Changes in src/unittests/PlaneUnittest.cpp [fa5a6a:27ac00]

File:

• src/unittests/PlaneUnittest.cpp (modified) (2 diffs)

src/unittests/PlaneUnittest.cpp

@@ -17 +17 @@
 
 #include "vector.hpp"
+#include "Line.hpp"
 
 CPPUNIT_TEST_SUITE_REGISTRATION( PlaneUnittest );
@@ -153 +154 @@
   CPPUNIT_ASSERT(fabs(p4->distance(e1)-1) < MYEPSILON);
   CPPUNIT_ASSERT_EQUAL(zeroVec,p4->getClosestPoint(e1));
-
-
-}
+}
+
+void PlaneUnittest::mirrorTest(){
+  Vector fixture;
+
+  // some Vectors that lie on the planes
+  fixture = p1->mirrorVector(e1);
+  CPPUNIT_ASSERT_EQUAL(fixture,e1);
+  fixture = p1->mirrorVector(e2);
+  CPPUNIT_ASSERT_EQUAL(fixture,e2);
+  fixture = p1->mirrorVector(e3);
+  CPPUNIT_ASSERT_EQUAL(fixture,e3);
+
+  fixture = p2->mirrorVector(zeroVec);
+  CPPUNIT_ASSERT_EQUAL(fixture,zeroVec);
+  fixture = p2->mirrorVector(e1);
+  CPPUNIT_ASSERT_EQUAL(fixture,e1);
+  fixture = p2->mirrorVector(e2);
+  CPPUNIT_ASSERT_EQUAL(fixture,e2);
+
+  fixture = p3->mirrorVector(zeroVec);
+  CPPUNIT_ASSERT_EQUAL(fixture,zeroVec);
+  fixture = p3->mirrorVector(e1);
+  CPPUNIT_ASSERT_EQUAL(fixture,e1);
+  fixture = p3->mirrorVector(e3);
+  CPPUNIT_ASSERT_EQUAL(fixture,e3);
+
+  fixture = p4->mirrorVector(zeroVec);
+  CPPUNIT_ASSERT_EQUAL(fixture,zeroVec);
+  fixture = p4->mirrorVector(e2);
+  CPPUNIT_ASSERT_EQUAL(fixture,e2);
+  fixture = p4->mirrorVector(e3);
+  CPPUNIT_ASSERT_EQUAL(fixture,e3);
+
+  // some Vectors outside of the planes
+  {
+    Vector t = (2./3.)*(e1+e2+e3);
+    fixture = p1->mirrorVector(zeroVec);
+    CPPUNIT_ASSERT_EQUAL(fixture,t);
+  }
+
+  fixture = p2->mirrorVector(e3);
+  CPPUNIT_ASSERT_EQUAL(fixture,-1*e3);
+  fixture = p3->mirrorVector(e2);
+  CPPUNIT_ASSERT_EQUAL(fixture,-1*e2);
+  fixture = p4->mirrorVector(e1);
+  CPPUNIT_ASSERT_EQUAL(fixture,-1*e1);
+}
+
+void PlaneUnittest::LineIntersectionTest(){
+  Vector fixture;
+  // plane at (0,0,0) normal to (1,0,0) cuts line from (0,0,0) to (2,1,0) at ???
+  Line l1 = makeLineThrough(zeroVec,Vector(2,1,0));
+  CPPUNIT_ASSERT_NO_THROW(fixture = Plane(e1, zeroVec).GetIntersection(l1) );
+  CPPUNIT_ASSERT_EQUAL( zeroVec, fixture );
+
+  // plane at (2,1,0) normal to (0,1,0) cuts line from (1,0,0) to (0,1,1) at ???
+  Line l2 = makeLineThrough(e1,Vector(0,1,1));
+  CPPUNIT_ASSERT_NO_THROW(fixture = Plane(e2, Vector(2,1,0)).GetIntersection(l2) );
+  CPPUNIT_ASSERT_EQUAL( Vector(0., 1., 1.), fixture );
+}