diff --git a/datumaro/README.md b/datumaro/README.md
index f7f1c46e..5139976d 100644
--- a/datumaro/README.md
+++ b/datumaro/README.md
@@ -32,15 +32,26 @@ VOC-like dataset  --                              ---> Publication etc.
 - Dataset format conversions:
   - COCO (`image_info`, `instances`, `person_keypoints`, `captions`, `labels`*)
     - [Format specification](http://cocodataset.org/#format-data)
+    - [Dataset example](tests/assets/coco_dataset)
     - `labels` are our extension - like `instances` with only `category_id`
   - PASCAL VOC (`classification`, `detection`, `segmentation` (class, instances), `action_classification`, `person_layout`)
     - [Format specification](http://host.robots.ox.ac.uk/pascal/VOC/voc2012/htmldoc/index.html)
+    - [Dataset example](tests/assets/voc_dataset)
   - YOLO (`bboxes`)
     - [Format specification](https://github.com/AlexeyAB/darknet#how-to-train-pascal-voc-data)
+    - [Dataset example](tests/assets/yolo_dataset)
   - TF Detection API (`bboxes`, `masks`)
     - Format specifications: [bboxes](https://github.com/tensorflow/models/blob/master/research/object_detection/g3doc/using_your_own_dataset.md), [masks](https://github.com/tensorflow/models/blob/master/research/object_detection/g3doc/instance_segmentation.md)
+    - [Dataset example](tests/assets/tf_detection_api_dataset)
+  - MOT sequences
+    - [Format specification](https://arxiv.org/pdf/1906.04567.pdf)
+    - [Dataset example](tests/assets/mot_dataset)
   - CVAT
     - [Format specification](https://github.com/opencv/cvat/blob/develop/cvat/apps/documentation/xml_format.md)
+    - [Dataset example](tests/assets/cvat_dataset)
+  - LabelMe
+    - [Format specification](http://labelme.csail.mit.edu/Release3.0)
+    - [Dataset example](tests/assets/labelme_dataset)
 - Dataset building operations:
   - Merging multiple datasets into one
   - Dataset filtering with custom conditions, for instance:
@@ -52,7 +63,7 @@ VOC-like dataset  --                              ---> Publication etc.
   - Annotation conversions, for instance
     - polygons to instance masks and vise-versa
     - apply a custom colormap for mask annotations
-    - remap dataset labels
+    - rename or remove dataset labels
 - Dataset comparison
 - Model integration:
   - Inference (OpenVINO and custom models)
diff --git a/datumaro/tests/assets/coco_dataset/annotations/instances_val.json b/datumaro/tests/assets/coco_dataset/annotations/instances_val.json
new file mode 100644
index 00000000..a7f566cc
--- /dev/null
+++ b/datumaro/tests/assets/coco_dataset/annotations/instances_val.json
@@ -0,0 +1,59 @@
+{
+    "licenses": [
+      {
+        "name": "",
+        "id": 0,
+        "url": ""
+      }
+    ],
+    "info": {
+      "contributor": "",
+      "date_created": "",
+      "description": "",
+      "url": "",
+      "version": "",
+      "year": ""
+    },
+    "categories": [
+      {
+        "id": 1,
+        "name": "TEST",
+        "supercategory": ""
+      }
+    ],
+    "images": [
+      {
+        "id": 1,
+        "width": 5,
+        "height": 10,
+        "file_name": "000000000001.jpg",
+        "license": 0,
+        "flickr_url": "",
+        "coco_url": "",
+        "date_captured": 0
+      }
+    ],
+    "annotations": [
+      {
+        "id": 1,
+        "image_id": 1,
+        "category_id": 1,
+        "segmentation": [[0, 0, 1, 0, 1, 2, 0, 2]],
+        "area": 2,
