Backend: Add WebDAV client and dummy test server #225

Signed-off-by: Michael Mayer <michael@liquidbytes.net>
2020-03-27 11:01:41 +01:00 · 2020-03-27 11:01:41 +01:00 · b86f68c3f3
commit b86f68c3f3
parent d80a69e962
16 changed files with 545 additions and 0 deletions
--- a/3
+++ b/3
@ -132,6 +132,9 @@ docker-tensorflow:
 docker-tidb:
 	scripts/docker-build.sh tidb $(TIDB_VERSION)
 	scripts/docker-push.sh tidb $(TIDB_VERSION)
+docker-webdav:
+	scripts/docker-build.sh webdav $(DOCKER_TAG)
+	scripts/docker-push.sh webdav $(DOCKER_TAG)
 lint-js:
 	(cd frontend &&	npm run lint)
 fmt-js:
--- a/docker-compose.travis.yml
+++ b/docker-compose.travis.yml
@ -50,3 +50,6 @@ services:
      MYSQL_USER: photoprism
      MYSQL_PASSWORD: photoprism
      MYSQL_DATABASE: photoprism
+
+  webdav-dummy:
+    image: photoprism/webdav:20200327
--- a/docker-compose.yml
+++ b/docker-compose.yml
@ -53,3 +53,6 @@ services:
      MYSQL_USER: photoprism
      MYSQL_PASSWORD: photoprism
      MYSQL_DATABASE: photoprism
+
+  webdav-dummy:
+    image: photoprism/webdav:20200327
--- a/docker/webdav/Dockerfile
+++ b/docker/webdav/Dockerfile
@ -0,0 +1,16 @@
+FROM golang:1.14
+
+LABEL maintainer="Michael Mayer <michael@liquidbytes.net>"
+
+# Set up project directory
+WORKDIR "/webdav"
+
+RUN go get github.com/hacdias/webdav
+
+# Expose HTTP port
+EXPOSE 80
+
+COPY /docker/webdav/config.yml /webdav/config.yml
+COPY /docker/webdav/files /webdav/files
+
+CMD webdav -c /webdav/config.yml
--- a/docker/webdav/config.yml
+++ b/docker/webdav/config.yml
@ -0,0 +1,16 @@
+# Server related settings
+address: 0.0.0.0
+port: 80
+auth: true
+tls: false
+prefix: /
+
+# Default settings
+scope: /webdav/files
+modify: true
+rules: []
+
+# Accounts
+users:
+  - username: admin
+    password: photoprism
--- a/docker/webdav/files/Photos/2020/03/iphone_7.heic
+++ b/docker/webdav/files/Photos/2020/03/iphone_7.heic
--- a/docker/webdav/files/Photos/2020/03/iphone_7.json
+++ b/docker/webdav/files/Photos/2020/03/iphone_7.json
@ -0,0 +1,139 @@
+[{
+  "SourceFile": "IMG_3963.HEIC",
+  "ExifTool": {
+    "ExifToolVersion": 10.80
+  },
+  "File": {
+    "FileName": "IMG_3963.HEIC",
+    "Directory": ".",
+    "FileSize": "767 kB",
+    "FileModifyDate": "2019:06:06 03:46:59+00:00",
+    "FileAccessDate": "2019:06:06 03:49:46+00:00",
+    "FileInodeChangeDate": "2019:06:06 03:47:56+00:00",
+    "FilePermissions": "rw-r--r--",
+    "FileType": "HEIC",
+    "FileTypeExtension": "heic",
+    "MIMEType": "image/heic",
+    "ExifByteOrder": "Big-endian (Motorola, MM)",
+    "ImageWidth": 4032,
+    "ImageHeight": 3024
+  },
+  "QuickTime": {
+    "MajorBrand": "High Efficiency Image Format HEVC still image (.HEIC)",
+    "MinorVersion": "0.0.0",
+    "CompatibleBrands": ["mif1","heic"],
+    "HandlerType": "Picture",
+    "PrimaryItemReference": 49,
+    "ImageSpatialExtent": "4032x3024",
