Initial import

util/maidenhead/point_test.go

@@ -0,0 +1,37 @@
+package maidenhead
+
+import (
+	"math"
+	"testing"
+)
+
+var pointTests = []struct {
+	point   Point
+	bearing float64
+	compass string
+}{
+	{Point{48.14666, 11.60833}, 195, "SSW"},
+	{Point{-34.91, -56.21166}, 69, "ENE"},
+	{Point{38.92, -77.065}, 98, "E"},
+	{Point{-41.28333, 174.745}, 187, "S"},
+	{Point{41.714775, -72.727260}, 101, "ESE"},
+	{Point{37.413708, -122.1073236}, 69, "ENE"},
+	{Point{35.0542, -85.1142}, 92, "E"},
+}
+
+func TestPointBearing(t *testing.T) {
+	var center = NewPoint(0, 0)
+	for _, test := range pointTests {
+		t.Run("", func(t *testing.T) {
+			bearing := math.Floor(test.point.Bearing(center))
+			if bearing != test.bearing {
+				t.Fatalf("%s -> %s, expected %0.f, got %0.f\n", test.point, center, test.bearing, bearing)
+			}
+			compass := test.point.CompassBearing(center)
+			if compass != test.compass {
+				t.Logf("%s -> %s, expected %q, got %q\n", test.point, center, test.compass, compass)
+			}
+			//t.Logf("%s -> %s, bearing %.0f %s\n", test.point, center, bearing, compass)
+		})
+	}
+}