+        "bbox": [0, 0, 1, 2],
+        "iscrowd": 0
+      },
+      {
+        "id": 2,
+        "image_id": 1,
+        "category_id": 1,
+        "segmentation": {
+          "counts": [0, 10, 5, 5, 5, 5, 0, 10, 10, 0],
+          "size": [10, 5]
+        },
+        "area": 30,
+        "bbox": [0, 0, 10, 4],
+        "iscrowd": 1
+      }
+    ]
+  }
\ No newline at end of file
diff --git a/datumaro/tests/assets/coco_dataset/images/val/000000000001.jpg b/datumaro/tests/assets/coco_dataset/images/val/000000000001.jpg
new file mode 100644
index 00000000..8bce84d3
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diff --git a/datumaro/tests/assets/cvat_dataset/for_images/images/img0.jpg b/datumaro/tests/assets/cvat_dataset/for_images/images/img0.jpg
new file mode 100644
index 00000000..9d28e0c1
Binary files /dev/null and b/datumaro/tests/assets/cvat_dataset/for_images/images/img0.jpg differ
diff --git a/datumaro/tests/assets/cvat_dataset/for_images/images/img1.jpg b/datumaro/tests/assets/cvat_dataset/for_images/images/img1.jpg
new file mode 100644
index 00000000..ee889d22
Binary files /dev/null and b/datumaro/tests/assets/cvat_dataset/for_images/images/img1.jpg differ
diff --git a/datumaro/tests/assets/cvat_dataset/for_images/train.xml b/datumaro/tests/assets/cvat_dataset/for_images/train.xml
new file mode 100644
index 00000000..02346484
--- /dev/null
+++ b/datumaro/tests/assets/cvat_dataset/for_images/train.xml
@@ -0,0 +1,45 @@
+<annotations>
+  <version>1.1</version>
+  <meta>
+    <task>
+      <z_order>True</z_order>
+      <mode>annotation</mode>
+      <labels>
+        <label>
+          <name>label1</name>
+          <attributes>
+            <attribute>
+              <name>a1</name>
+              <input_type>checkbox</input_type>
+              <default_value>false</default_value>
+              <values>false
+true</values>
+            </attribute>
+            <attribute>
+              <name>a2</name>
+              <input_type>radio</input_type>
+              <default_value>v1</default_value>
+              <values>v1
+v2
+v3</values>
+            </attribute>
+          </attributes>
+        </label>
+        <label>
+          <name>label2</name>
+        </label>
+      </labels>
+    </task>
+  </meta>
+  <image height="8" id="0" name="img0.jpg" width="8">
+    <box label="label1" occluded="1" xbr="4" xtl="0" ybr="4" ytl="2" z_order="1">
+      <attribute name="a1">true</attribute>
+      <attribute name="a2">v3</attribute>
+    </box>
+    <polyline label="" points="1.0,2;3,4;5,6;7,8"/>
+  </image>
+  <image height="10" id="1" name="img1.jpg" width="10">
+    <polygon label="" points="1,2;3,4;6,5" z_order="1"/>
+    <points label="label2" points="1,2;3,4;5,6" z_order="2"/>
+  </image>
+</annotations>
diff --git a/datumaro/tests/assets/cvat_dataset/for_video/annotations.xml b/datumaro/tests/assets/cvat_dataset/for_video/annotations.xml
new file mode 100644
index 00000000..5a68f811
--- /dev/null
+++ b/datumaro/tests/assets/cvat_dataset/for_video/annotations.xml
@@ -0,0 +1,92 @@
+<?xml version="1.0" encoding="utf-8"?>
+<annotations>
+  <version>1.1</version>
+  <meta>
+    <task>
+      <id>5</id>
+      <name>v1</name>
+      <size>4</size>
+      <mode>interpolation</mode>
+      <overlap>2</overlap>
+      <bugtracker></bugtracker>
+      <created>2020-04-23 08:57:24.614217+00:00</created>
+      <updated>2020-04-23 09:04:48.168008+00:00</updated>
