diff --git a/server/models/video.js b/server/models/video.js
index ceed976b0..17eff6428 100644
--- a/server/models/video.js
+++ b/server/models/video.js
@@ -335,7 +335,7 @@ function toFormatedJSON () {
     author: this.Author.name,
     duration: this.duration,
     tags: map(this.Tags, 'name'),
-    thumbnailPath: constants.STATIC_PATHS.THUMBNAILS + '/' + this.getThumbnailName(),
+    thumbnailPath: pathUtils.join(constants.STATIC_PATHS.THUMBNAILS, this.getThumbnailName()),
     createdAt: this.createdAt,
     updatedAt: this.updatedAt
   }
diff --git a/server/tests/api/single-pod.js b/server/tests/api/single-pod.js
index 2ac83bbf4..2db60448f 100644
--- a/server/tests/api/single-pod.js
+++ b/server/tests/api/single-pod.js
@@ -338,69 +338,69 @@ describe('Test a single pod', function () {
   })
 
   it('Should list only the two first videos', function (done) {
-    videosUtils.getVideosListPagination(server.url, 0, 2, function (err, res) {
+    videosUtils.getVideosListPagination(server.url, 0, 2, 'name', function (err, res) {
       if (err) throw err
 
       const videos = res.body.data
       expect(res.body.total).to.equal(6)
       expect(videos.length).to.equal(2)
-      expect(videos[0].name === videosListBase[0].name)
-      expect(videos[1].name === videosListBase[1].name)
+      expect(videos[0].name).to.equal(videosListBase[0].name)
+      expect(videos[1].name).to.equal(videosListBase[1].name)
 
       done()
     })
   })
 
   it('Should list only the next three videos', function (done) {
-    videosUtils.getVideosListPagination(server.url, 2, 3, function (err, res) {
+    videosUtils.getVideosListPagination(server.url, 2, 3, 'name', function (err, res) {
       if (err) throw err
 
       const videos = res.body.data
       expect(res.body.total).to.equal(6)
       expect(videos.length).to.equal(3)
-      expect(videos[0].name === videosListBase[2].name)
-      expect(videos[1].name === videosListBase[3].name)
-      expect(videos[2].name === videosListBase[4].name)
+      expect(videos[0].name).to.equal(videosListBase[2].name)
+      expect(videos[1].name).to.equal(videosListBase[3].name)
+      expect(videos[2].name).to.equal(videosListBase[4].name)
 
       done()
     })
   })
 
   it('Should list the last video', function (done) {
-    videosUtils.getVideosListPagination(server.url, 5, 6, function (err, res) {
+    videosUtils.getVideosListPagination(server.url, 5, 6, 'name', function (err, res) {
       if (err) throw err
 
       const videos = res.body.data
       expect(res.body.total).to.equal(6)
       expect(videos.length).to.equal(1)
-      expect(videos[0].name === videosListBase[5].name)
+      expect(videos[0].name).to.equal(videosListBase[5].name)
 
       done()
     })
   })
 
   it('Should search the first video', function (done) {
-    videosUtils.searchVideoWithPagination(server.url, 'webm', 'name', 0, 1, function (err, res) {
+    videosUtils.searchVideoWithPagination(server.url, 'webm', 'name', 0, 1, 'name', function (err, res) {
       if (err) throw err
 
       const videos = res.body.data
       expect(res.body.total).to.equal(4)
       expect(videos.length).to.equal(1)
-      expect(videos[0].name === 'video_short.webm name')
+      expect(videos[0].name).to.equal('video_short1.webm name')
 
       done()
     })
   })
 
   it('Should search the last two videos', function (done) {
-    videosUtils.searchVideoWithPagination(server.url, 'webm', 'name', 2, 2, function (err, res) {
+    videosUtils.searchVideoWithPagination(server.url, 'webm', 'name', 2, 2, 'name', function (err, res) {
       if (err) throw err
 
       const videos = res.body.data
       expect(res.body.total).to.equal(4)
       expect(videos.length).to.equal(2)
-      expect(videos[0].name === 'video_short2.webm name')
-      expect(videos[1].name === 'video_short3.webm name')
+      expect(videos[0].name).to.equal('video_short3.webm name')
+      expect(videos[1].name).to.equal('video_short.webm name')
 
