Correct test names for default_test, add verbose flag to go test

.drone.yml

@@ -6,7 +6,7 @@ steps:
   - name: test
     image: golang
     commands:
-      - go test
+      - go test -v
     environment:
       IMGUR_CLIENT_ID:
         from_secret: imgur_client_id

default_test.go

@@ -5,7 +5,7 @@ import (
 	"testing"
 )
 
-func Test_LinkInfoApi_detectContentType(t *testing.T) {
+func TestLinkInfoApi_detectContentType(t *testing.T) {
 	api := New()
 
 	contentType := api.detectContentType("http://example.com", "")
@@ -23,7 +23,7 @@ func Test_LinkInfoApi_detectContentType(t *testing.T) {
 	}
 }
 
-func Test_LinkInfoApi_defaultLinkHandler(t *testing.T) {
+func TestLinkInfoApi_defaultLinkHandler(t *testing.T) {
 	type expectedData struct {
 		Link  string
 		Title string
@@ -54,7 +54,7 @@ func Test_LinkInfoApi_defaultLinkHandler(t *testing.T) {
 	}
 }
 
-func Test_LinkInfoApi_retrieveHtmlLinkTitle(t *testing.T) {
+func TestLinkInfoApi_retrieveHtmlLinkTitle(t *testing.T) {
 	ret := &LinkInfo{}
 
 	api := New()