+    "ImagePixelDepth": "8 8 8",
+    "MovieDataSize": 782453,
+    "MovieDataOffset": 3290
+  },
+  "EXIF": {
+    "Make": "Apple",
+    "Model": "iPhone 7",
+    "Orientation": "Rotate 90 CW",
+    "XResolution": 72,
+    "YResolution": 72,
+    "ResolutionUnit": "inches",
+    "Software": "ProCam 10.5.8",
+    "ModifyDate": "2018:09:10 12:16:13",
+    "ExposureTime": "1/4000",
+    "FNumber": 1.8,
+    "ExposureProgram": "Program AE",
+    "ISO": 20,
+    "ExifVersion": "0221",
+    "DateTimeOriginal": "2018:09:10 12:16:13",
+    "CreateDate": "2018:09:10 12:16:13",
+    "ComponentsConfiguration": "Y, Cb, Cr, -",
+    "ShutterSpeedValue": "1/4000",
+    "ApertureValue": 1.8,
+    "BrightnessValue": 11.39478764,
+    "ExposureCompensation": 0,
+    "MeteringMode": "Multi-segment",
+    "Flash": "Off, Did not fire",
+    "FocalLength": "4.0 mm",
+    "SubjectArea": "2009 1510 2213 1331",
+    "SubSecTimeOriginal": "023",
+    "SubSecTimeDigitized": "023",
+    "FlashpixVersion": "0100",
+    "ColorSpace": "Uncalibrated",
+    "ExifImageWidth": 4032,
+    "ExifImageHeight": 3024,
+    "SensingMethod": "One-chip color area",
+    "SceneType": "Directly photographed",
+    "ExposureMode": "Auto",
+    "WhiteBalance": "Auto",
+    "DigitalZoomRatio": 1,
+    "FocalLengthIn35mmFormat": "74 mm",
+    "SceneCaptureType": "Standard",
+    "LensInfo": "3.99mm f/1.8",
+    "LensMake": "Apple",
+    "LensModel": "iPhone 7 back camera 3.99mm f/1.8",
+    "GPSLatitudeRef": "North",
+    "GPSLatitude": "34 deg 47' 50.82\"",
+    "GPSLongitudeRef": "East",
+    "GPSLongitude": "134 deg 45' 52.68\""
+  },
+  "MakerNotes": {
+    "RunTimeFlags": "Valid",
+    "RunTimeValue": 67281333929291,
+    "RunTimeScale": 1000000000,
+    "RunTimeEpoch": 0,
+    "AccelerationVector": "-0.005772667605 -0.993299298 0.1439166166"
+  },
+  "XMP": {
+    "XMP": "base64: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",
+    "XMPToolkit": "XMP Core 5.4.0",
+    "CreateDate": "2018:09:10 12:16:13",
+    "ModifyDate": "2018:09:10 12:16:13",
+    "CreatorTool": "ProCam 10.5.8",
+    "DateCreated": "2018:09:10 12:16:13"
+  },
+  "ICC_Profile": {
+    "ProfileCMMType": "Apple Computer Inc.",
+    "ProfileVersion": "4.0.0",
+    "ProfileClass": "Display Device Profile",
+    "ColorSpaceData": "RGB ",
+    "ProfileConnectionSpace": "XYZ ",
+    "ProfileDateTime": "2017:07:07 13:22:32",
+    "ProfileFileSignature": "acsp",
+    "PrimaryPlatform": "Apple Computer Inc.",
+    "CMMFlags": "Not Embedded, Independent",
+    "DeviceManufacturer": "Apple Computer Inc.",
+    "DeviceModel": "",
+    "DeviceAttributes": "Reflective, Glossy, Positive, Color",
+    "RenderingIntent": "Perceptual",
+    "ConnectionSpaceIlluminant": "0.9642 1 0.82491",
+    "ProfileCreator": "Apple Computer Inc.",
+    "ProfileID": "ca1a9582257f104d389913d5d1ea1582",
+    "ProfileDescription": "Display P3",