       done()
     })
@@ -476,12 +476,12 @@ describe('Test a single pod', function () {
       const videos = res.body.data
       expect(res.body.total).to.equal(6)
       expect(videos.length).to.equal(6)
-      expect(videos[5].name === 'video_short.mp4 name')
-      expect(videos[4].name === 'video_short.ogv name')
-      expect(videos[3].name === 'video_short.webm name')
-      expect(videos[2].name === 'video_short1.webm name')
-      expect(videos[1].name === 'video_short2.webm name')
-      expect(videos[0].name === 'video_short3.webm name')
+      expect(videos[0].name).to.equal('video_short.webm name')
+      expect(videos[1].name).to.equal('video_short.ogv name')
+      expect(videos[2].name).to.equal('video_short.mp4 name')
+      expect(videos[3].name).to.equal('video_short3.webm name')
+      expect(videos[4].name).to.equal('video_short2.webm name')
+      expect(videos[5].name).to.equal('video_short1.webm name')
 
       done()
     })
@@ -495,12 +495,12 @@ describe('Test a single pod', function () {
       expect(res.body.total).to.equal(4)
       expect(videos.length).to.equal(4)
 
-      expect(videos[0].name === 'video_short.webm name')
-      expect(videos[1].name === 'video_short1.webm name')
-      expect(videos[2].name === 'video_short2.webm name')
-      expect(videos[3].name === 'video_short3.webm name')
+      expect(videos[0].name).to.equal('video_short1.webm name')
+      expect(videos[1].name).to.equal('video_short2.webm name')
+      expect(videos[2].name).to.equal('video_short3.webm name')
+      expect(videos[3].name).to.equal('video_short.webm name')
 
-      videoId = videos[3].id
+      videoId = videos[2].id
 
       done()
     })
@@ -535,8 +535,6 @@ describe('Test a single pod', function () {
         if (err) throw err
         expect(test).to.equal(true)
 
-        videoId = video.id
-
         webtorrent.add(video.magnetUri, function (torrent) {
           expect(torrent.files).to.exist
           expect(torrent.files.length).to.equal(1)
diff --git a/server/tests/utils/videos.js b/server/tests/utils/videos.js
index beafd3cf5..f94368437 100644
--- a/server/tests/utils/videos.js
+++ b/server/tests/utils/videos.js
@@ -58,17 +58,25 @@ function getVideosList (url, end) {
     .end(end)
 }
 
-function getVideosListPagination (url, start, count, end) {
+function getVideosListPagination (url, start, count, sort, end) {
+  if (!end) {
+    end = sort
+    sort = null
+  }
+
   const path = '/api/v1/videos'
 
-  request(url)
-    .get(path)
-    .query({ start: start })
-    .query({ count: count })
-    .set('Accept', 'application/json')
-    .expect(200)
-    .expect('Content-Type', /json/)
-    .end(end)
+  const req = request(url)
+              .get(path)
+              .query({ start: start })
+              .query({ count: count })
+
+  if (sort) req.query({ sort })
+
+  req.set('Accept', 'application/json')
+     .expect(200)
+     .expect('Content-Type', /json/)
+     .end(end)
 }
 
 function getVideosListSort (url, sort, end) {
@@ -116,18 +124,26 @@ function searchVideo (url, search, field, end) {
      .end(end)
 }
 
-function searchVideoWithPagination (url, search, field, start, count, end) {
+function searchVideoWithPagination (url, search, field, start, count, sort, end) {
+  if (!end) {
+    end = sort
+    sort = null
+  }
+
   const path = '/api/v1/videos'
 
-  request(url)
-    .get(path + '/search/' + search)
-    .query({ start: start })
-    .query({ count: count })
-    .query({ field: field })
-    .set('Accept', 'application/json')
-    .expect(200)
-    .expect('Content-Type', /json/)
-    .end(end)
+  const req = request(url)
+              .get(path + '/search/' + search)
+              .query({ start: start })
+              .query({ count: count })
+              .query({ field: field })
+
+  if (sort) req.query({ sort })
+
+  req.set('Accept', 'application/json')
+     .expect(200)
+     .expect('Content-Type', /json/)
+     .end(end)
 }
 
 function searchVideoWithSort (url, search, sort, end) {