Function TestDistance

math/pythagoras/pythagoras_test.go:22–37

TestDistance tests the Function Distance with 2 vectors

(t *testing.T)

// TestDistance tests the Function Distance with 2 vectors
func TestDistance(t *testing.T) {
	t.Parallel() // marks TestDistance as capable of running in parallel with other tests
	for _, tt := range distanceTest {
		tt := tt // NOTE: https://github.com/golang/go/wiki/CommonMistakes#using-goroutines-on-loop-iterator-variables
		t.Run(tt.name, func(t *testing.T) {
			t.Parallel()
			res := Distance(tt.v1, tt.v2)           // Calculate result for
			roundRes := (math.Floor(res*100) / 100) // Round to 2 decimal places because we can't compare an infinite number of places
			// Check result
			if roundRes != tt.res {
				t.Errorf("Distance(%v, %v) = %f, expected %f",
					tt.v1, tt.v2, roundRes, tt.res)
			}
		})
	}
}