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trip_detector_test.go
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/
trip_detector_test.go
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package main
import (
"github.com/paulmach/orb"
"testing"
"github.com/montanaflynn/stats"
)
func TestWhatIsMode(t *testing.T) {
floats := []float64{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 2, 2, 1, 1}
stats := stats.Float64Data(floats)
mode, err := stats.Mode()
if err != nil {
t.Fatal(err)
}
t.Logf("Mode: %v", mode)
}
func TestSegmentsIntersect(t *testing.T) {
type testCase struct {
segment1 orb.LineString
segment2 orb.LineString
intersect bool
}
testCases := []testCase{
{orb.LineString{{0, 0}, {1, 1}}, orb.LineString{{0, 1}, {1, 0}}, true}, // x marks spot
{orb.LineString{{0, 0}, {-1, -1}}, orb.LineString{{0, -1}, {-1, 0}}, true}, // x marks spot
{orb.LineString{{0, 0}, {1, 1}}, orb.LineString{{1, 1}, {2, 2}}, false}, // same slope extension
{orb.LineString{{0, 0}, {1, 1}}, orb.LineString{{1, 1}, {1, 2}}, false}, // different slope extension
{orb.LineString{{0, 0}, {1, 1}}, orb.LineString{{1, 1}, {0, 0.1}}, false}, // near-reverse angle, no intersection
{orb.LineString{{0, 0}, {1, 1}}, orb.LineString{{3, 3}, {4, 6}}, false}, // discontinuous, same slope, no intersection
{orb.LineString{{0, 0}, {0, 1}}, orb.LineString{{0, 1}, {0, 2}}, false}, // vertical, no intersection
{orb.LineString{{0, 0}, {1, 1}}, orb.LineString{{0, 0}, {-1, -1}}, false},
}
for i, tc := range testCases {
//isIntersection := tc.segment1.Bound().Pad(-segmentBoundEpsilon).Intersects(tc.segment2.Bound().Pad(-segmentBoundEpsilon))
//if isIntersection != tc.intersect {
// t.Errorf("Test case %d failed: expected %v, got %v", i, tc.intersect, isIntersection)
//}
isIntersection, _, _ := segmentsIntersect(tc.segment1, tc.segment2)
if isIntersection != tc.intersect {
t.Errorf("Test case %d failed: expected %v, got %v", i, tc.intersect, isIntersection)
}
}
}