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93 lines
2.7 KiB
Go
93 lines
2.7 KiB
Go
package geo
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestDeg(t *testing.T) {
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t.Run("Lat0", func(t *testing.T) {
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dLat, dLng := Deg(0.0, 11.1)
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t.Logf("dLat: %f, dLng: %f", dLat, dLng)
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assert.InEpsilon(t, 0.000100, dLat, 0.01)
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assert.InEpsilon(t, 0.000100, dLng, 0.01)
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})
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t.Run("Lat23", func(t *testing.T) {
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dLat, dLng := Deg(23.0, 11.1)
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t.Logf("dLat: %f, dLng: %f", dLat, dLng)
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assert.InEpsilon(t, 0.000100, dLat, 0.01)
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assert.InEpsilon(t, 0.000108, dLng, 0.01)
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})
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t.Run("Lat45", func(t *testing.T) {
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dLat, dLng := Deg(45.0, 11.1)
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t.Logf("dLat: %f, dLng: %f", dLat, dLng)
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assert.InEpsilon(t, 0.000100, dLat, 0.01)
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assert.InEpsilon(t, 0.000141, dLng, 0.01)
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})
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t.Run("Lat67", func(t *testing.T) {
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dLat, dLng := Deg(67.0, 11.1)
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t.Logf("dLat: %f, dLng: %f", dLat, dLng)
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assert.InEpsilon(t, 0.000100, dLat, 0.01)
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assert.InEpsilon(t, 0.000255, dLng, 0.01)
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})
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t.Run("ZeroMeters", func(t *testing.T) {
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dLat, dLng := Deg(50.0, 0.0)
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t.Logf("dLat: %f, dLng: %f", dLat, dLng)
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assert.Equal(t, 0.0, dLat)
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assert.Equal(t, 0.0, dLng)
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})
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t.Run("LatOutOfRange", func(t *testing.T) {
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dLat, dLng := Deg(123.0, 11.1)
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t.Logf("dLat: %f, dLng: %f", dLat, dLng)
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assert.InEpsilon(t, 0.000100, dLat, 0.01)
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assert.InEpsilon(t, 0.057195, dLng, 0.01)
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dLat, dLng = Deg(-600.0, 11.1)
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t.Logf("dLat: %f, dLng: %f", dLat, dLng)
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assert.InEpsilon(t, 0.000100, dLat, 0.01)
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assert.InEpsilon(t, 0.057195, dLng, 0.01)
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dLat, dLng = Deg(-600.0, 11.1)
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t.Logf("dLat: %f, dLng: %f", dLat, dLng)
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assert.InEpsilon(t, 0.000100, dLat, 0.01)
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assert.InEpsilon(t, 0.057195, dLng, 0.01)
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})
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}
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func TestDegKm(t *testing.T) {
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t.Run("Lat0", func(t *testing.T) {
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dLat, dLng := DegKm(0.0, 0.0111)
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t.Logf("dLat: %f, dLng: %f", dLat, dLng)
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assert.InEpsilon(t, 0.000100, dLat, 0.01)
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assert.InEpsilon(t, 0.000100, dLng, 0.01)
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})
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t.Run("Lat23", func(t *testing.T) {
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dLat, dLng := DegKm(23.0, 0.0111)
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t.Logf("dLat: %f, dLng: %f", dLat, dLng)
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assert.InEpsilon(t, 0.000100, dLat, 0.01)
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assert.InEpsilon(t, 0.000108, dLng, 0.01)
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})
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t.Run("Lat45", func(t *testing.T) {
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dLat, dLng := DegKm(45.0, 0.0111)
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t.Logf("dLat: %f, dLng: %f", dLat, dLng)
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assert.InEpsilon(t, 0.000100, dLat, 0.01)
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assert.InEpsilon(t, 0.000141, dLng, 0.01)
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})
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t.Run("Lat67", func(t *testing.T) {
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dLat, dLng := DegKm(67.0, 0.0111)
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t.Logf("dLat: %f, dLng: %f", dLat, dLng)
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assert.InEpsilon(t, 0.000100, dLat, 0.01)
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assert.InEpsilon(t, 0.000255, dLng, 0.01)
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})
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}
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func TestKm(t *testing.T) {
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t.Run("BerlinShanghai", func(t *testing.T) {
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berlin := Position{Name: "Berlin", Lat: 52.5243700, Lng: 13.4105300}
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shanghai := Position{Name: "Shanghai", Lat: 31.2222200, Lng: 121.4580600}
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result := Km(berlin, shanghai)
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assert.Equal(t, 8396, int(result))
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})
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}
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