[GeoLib] Tests for Polygon::containsSegment().

Tests/GeoLib/TestPolygon.cpp

@@ -129,6 +129,76 @@ TEST_F(PolygonTest, isPntInPolygonCheckOuterPoints)
  *        0
  * 0 = (0,0), 1=(-2,2), 2=(-2,4), 3=(-1,2), 4=(0,4), 5=(1,2), 6=(2,4), 7=(2,2)
  */
+TEST_F(PolygonTest, containsSegment)
+{
+	// test segment (2,6)
+	GeoLib::Point &a(*(const_cast<GeoLib::Point*>(_polygon->getPoint(2))));
+	GeoLib::Point &b(*(const_cast<GeoLib::Point*>(_polygon->getPoint(6))));
+	ASSERT_FALSE(_polygon->containsSegment(a, b));
+
+	// test segments of polygon
+	for (std::size_t k(0); k<_polygon->getNumberOfPoints()-1;k++) {
+		a = *(const_cast<GeoLib::Point*>(_polygon->getPoint(k)));
+		b = *(const_cast<GeoLib::Point*>(_polygon->getPoint(k+1)));
+		EXPECT_TRUE(_polygon->containsSegment(a, b));
+	}
+
+	// 01
+	a = *(const_cast<GeoLib::Point*>(_polygon->getPoint(0)));
+	b = *(const_cast<GeoLib::Point*>(_polygon->getPoint(1)));
+	ASSERT_TRUE(_polygon->containsSegment(a, b));
+
+	// 12
+	a = *(const_cast<GeoLib::Point*>(_polygon->getPoint(1)));
+	b = *(const_cast<GeoLib::Point*>(_polygon->getPoint(2)));
+	ASSERT_TRUE(_polygon->containsSegment(a, b));
+
+	// 23
+	a = *(const_cast<GeoLib::Point*>(_polygon->getPoint(2)));
+	b = *(const_cast<GeoLib::Point*>(_polygon->getPoint(3)));
+	ASSERT_TRUE(_polygon->containsSegment(a, b));
+
+	// 34
+	a = *(const_cast<GeoLib::Point*>(_polygon->getPoint(3)));
+	b = *(const_cast<GeoLib::Point*>(_polygon->getPoint(4)));
+	ASSERT_TRUE(_polygon->containsSegment(a, b));
+
+	// 45
+	a = *(const_cast<GeoLib::Point*>(_polygon->getPoint(4)));
+	b = *(const_cast<GeoLib::Point*>(_polygon->getPoint(5)));
+	ASSERT_TRUE(_polygon->containsSegment(a, b));
+
+	// 56
+	a = *(const_cast<GeoLib::Point*>(_polygon->getPoint(5)));
+	b = *(const_cast<GeoLib::Point*>(_polygon->getPoint(6)));
+	ASSERT_TRUE(_polygon->containsSegment(a, b));
+
+	// 67
+	a = *(const_cast<GeoLib::Point*>(_polygon->getPoint(6)));
+	b = *(const_cast<GeoLib::Point*>(_polygon->getPoint(7)));
+	ASSERT_TRUE(_polygon->containsSegment(a, b));
+
+	// 70
+	a = *(const_cast<GeoLib::Point*>(_polygon->getPoint(7)));
+	b = *(const_cast<GeoLib::Point*>(_polygon->getPoint(0)));
+	ASSERT_TRUE(_polygon->containsSegment(a, b));
+
+	// test segment (3,5)
+	a = *(const_cast<GeoLib::Point*>(_polygon->getPoint(3)));
+	b = *(const_cast<GeoLib::Point*>(_polygon->getPoint(5)));
+	ASSERT_TRUE(_polygon->containsSegment(a, b));
+
+	// test segment (1,7)
+	a = *(const_cast<GeoLib::Point*>(_polygon->getPoint(1)));
+	b = *(const_cast<GeoLib::Point*>(_polygon->getPoint(7)));
+	ASSERT_TRUE(_polygon->containsSegment(a, b));
+
+	// test segment (1,4)
+	a = *(const_cast<GeoLib::Point*>(_polygon->getPoint(1)));
+	b = *(const_cast<GeoLib::Point*>(_polygon->getPoint(4)));
+	ASSERT_FALSE(_polygon->containsSegment(a, b));
+
+}
 
 TEST_F(PolygonTest, isPolylineInPolygon)
 {