diff --git a/tests/Http/Controllers/Api/Projects/ProjectAnnotationLabelsTest.php b/tests/Http/Controllers/Api/Projects/ProjectAnnotationLabelsTest.php
index b73c3c4..a37490e 100644
--- a/tests/Http/Controllers/Api/Projects/ProjectAnnotationLabelsTest.php
+++ b/tests/Http/Controllers/Api/Projects/ProjectAnnotationLabelsTest.php
@@ -102,7 +102,6 @@ public function testGetProjectAnnotationLabelsOnlyVideos()
             ]);
     }
 
-
     public function testGetProjectAnnotationLabelsNoLabels()
     {
         $this->beEditor();
@@ -110,4 +109,52 @@ public function testGetProjectAnnotationLabelsNoLabels()
             ->assertStatus(200)
             ->assertJsonCount(0);
     }
+
+    public function testGetProjectAnnotationLabelsSorting()
+    {
+        $id = $this->project()->id;
+        $img = ImageTest::create(['volume_id' => $this->volume()->id, 'filename' => 'abc.jpg']);
+        $a = ImageAnnotationTest::create(['image_id' => $img]);
+        $l1 = LabelTest::create(['name' => '1']);
+        $l3 = LabelTest::create(['name' => '11']);
+        ImageAnnotationLabelTest::create(['annotation_id' => $a->id, 'label_id' => $l1->id]);
+        ImageAnnotationLabelTest::create(['annotation_id' => $a->id, 'label_id' => $l3->id]);
+
+        $videoVolume = VolumeTest::create(['media_type_id' => MediaType::video(), 'creator_id' => $this->volume()->creator_id]);
+        $this->project()->volumes()->attach($videoVolume->id);
+        $vid = VideoTest::create(['volume_id' => $videoVolume, 'filename' => 'abc.jpg']);
+        $a2 = VideoAnnotationTest::create(['video_id' => $vid]);
+        $l2 = LabelTest::create(['name' => '2']);
+        VideoAnnotationLabelTest::create(['annotation_id' => $a2->id, 'label_id' => $l2->id]);
+
+        $this->beEditor();
+        $this->getJson("/api/v1/projects/{$id}/label-count")
+            ->assertStatus(200)
+            ->assertJsonCount(3)
+            ->assertExactJson(
+                [
+                    [
+                        "id" => $l1->id,
+                        "color" => $l1->color,
+                        "name" => $l1->name,
+                        "label_tree_id" => $l1->label_tree_id,
+                        "count" => 1
+                    ],
+                    [
+                        "id" => $l2->id,
+                        "color" => $l2->color,
+                        "name" => $l2->name,
+                        "label_tree_id" => $l2->label_tree_id,
+                        "count" => 1
+                    ],
+                    [
+                        "id" => $l3->id,
+                        "color" => $l3->color,
+                        "name" => $l3->name,
+                        "label_tree_id" => $l3->label_tree_id,
+                        "count" => 1
+                    ]
+                ]
+            );
+    }
 }
diff --git a/tests/Http/Controllers/Api/Volumes/VolumeAnnotationLabelsTest.php b/tests/Http/Controllers/Api/Volumes/VolumeAnnotationLabelsTest.php
index 6dbf3df..0e4c0c4 100644
--- a/tests/Http/Controllers/Api/Volumes/VolumeAnnotationLabelsTest.php
+++ b/tests/Http/Controllers/Api/Volumes/VolumeAnnotationLabelsTest.php
@@ -3,12 +3,14 @@
 namespace Biigle\Tests\Modules\Largo\Http\Controllers\Api\Volumes;
 
 use ApiTestCase;
+use Carbon\Carbon;
 use Biigle\MediaType;
 use Biigle\Tests\ImageTest;
 use Biigle\Tests\LabelTest;
 use Biigle\Tests\VideoTest;
 use Biigle\Tests\ImageAnnotationTest;
 use Biigle\Tests\VideoAnnotationTest;
+use Biigle\Tests\AnnotationSessionTest;
 use Biigle\Tests\ImageAnnotationLabelTest;
 use Biigle\Tests\VideoAnnotationLabelTest;
 
@@ -92,4 +94,208 @@ public function testGetImageVolumeAnnotationLabelsNoLabels()
             ->assertJsonCount(0);
     }
 
