From cb03a1437be7341b28425c8c63e40d74cdc42ee4 Mon Sep 17 00:00:00 2001
From: Justin Lin <justin.sdk@gmail.com>
Date: Thu, 5 May 2022 08:41:27 +0800
Subject: [PATCH] add test

---
 test/matrix/test_m_rotation.scad | 21 +++++++++++++++++++++
 test/test_all.scad               |  1 +
 2 files changed, 22 insertions(+)
 create mode 100644 test/matrix/test_m_rotation.scad

diff --git a/test/matrix/test_m_rotation.scad b/test/matrix/test_m_rotation.scad
new file mode 100644
index 00000000..6a63a308
--- /dev/null
+++ b/test/matrix/test_m_rotation.scad
@@ -0,0 +1,21 @@
+use <unittest.scad>;
+use <matrix/m_rotation.scad>;
+
+module test_m_rotation() {
+    echo("==== test_m_rotation ====");
+
+    a = [0, -45, 45];
+
+    expected = [[0.5, -0.707107, -0.5, 0], [0.5, 0.707107, -0.5, 0], [0.707107, 0, 0.707107, 0], [0, 0, 0, 1]];
+    actual = m_rotation(a);
+    assertEqualPoints(expected, actual, 0.0005);
+
+    v = [10, 10, 10];
+
+    expected2 = [[0.804738, -0.310617, 0.505879, 0], [0.505879, 0.804738, -0.310617, 0], [-0.310617, 0.505879, 0.804738, 0], [0, 0, 0, 1]];
+    actual2 = m_rotation(a = 45, v = v);
+
+    assertEqualPoints(expected2, actual2, 0.0005);
+}
+
+test_m_rotation();
\ No newline at end of file
diff --git a/test/test_all.scad b/test/test_all.scad
index c6c5b5bd..d43d66d9 100644
--- a/test/test_all.scad
+++ b/test/test_all.scad
@@ -100,6 +100,7 @@ include <voxel/test_vx_contour.scad>;
 include <matrix/test_m_scaling.scad>;
 include <matrix/test_m_translation.scad>;
 include <matrix/test_m_determinant.scad>;
+include <matrix/test_m_rotation.scad>;
 
 // Voronoi
 include <voronoi/test_vrn2_cells_space.scad>;