+    "ProfileCopyright": "Copyright Apple Inc., 2017",
+    "MediaWhitePoint": "0.95045 1 1.08905",
+    "RedMatrixColumn": "0.51512 0.2412 -0.00105",
+    "GreenMatrixColumn": "0.29198 0.69225 0.04189",
+    "BlueMatrixColumn": "0.1571 0.06657 0.78407",
+    "RedTRC": "base64:cGFyYQAAAAAAAwAAAAJmZgAA8qcAAA1ZAAAT0AAACls=",
+    "ChromaticAdaptation": "1.04788 0.02292 -0.0502 0.02959 0.99048 -0.01706 -0.00923 0.01508 0.75168",
+    "BlueTRC": "base64:cGFyYQAAAAAAAwAAAAJmZgAA8qcAAA1ZAAAT0AAACls=",
+    "GreenTRC": "base64:cGFyYQAAAAAAAwAAAAJmZgAA8qcAAA1ZAAAT0AAACls="
+  },
+  "Composite": {
+    "Aperture": 1.8,
+    "GPSLatitude": "34 deg 47' 50.82\" N",
+    "GPSLongitude": "134 deg 45' 52.68\" E",
+    "GPSPosition": "34 deg 47' 50.82\" N, 134 deg 45' 52.68\" E",
+    "ImageSize": "4032x3024",
+    "Megapixels": 12.2,
+    "RunTimeSincePowerUp": "18:41:21",
+    "ScaleFactor35efl": 18.5,
+    "ShutterSpeed": "1/4000",
+    "SubSecCreateDate": "2018:09:10 12:16:13.023",
+    "SubSecDateTimeOriginal": "2018:09:10 12:16:13.023",
+    "CircleOfConfusion": "0.002 mm",
+    "FOV": "27.3 deg",
+    "FocalLength35efl": "4.0 mm (35 mm equivalent: 74.0 mm)",
+    "HyperfocalDistance": "5.46 m",
+    "LightValue": 16.0
+  }
+}]
--- a/docker/webdav/files/Photos/2020/03/iphone_7.xmp
+++ b/docker/webdav/files/Photos/2020/03/iphone_7.xmp
@ -0,0 +1,101 @@
+<?xpacket begin='' id='W5M0MpCehiHzreSzNTczkc9d'?>
+<x:xmpmeta xmlns:x='adobe:ns:meta/' x:xmptk='Image::ExifTool 10.80'>
+<rdf:RDF xmlns:rdf='http://www.w3.org/1999/02/22-rdf-syntax-ns#'>
+
+ <rdf:Description rdf:about=''
+  xmlns:exif='http://ns.adobe.com/exif/1.0/'>
+  <exif:ApertureValue>13166/7763</exif:ApertureValue>
+  <exif:BrightnessValue>11805/1036</exif:BrightnessValue>
+  <exif:ColorSpace>65535</exif:ColorSpace>
+  <exif:ComponentsConfiguration>
+   <rdf:Seq>
+    <rdf:li>1</rdf:li>
+    <rdf:li>2</rdf:li>
+    <rdf:li>3</rdf:li>
+    <rdf:li>0</rdf:li>
+   </rdf:Seq>
+  </exif:ComponentsConfiguration>
+  <exif:DateTimeOriginal>2018-09-10T12:16:13</exif:DateTimeOriginal>
+  <exif:DigitalZoomRatio>1/1</exif:DigitalZoomRatio>
+  <exif:ExifVersion>0221</exif:ExifVersion>
+  <exif:ExposureBiasValue>0/1</exif:ExposureBiasValue>
+  <exif:ExposureMode>0</exif:ExposureMode>
+  <exif:ExposureProgram>2</exif:ExposureProgram>
+  <exif:ExposureTime>1/4000</exif:ExposureTime>
+  <exif:FNumber>9/5</exif:FNumber>
+  <exif:Flash rdf:parseType='Resource'>
+   <exif:Fired>False</exif:Fired>
+   <exif:Function>False</exif:Function>
+   <exif:Mode>2</exif:Mode>
+   <exif:RedEyeMode>False</exif:RedEyeMode>
+   <exif:Return>0</exif:Return>
+  </exif:Flash>
+  <exif:FlashpixVersion>0100</exif:FlashpixVersion>
+  <exif:FocalLength>4/1</exif:FocalLength>
+  <exif:FocalLengthIn35mmFilm>74</exif:FocalLengthIn35mmFilm>
+  <exif:GPSLatitude>34,47.847000N</exif:GPSLatitude>