+      <start_frame>10</start_frame>
+      <stop_frame>19</stop_frame>
+      <frame_filter>step=3</frame_filter>
+      <z_order>True</z_order>
+      <labels>
+        <label>
+          <name>klhg</name>
+          <attributes>
+            <attribute>
+              <name>hgl</name>
+              <mutable>True</mutable>
+              <input_type>select</input_type>
+              <default_value>jk</default_value>
+              <values>jk
+hgkf</values>
+            </attribute>
+          </attributes>
+        </label>
+        <label>
+          <name>z U k</name>
+          <attributes>
+          </attributes>
+        </label>
+        <label>
+          <name>II</name>
+          <attributes>
+          </attributes>
+        </label>
+      </labels>
+      <segments>
+        <segment>
+          <id>3</id>
+          <start>0</start>
+          <stop>3</stop>
+          <url>http://localhost:7000/?id=3</url>
+        </segment>
+        <segment>
+          <id>4</id>
+          <start>2</start>
+          <stop>3</stop>
+          <url>http://localhost:7000/?id=4</url>
+        </segment>
+      </segments>
+      <owner>
+        <username>max</username>
+        <email></email>
+      </owner>
+      <assignee></assignee>
+      <original_size>
+        <width>25</width>
+        <height>20</height>
+      </original_size>
+    </task>
+    <dumped>2020-04-23 09:05:02.335612+00:00</dumped>
+    <source>t.mp4</source>
+  </meta>
+  <track id="0" label="II">
+    <box frame="10" outside="0" occluded="1" keyframe="1" xtl="3.00" ytl="4.00" xbr="10.00" ybr="5.00" z_order="0">
+    </box>
+    <box frame="13" outside="1" occluded="0" keyframe="1" xtl="7.00" ytl="6.00" xbr="14.00" ybr="8.00" z_order="0">
+    </box>
+    <box frame="16" outside="1" occluded="0" keyframe="1" xtl="8.00" ytl="7.00" xbr="14.0" ybr="17.00" z_order="0">
+    </box>
+  </track>
+  <track id="1" label="klhg">
+    <points frame="10" outside="0" occluded="0" keyframe="1" points="21.95,8.00;2.55,15.09;2.23,3.16" z_order="0">
+      <attribute name="hgl">hgkf</attribute>
+    </points>
+    <points frame="13" outside="1" occluded="0" keyframe="1" points="21.95,8.00;9.55,15.09;5.23,1.16" z_order="0">
+      <attribute name="hgl">jk</attribute>
+    </points>
+  </track>
+  <track id="2" label="II">
+    <polyline frame="13" outside="0" occluded="0" keyframe="1" points="7.85,13.88;3.50,6.67;15.90,2.00;13.31,7.21" z_order="0">
+    </polyline>
+    <polyline frame="16" outside="1" occluded="0" keyframe="1" points="7.85,13.88;3.50,6.67;15.90,2.00;13.31,7.21" z_order="0">
+    </polyline>
+  </track>
+</annotations>
diff --git a/datumaro/tests/assets/cvat_dataset/for_video/images/frame_000010.png b/datumaro/tests/assets/cvat_dataset/for_video/images/frame_000010.png
new file mode 100644
index 00000000..14996e0c
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diff --git a/datumaro/tests/assets/cvat_dataset/for_video/images/frame_000013.png b/datumaro/tests/assets/cvat_dataset/for_video/images/frame_000013.png
new file mode 100644
index 00000000..14996e0c
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diff --git a/datumaro/tests/assets/mot_dataset/gt/gt.txt b/datumaro/tests/assets/mot_dataset/gt/gt.txt
new file mode 100644
index 00000000..f4b7c0d4
--- /dev/null
+++ b/datumaro/tests/assets/mot_dataset/gt/gt.txt
@@ -0,0 +1 @@
+1,-1,0,4,4,8,1,3,1.0