+    public function testGetVolumeAnnotationLabelsSorting()
+    {
+        $id = $this->volume()->id;
+        $img = ImageTest::create(['volume_id' => $id, 'filename' => 'abc.jpg']);
+        $a = ImageAnnotationTest::create(['image_id' => $img]);
+        $l1 = LabelTest::create(['name' => '1']);
+        $l2 = LabelTest::create(['name' => '11']);
+        $l3 = LabelTest::create(['name' => '2']);
+        ImageAnnotationLabelTest::create(['annotation_id' => $a->id, 'label_id' => $l1->id]);
+        ImageAnnotationLabelTest::create(['annotation_id' => $a->id, 'label_id' => $l2->id]);
+        ImageAnnotationLabelTest::create(['annotation_id' => $a->id, 'label_id' => $l3->id]);
+
+        $this->beEditor();
+        $this->getJson("/api/v1/volume/{$id}/label-count")
+            ->assertStatus(200)
+            ->assertJsonCount(3)
+            ->assertExactJson(
+                [
+                    [
+                        "id" => $l1->id,
+                        "color" => $l1->color,
+                        "name" => $l1->name,
+                        "label_tree_id" => $l1->label_tree_id,
+                        "count" => 1
+                    ],
+                    [
+                        "id" => $l3->id,
+                        "color" => $l3->color,
+                        "name" => $l3->name,
+                        "label_tree_id" => $l3->label_tree_id,
+                        "count" => 1
+                    ],
+                    [
+                        "id" => $l2->id,
+                        "color" => $l2->color,
+                        "name" => $l2->name,
+                        "label_tree_id" => $l2->label_tree_id,
+                        "count" => 1
+                    ]
+                ]
+            );
+    }
+
+    public function testGetVolumeAnnotationLabelsAnnotationSession()
+    {
+        $id = $this->volume()->id;
+        $image = ImageTest::create(['volume_id' => $id, 'filename' => 'abc.jpg']);
+
+        $l1 = LabelTest::create(['name' => '1']);
+
+        $l2 = LabelTest::create(['name' => '2']);
+
+        $l3 = LabelTest::create(['name' => '3']);
+
+        $a1 = ImageAnnotationTest::create([
+            'image_id' => $image->id,
+            'created_at' => Carbon::yesterday(),
+        ]);
+
+        $a2 = ImageAnnotationTest::create([
+            'image_id' => $image->id,
+            'created_at' => Carbon::today(),
+        ]);
+
+        $a3 = ImageAnnotationTest::create([
+            'image_id' => $image->id,
+            'created_at' => Carbon::yesterday(),
+        ]);
+
+        ImageAnnotationLabelTest::create([
+            'annotation_id' => $a1->id,
+            'label_id' => $l1->id,
+            'user_id' => $this->editor()->id,
+        ]);
+
+        ImageAnnotationLabelTest::create([
+            'annotation_id' => $a2->id,
+            'label_id' => $l2->id,
+            'user_id' => $this->editor()->id,
+        ]);
+
+        ImageAnnotationLabelTest::create([
+            'annotation_id' => $a3->id,
+            'label_id' => $l3->id,
+            'user_id' => $this->admin()->id,
+        ]);
+
+        $this->beEditor();
+
+        // test hide own
+        $session = AnnotationSessionTest::create([
+            'volume_id' => $id,
+            'starts_at' => Carbon::today(),
+            'ends_at' => Carbon::tomorrow(),
+            'hide_own_annotations' => true,
+            'hide_other_users_annotations' => false,
+        ]);
+
+        $session->users()->attach($this->editor());
+
+        $this->getJson("/api/v1/volume/{$id}/label-count")
+            ->assertStatus(200)
+            ->assertExactJson([
+                [
+                    "id" => $l2->id,
+                    "color" => $l2->color,
+                    "name" => $l2->name,
+                    "label_tree_id" => $l2->label_tree_id,
+                    "count" => 1
+                ],
+                [
+                    "id" => $l3->id,
+                    "color" => $l3->color,
+                    "name" => $l3->name,
+                    "label_tree_id" => $l3->label_tree_id,
+                    "count" => 1
+                ],
+            ]);
+
+        // test hide other
+        $session->hide_own_annotations = false;
+        $session->hide_other_users_annotations = true;
+        $session->save();
+
+        $this->getJson("/api/v1/volume/{$id}/label-count")
+            ->assertStatus(200)
+            ->assertExactJson([
+                [
+                    "id" => $l1->id,
+                    "color" => $l1->color,
+                    "name" => $l1->name,
+                    "label_tree_id" => $l1->label_tree_id,
+                    "count" => 1
+                ],
+                [
+                    "id" => $l2->id,
+                    "color" => $l2->color,
+                    "name" => $l2->name,
+                    "label_tree_id" => $l2->label_tree_id,
+                    "count" => 1
+                ],
+            ]);
+
+        // test hide both
+        $session->hide_own_annotations = true;
+        $session->save();
+
+        $this->getJson("/api/v1/volume/{$id}/label-count")
+        ->assertStatus(200)
+        ->assertExactJson([
+            [
+                "id" => $l2->id,
+                "color" => $l2->color,
+                "name" => $l2->name,
+                "label_tree_id" => $l2->label_tree_id,
+                "count" => 1
+            ],
+        ]);
+    }
+
+    public function testGetVolumeAnnotationLabelsAnnotationSessionEdgeCaseHideOther()
+    {
+        $id = $this->volume()->id;
+        $image = ImageTest::create(['volume_id' => $id]);
+
+        $l1 = LabelTest::create();
+
+        $l2 = LabelTest::create();
+
+        $a1 = ImageAnnotationTest::create([
+            'image_id' => $image->id,
+        ]);
+        ImageAnnotationLabelTest::create([
+            'annotation_id' => $a1->id,
+            'user_id' => $this->editor()->id,
+            'label_id' => $l1->id,
+        ]);
+        ImageAnnotationLabelTest::create([
+            'annotation_id' => $a1->id,
+            'user_id' => $this->admin()->id,
+            'label_id' => $l2->id,
+        ]);
+        $session = AnnotationSessionTest::create([
+            'volume_id' => $id,
+            'starts_at' => Carbon::yesterday(),
+            'ends_at' => Carbon::tomorrow(),
+            'hide_own_annotations' => false,
+            'hide_other_users_annotations' => true,
+        ]);
+        $session->users()->attach($this->editor());
+
+        $this->beEditor();
+        $this->getJson("/api/v1/volume/{$id}/label-count")
+            ->assertStatus(200)
+            ->assertExactJson([
+                [
+                    "id" => $l1->id,
+                    "color" => $l1->color,
+                    "name" => $l1->name,
+                    "label_tree_id" => $l1->label_tree_id,
+                    "count" => 1
+                ],
+            ]);
+    }
 }