improve tests

test/test_jordan.cpp

@@ -0,0 +1,46 @@
+#include "Matrix.h"
+#include <cassert>
+
+#ifdef NDEBUG
+#error "Il faut être en debug mode ! xmake f -m debug"
+#endif
+
+struct Test{
+    Matrix mat;
+    Matrix res;
+};
+
+static const std::vector<Test> TEST_MATRICES = {
+    // test 1
+    {{3, 3, {
+        1, 2, 3,
+        4, 5, 6,
+        7, 8, 9,
+    }}, {3, 3, {
+        1, 0, -1,
+        0, 1, 2,
+        0, 0, 0,
+    }}},
+    // test 2
+    {{3, 3, {
+        4, 5, 6,
+        1, 2, 3,
+        7, 8, 9,
+    }}, {3, 3, {
+        1, 0, -1,
+        0, 1, 2,
+        0, 0, 0,
+    }}}
+};
+
+void test() {
+	for (Test test : TEST_MATRICES) {
+        test.mat.GaussJordan(true);
+        assert(test.mat == test.res);
+    }
+}
+
+int main(int argc, char** argv) {
+	test();
+	return 0;
+}