+  <exif:GPSLongitude>134,45.878000E</exif:GPSLongitude>
+  <exif:ISOSpeedRatings>
+   <rdf:Seq>
+    <rdf:li>20</rdf:li>
+   </rdf:Seq>
+  </exif:ISOSpeedRatings>
+  <exif:MeteringMode>5</exif:MeteringMode>
+  <exif:PixelXDimension>4032</exif:PixelXDimension>
+  <exif:PixelYDimension>3024</exif:PixelYDimension>
+  <exif:SceneCaptureType>0</exif:SceneCaptureType>
+  <exif:SceneType>1</exif:SceneType>
+  <exif:SensingMethod>2</exif:SensingMethod>
+  <exif:ShutterSpeedValue>18535/1549</exif:ShutterSpeedValue>
+  <exif:SubjectArea>
+   <rdf:Seq>
+    <rdf:li>2009</rdf:li>
+    <rdf:li>1510</rdf:li>
+    <rdf:li>2213</rdf:li>
+    <rdf:li>1331</rdf:li>
+   </rdf:Seq>
+  </exif:SubjectArea>
+  <exif:WhiteBalance>0</exif:WhiteBalance>
+ </rdf:Description>
+
+ <rdf:Description rdf:about=''
+  xmlns:exifEX='http://cipa.jp/exif/1.0/'>
+  <exifEX:LensMake>Apple</exifEX:LensMake>
+  <exifEX:LensModel>iPhone 7 back camera 3.99mm f/1.8</exifEX:LensModel>
+  <exifEX:LensSpecification>
+   <rdf:Seq>
+    <rdf:li>399/100</rdf:li>
+    <rdf:li>399/100</rdf:li>
+    <rdf:li>9/5</rdf:li>
+    <rdf:li>9/5</rdf:li>
+   </rdf:Seq>
+  </exifEX:LensSpecification>
+ </rdf:Description>
+
+ <rdf:Description rdf:about=''
+  xmlns:photoshop='http://ns.adobe.com/photoshop/1.0/'>
+  <photoshop:DateCreated>2018-09-10T12:16:13</photoshop:DateCreated>
+ </rdf:Description>
+
+ <rdf:Description rdf:about=''
+  xmlns:tiff='http://ns.adobe.com/tiff/1.0/'>
+  <tiff:ImageLength>3024</tiff:ImageLength>
+  <tiff:ImageWidth>4032</tiff:ImageWidth>
+  <tiff:Make>Apple</tiff:Make>
+  <tiff:Model>iPhone 7</tiff:Model>
+  <tiff:Orientation>6</tiff:Orientation>
+  <tiff:ResolutionUnit>2</tiff:ResolutionUnit>
+  <tiff:Software>ProCam 10.5.8</tiff:Software>
+  <tiff:XResolution>72/1</tiff:XResolution>
+  <tiff:YResolution>72/1</tiff:YResolution>
+ </rdf:Description>
+
+ <rdf:Description rdf:about=''
+  xmlns:xmp='http://ns.adobe.com/xap/1.0/'>
+  <xmp:CreateDate>2018-09-10T12:16:13</xmp:CreateDate>
+  <xmp:CreatorTool>ProCam 10.5.8</xmp:CreatorTool>
+  <xmp:ModifyDate>2018-09-10T12:16:13</xmp:ModifyDate>
+ </rdf:Description>
+</rdf:RDF>
+</x:xmpmeta>
+<?xpacket end='w'?>
--- a/docker/webdav/files/Photos/2020/03/ocean_cyan.jpg
+++ b/docker/webdav/files/Photos/2020/03/ocean_cyan.jpg
--- a/docker/webdav/files/Photos/IMG_4120.JPG
+++ b/docker/webdav/files/Photos/IMG_4120.JPG
--- a/docker/webdav/files/Photos/IMG_E4120.JPG
+++ b/docker/webdav/files/Photos/IMG_E4120.JPG
--- a/go.mod
+++ b/go.mod
@ -59,6 +59,7 @@ require (
 	github.com/soheilhy/cmux v0.1.4 // indirect
 	github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72 // indirect
 	github.com/stretchr/testify v1.4.0
+	github.com/studio-b12/gowebdav v0.0.0-20200303150724-9380631c29a1
 	github.com/tensorflow/tensorflow v1.14.0
 	github.com/tmc/grpc-websocket-proxy v0.0.0-20171017195756-830351dc03c6 // indirect
 	github.com/twinj/uuid v1.0.0 // indirect
