb=c854dd42c57b0430558baed5151449c83e24507f;hp=5b303dbe8cd99f706d4ce4889d766ee71f291657;hpb=9ab061034720c1c0db4e8bff5dae4191ccd2a26f;p=libs%2Fmath.git

diff --git a/tests/matrix.cpp b/tests/matrix.cpp
index 5b303db..6f57888 100644
--- a/tests/matrix.cpp
+++ b/tests/matrix.cpp
@@ -1,11 +1,19 @@
+#include <limits>
 #include <msp/linal/matrix.h>
 #include <msp/linal/squarematrix.h>
 #include <msp/test/test.h>
 
+using namespace std;
 using namespace Msp;
 
 class MatrixTests: public Test::RegisteredTest<MatrixTests>
 {
+private:
+	typedef LinAl::SquareMatrix<double, 2> Matrix2d;
+	typedef LinAl::Matrix<double, 3, 2> Matrix3x2d;
+	typedef LinAl::Matrix<double, 2, 3> Matrix2x3d;
+	typedef LinAl::SquareMatrix<double, 3> Matrix3d;
+
 public:
 	MatrixTests();
 
@@ -20,7 +28,7 @@ private:
 MatrixTests::MatrixTests()
 {
 	add(&MatrixTests::multiply, "Multiplication");
-	add(&MatrixTests::invert,   "Inversion");
+	add(&MatrixTests::invert, "Inversion");
 }
 
 void MatrixTests::multiply()
@@ -33,18 +41,19 @@ void MatrixTests::multiply()
 		9, 3, 9, 6
 	};
 
-	LinAl::Matrix<double, 3, 2> a(data);
-	LinAl::Matrix<double, 2, 3> b(data+6);
-	EXPECT_EQUAL(a*b, (LinAl::Matrix<double, 3, 3>(data+12)));
-	EXPECT_EQUAL(b*a, (LinAl::Matrix<double, 2, 2>(data+21)));
+	Matrix3x2d a(data);
+	Matrix2x3d b(data+6);
+	EXPECT_EQUAL(a*b, Matrix3d(data+12));
+	EXPECT_EQUAL(b*a, Matrix2d(data+21));
 }
 
 template<typename T, unsigned N>
 bool is_identity(const LinAl::Matrix<T, N, N> &m)
 {
+	static const T limit = numeric_limits<T>::epsilon()*4;
 	for(unsigned i=0; i<N; ++i)
 		for(unsigned j=0; j<N; ++j)
-			if(abs(T(i==j)-m(i, j))>1e-10)
+			if(abs(T(i==j)-m(i, j))>limit)
 				return false;
 	return true;
 }
@@ -56,7 +65,7 @@ void MatrixTests::invert()
 		1, 4, 2, 4, 8, 6, 2, 2, 4
 	};
 
-	LinAl::SquareMatrix<double, 3> m(data);
-	LinAl::SquareMatrix<double, 3> i = LinAl::invert(m);
+	Matrix3d m(data);
+	Matrix3d i = LinAl::invert(m);
 	EXPECT(is_identity(i*m));
 }