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geocoding_test.go
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geocoding_test.go
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package geocoder
import "testing"
const (
city = "Seattle"
state = "WA"
postalCode = "98164"
seattleLat = 47.603832
seattleLng = -122.330062
antwerpLat = 51.221110
antwerpLng = 4.399708
beijingLat = 39.905963
beijingLng = 116.391248
)
func TestGeocode(t *testing.T) {
query := "Seattle WA"
lat, lng, err := Geocode(query)
if err != nil {
t.Errorf("Seattle: Expected error to be nil ~ Received %v", err)
}
if lat != seattleLat || lng != seattleLng {
t.Errorf("Seattle: Expected (%f, %f) ~ Received (%f, %f)", seattleLat, seattleLng, lat, lng)
}
}
func TestReverseGeoCode(t *testing.T) {
address, err := ReverseGeocode(seattleLat, seattleLng)
if err != nil {
t.Errorf("Seattle (reverse): Expected error to be nil ~ Received %v", err)
}
if address != nil && address.City != city || address.State != state || address.PostalCode != postalCode {
t.Errorf("Seattle (reverse): Expected %s %s %s ~ Received %s %s %s",
city, state, postalCode, address.City, address.State, address.PostalCode)
}
}
func TestBatchGeocode(t *testing.T) {
latLngs, err := BatchGeocode([]string{"Antwerp,Belgium", "Beijing,China"})
if err != nil {
t.Errorf("Seattle (reverse): Expected error to be nil ~ Received %v", err)
}
if len(latLngs) != 2 {
t.Fatalf("Batch: Expected len(batch) to be 2, got %v", latLngs)
}
antwerp := latLngs[0]
if antwerp.Lat != antwerpLat || antwerp.Lng != antwerpLng {
t.Errorf("Antwerp: Expected %f, %f ~ Received %f, %f", antwerpLat, antwerpLng, antwerp.Lat, antwerp.Lng)
}
beijing := latLngs[1]
if beijing.Lat != beijingLat || beijing.Lng != beijingLng {
t.Errorf("Beijng: Expected %f, %f ~ Received %f, %f", beijingLat, beijingLng, beijing.Lat, beijing.Lng)
}
}
func TestGeocodeShouldFail(t *testing.T) {
query := "Seattle WA"
// set a bad api key
savedApiKey := apiKey
SetAPIKey("bad api key that doesn't exist, hopefully!")
lat, lng, err := Geocode(query)
SetAPIKey(savedApiKey)
if err == nil {
t.Errorf("Seattle: Expected error to not be nil ~ Received %v", err)
}
if lat != 0 || lng != 0 {
t.Errorf("Seattle: Expected (0, 0) ~ Received (%f, %f)", lat, lng)
}
}
func TestReverseGeoCodeShouldFail(t *testing.T) {
// set a bad api key
savedApiKey := apiKey
SetAPIKey("bad api key that doesn't exist, hopefully!")
address, err := ReverseGeocode(seattleLat, seattleLng)
SetAPIKey(savedApiKey)
if err == nil {
t.Errorf("Seattle (reverse): Expected error to not be nil ~ Received %v", err)
}
if address != nil {
t.Errorf("Seattle (reverse): Expected address to be nil ~ Received %v",
address)
}
}
func TestFullGeocode(t *testing.T) {
query := "Seattle WA"
result, err := FullGeocode(query)
if err != nil {
t.Errorf("Seattle: Expected error to be nil ~ Received %v", err)
}
location := result.Results[0].Locations[0]
if location.LatLng.Lat != seattleLat || location.LatLng.Lng != seattleLng {
t.Errorf("Seattle: Expected (%f, %f) ~ Received (%f, %f)", seattleLat, seattleLng, location.LatLng.Lat, location.LatLng.Lng)
}
}
func TestBatchGeocodeShouldFail(t *testing.T) {
// set a bad api key
savedApiKey := apiKey
SetAPIKey("bad api key that doesn't exist, hopefully!")
latLngs, err := BatchGeocode([]string{"Antwerp,Belgium", "Beijing,China"})
SetAPIKey(savedApiKey)
if err == nil {
t.Errorf("Batch: Expected error to be nil ~ Received %v", err)
}
if len(latLngs) != 0 {
t.Errorf("Batch: Expected len(batch) to be 0, got %v", latLngs)
}
}