--- a/go.sum
+++ b/go.sum
@ -308,6 +308,8 @@ github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+github.com/studio-b12/gowebdav v0.0.0-20200303150724-9380631c29a1 h1:TPyHV/OgChqNcnYqCoCvIFjR9TU60gFXXBKnhOBzVEI=
+github.com/studio-b12/gowebdav v0.0.0-20200303150724-9380631c29a1/go.mod h1:gCcfDlA1Y7GqOaeEKw5l9dOGx1VLdc/HuQSlQAaZ30s=
 github.com/tensorflow/tensorflow v1.14.0 h1:g0W2+f/RybcvmrTjPLTwXkfr/BsDGUd8FKT6ZzojOMo=
 github.com/tensorflow/tensorflow v1.14.0/go.mod h1:itOSERT4trABok4UOoG+X4BoKds9F3rIsySdn+Lvu90=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20171017195756-830351dc03c6 h1:lYIiVDtZnyTWlNwiAxLj0bbpTcx1BWCFhXjfsvmPdNc=
--- a/internal/share/webdav/testdata/example.jpg
+++ b/internal/share/webdav/testdata/example.jpg
--- a/internal/share/webdav/webdav.go
+++ b/internal/share/webdav/webdav.go
@ -0,0 +1,146 @@
+/*
+Package entity implementing sharing with WebDAV servers.
+
+Additional information can be found in our Developer Guide:
+
+https://github.com/photoprism/photoprism/wiki
+*/
+package webdav
+
+import (
+	"fmt"
+	"io/ioutil"
+	"os"
+	"path"
+
+	"github.com/photoprism/photoprism/internal/event"
+	"github.com/studio-b12/gowebdav"
+)
+
+var log = event.Log
+
+type Client struct {
+	client *gowebdav.Client
+}
+
+// Connect creates a new WebDAV client.
+func Connect(url, user, pass string) Client {
+	clt := gowebdav.NewClient(url, user, pass)
+
+	result := Client{client: clt}
+
+	return result
+}
+
+// Files returns all files in path as string slice.
+func (c Client) Files(path string) (result []string, err error) {
+	files, err := c.client.ReadDir(path)
+
+	if err != nil {
+		return result, err
+	}
+
+	for _, file := range files {
+		if !file.Mode().IsRegular() { continue }
+		result = append(result, fmt.Sprintf("%s/%s", path, file.Name()))
+	}
+
+	return result, nil
+}
+
+// Directories returns all sub directories in path as string slice.
+func (c Client) Directories(path string) (result []string, err error) {
+	files, err := c.client.ReadDir(path)
+
+	if err != nil {
+		return result, err
+	}
+
+	for _, file := range files {
+		if !file.Mode().IsDir() { continue }
+		result = append(result, fmt.Sprintf("%s/%s", path, file.Name()))
+	}
+
+	return result, nil
+}
+
+// Download downloads a single file to the given location.
+func (c Client) Download(from, to string) error {
+	dir := path.Dir(to)
+	dirInfo, err := os.Stat(dir)
+
+	if err != nil {
+		// Create directory
+		if err := os.MkdirAll(dir, os.ModePerm); err != nil {
+			return fmt.Errorf("webdav: can't create %s (%s)", dir, err)
+		}
+	} else if !dirInfo.IsDir() {
+		return fmt.Errorf("webdav: %s is not a directory", dir)
+	}
+
+	bytes, err := c.client.Read(from)
+
+	if err != nil {
+		return err
+	}
+
+	return ioutil.WriteFile(to, bytes, 0644)
+}
+
+// DownloadDir downloads all files from a remote to a local directory.
