Add integration test for export API endpoint

Gopkg.lock

@@ -41,7 +41,7 @@
   branch = "master"
   name = "github.com/miniflux/miniflux-go"
   packages = ["."]
-  revision = "3d654932d84b6afdbd5e66b34b08392f62229e61"
+  revision = "887ba3b062946784f0e64edb1734f435beb204f9"
 
 [[projects]]
   name = "github.com/tdewolff/minify"

integration_test.go

@@ -634,6 +634,25 @@ func TestCreateFeedWithInexistingCategory(t *testing.T) {
 	}
 }
 
+func TestExport(t *testing.T) {
+	username := getRandomUsername()
+	client := miniflux.NewClient(testBaseURL, testAdminUsername, testAdminPassword)
+	_, err := client.CreateUser(username, testStandardPassword, false)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	client = miniflux.NewClient(testBaseURL, username, testStandardPassword)
+	output, err := client.Export()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if !strings.HasPrefix(string(output), "<?xml") {
+		t.Fatalf(`Invalid OPML export, got "%s"`, string(output))
+	}
+}
+
 func TestUpdateFeed(t *testing.T) {
 	username := getRandomUsername()
 	client := miniflux.NewClient(testBaseURL, testAdminUsername, testAdminPassword)

vendor/github.com/miniflux/miniflux-go/README.md

@@ -40,6 +40,21 @@ func main() {
         return
     }
     fmt.Println(feeds)
+
+    // Backup to opml file.
+    opml, err := client.Export()
+    if err != nil {
+        fmt.Println(err)
+        return
+    }
+
+    err = ioutil.WriteFile("opml.xml", opml, 0644)
+    if err != nil {
+        fmt.Println(err)
+        return
+    }
+    fmt.Println("backup done!")
+
 }
 ```
 

vendor/github.com/miniflux/miniflux-go/client.go

@@ -7,6 +7,7 @@ package miniflux
 import (
 	"encoding/json"
 	"fmt"
+	"io/ioutil"
 	"net/url"
 	"strconv"
 )
@@ -213,6 +214,22 @@ func (c *Client) Feeds() (Feeds, error) {
 	return feeds, nil
 }
 
+// Export creates OPML file.
+func (c *Client) Export() ([]byte, error) {
+	body, err := c.request.Get("/v1/export")
+	if err != nil {
+		return nil, err
+	}
+	defer body.Close()
+
+	opml, err := ioutil.ReadAll(body)
+	if err != nil {
+		return nil, err
+	}
+
+	return opml, nil
+}
+
 // Feed gets a feed.
 func (c *Client) Feed(feedID int64) (*Feed, error) {
 	body, err := c.request.Get(fmt.Sprintf("/v1/feeds/%d", feedID))

vendor/github.com/miniflux/miniflux-go/miniflux.go

@@ -25,7 +25,9 @@ type User struct {
 	Theme          string            `json:"theme"`
 	Language       string            `json:"language"`
 	Timezone       string            `json:"timezone"`
+	EntryDirection string            `json:"entry_sorting_direction"`
 	LastLoginAt    *time.Time        `json:"last_login_at"`
+	Extra          map[string]string `json:"extra"`
 }
 
 func (u User) String() string {