+func (c Client) DownloadDir(from, to string, recursive bool) (errs []error) {
+	files, err := c.Files(from)
+
+	if err != nil {
+		return append(errs, err)
+	}
+
+	for _, file := range files {
+		dest := to + string(os.PathSeparator) + file
+
+		if _, err := os.Stat(dest); err == nil {
+			// File exists
+			msg := fmt.Errorf("webdav: %s exists", dest)
+			errs = append(errs, msg)
+			log.Error(msg)
+			continue
+		}
+
+		if err := c.Download(file, dest); err != nil {
+			msg := fmt.Errorf("webdav: %s", err)
+			errs = append(errs, msg)
+			log.Error(msg)
+			continue
+		}
+	}
+
+	if !recursive {
+		return errs
+	}
+
+	dirs, err := c.Directories(from)
+
+	for _, dir := range dirs {
+		errs = append(errs, c.DownloadDir(dir, to, true)...)
+	}
+
+	return errs
+}
+
+// Upload uploads a single file to the remote server.
+func (c Client) Upload(from, to string) error {
+	file, err := os.Open(from)
+
+	if err != nil {
+		return err
+	}
+
+	defer file.Close()
+
+	return c.client.WriteStream(to, file, 0644)
+}
+
+// Delete deletes a single file or directory on a remote server.
+func (c Client) Delete(path string) error {
+	return c.client.Remove(path)
+}
--- a/internal/share/webdav/webdav_test.go
+++ b/internal/share/webdav/webdav_test.go
@ -0,0 +1,115 @@
+package webdav
+
+import (
+	"os"
+	"testing"
+
+	"github.com/photoprism/photoprism/pkg/fs"
+	"github.com/photoprism/photoprism/pkg/rnd"
+	"github.com/stretchr/testify/assert"
+)
+
+const (
+	testUrl = "http://webdav-dummy/"
+	testUser = "admin"
+	testPass = "photoprism"
+)
+
+func TestConnect(t *testing.T) {
+	c := Connect(testUrl, testUser, testPass)
+
+	assert.IsType(t, Client{}, c)
+}
+
+func TestClient_Files(t *testing.T) {
+	c := Connect(testUrl, testUser, testPass)
+
+	assert.IsType(t, Client{}, c)
+
+	files, err := c.Files("Photos")
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if len(files) == 0 {
+		t.Fatal("no files found")
+	}
+}
+
+func TestClient_Download(t *testing.T) {
+	c := Connect(testUrl, testUser, testPass)
+
+	assert.IsType(t, Client{}, c)
+
+	files, err := c.Files("Photos")
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	tempDir := os.TempDir() + rnd.UUID()
+	tempFile := tempDir + "/foo.jpg"
+
+	if len(files) == 0 {
+		t.Fatal("no files to download")
+	}
+
+	if err := c.Download(files[0], tempFile); err != nil {
+		t.Fatal(err)
+	}
+
+	if !fs.FileExists(tempFile) {
+		t.Fatalf("%s does not exist", tempFile)
+	}
+
+	if err := os.RemoveAll(tempDir); err != nil {
+		t.Fatal(err)
+	}
+}
+
+func TestClient_DownloadDir(t *testing.T) {
+	c := Connect(testUrl, testUser, testPass)
+
+	assert.IsType(t, Client{}, c)
+
+	t.Run("non-recursive", func(t *testing.T) {
+		tempDir := os.TempDir() + rnd.UUID()
+
+		if errs := c.DownloadDir("Photos", tempDir, false); len(errs) > 0 {
+			t.Fatal(errs)
+		}
+
+		if err := os.RemoveAll(tempDir); err != nil {
+			t.Fatal(err)
+		}
+	})
+
+	t.Run("recursive", func(t *testing.T) {
+		tempDir := os.TempDir() + rnd.UUID()
+
+		if errs := c.DownloadDir("Photos", tempDir, true); len(errs) > 0 {
+			t.Fatal(errs)
+		}
+
+		if err := os.RemoveAll(tempDir); err != nil {
+			t.Fatal(err)
+		}
+	})
+}
+
+func TestClient_UploadAndDelete(t *testing.T) {
+	c := Connect(testUrl, testUser, testPass)
+
+	assert.IsType(t, Client{}, c)
+
+	tempName := rnd.UUID() + ".jpg"
+
+	if err := c.Upload("testdata/example.jpg", tempName); err != nil {
+		t.Fatal(err)
+	}
+
+	if err := c.Delete(tempName); err != nil {
+		t.Fatal(err)
+	}
+}