diff --git a/datumaro/tests/assets/mot_dataset/gt/labels.txt b/datumaro/tests/assets/mot_dataset/gt/labels.txt
new file mode 100644
index 00000000..6d9c393d
--- /dev/null
+++ b/datumaro/tests/assets/mot_dataset/gt/labels.txt
@@ -0,0 +1,10 @@
+label_0
+label_1
+label_2
+label_3
+label_4
+label_5
+label_6
+label_7
+label_8
+label_9
\ No newline at end of file
diff --git a/datumaro/tests/assets/mot_dataset/img1/000001.jpg b/datumaro/tests/assets/mot_dataset/img1/000001.jpg
new file mode 100644
index 00000000..3588867b
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diff --git a/datumaro/tests/assets/tf_detection_api_dataset/label_map.pbtxt b/datumaro/tests/assets/tf_detection_api_dataset/label_map.pbtxt
new file mode 100644
index 00000000..dbf2b339
--- /dev/null
+++ b/datumaro/tests/assets/tf_detection_api_dataset/label_map.pbtxt
@@ -0,0 +1,50 @@
+item {
+	id: 1
+	name: 'label_0'
+}
+
+item {
+	id: 2
+	name: 'label_1'
+}
+
+item {
+	id: 3
+	name: 'label_2'
+}
+
+item {
+	id: 4
+	name: 'label_3'
+}
+
+item {
+	id: 5
+	name: 'label_4'
+}
+
+item {
+	id: 6
+	name: 'label_5'
+}
+
+item {
+	id: 7
+	name: 'label_6'
+}
+
+item {
+	id: 8
+	name: 'label_7'
+}
+
+item {
+	id: 9
+	name: 'label_8'
+}
+
+item {
+	id: 10
+	name: 'label_9'
+}
+
diff --git a/datumaro/tests/assets/tf_detection_api_dataset/test.tfrecord b/datumaro/tests/assets/tf_detection_api_dataset/test.tfrecord
new file mode 100644
index 00000000..81dafa70
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diff --git a/datumaro/tests/assets/tf_detection_api_dataset/train.tfrecord b/datumaro/tests/assets/tf_detection_api_dataset/train.tfrecord
new file mode 100644
index 00000000..3ca38331
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diff --git a/datumaro/tests/assets/tf_detection_api_dataset/val.tfrecord b/datumaro/tests/assets/tf_detection_api_dataset/val.tfrecord
new file mode 100644
index 00000000..34fa9ce1
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diff --git a/datumaro/tests/assets/voc_dataset/Annotations/2007_000001.xml b/datumaro/tests/assets/voc_dataset/Annotations/2007_000001.xml
new file mode 100644
index 00000000..e6de2513
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/Annotations/2007_000001.xml
@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<annotation>
+  <folder>VOC2007</folder>
+  <filename>2007_000001.jpg</filename>
+  <size>
+    <width>10</width>
+    <height>20</height>
+    <depth>3</depth>
+  </size>
+  <segmented>1</segmented>
+  <object>
+    <name>cat</name>
+    <pose>Unspecified</pose>
+    <truncated>1</truncated>
+    <difficult>0</difficult>
+    <bndbox>
+      <xmin>1</xmin>
+      <ymin>2</ymin>
+      <xmax>3</xmax>
+      <ymax>4</ymax>
+    </bndbox>
+  </object>
+  <object>
+    <name>person</name>
+    <bndbox>
+      <xmin>4</xmin>
+      <ymin>5</ymin>
+      <xmax>6</xmax>
+      <ymax>7</ymax>
+    </bndbox>
+    <part>
+      <name>head</name>
+      <bndbox>
+        <xmin>5.5</xmin>
+        <ymin>6</ymin>
+        <xmax>7.5</xmax>
+        <ymax>8</ymax>
+      </bndbox>
+    </part>
+    <actions>
+      <other>1</other>
+      <jumping>0</jumping>
+      <phoning>1</phoning>
+      <playinginstrument>0</playinginstrument>
+      <reading>1</reading>
+      <ridingbike>0</ridingbike>
+      <ridinghorse>1</ridinghorse>
+      <running>0</running>
+      <takingphoto>1</takingphoto>
+      <usingcomputer>0</usingcomputer>
+      <walking>1</walking>
+    </actions>
+  </object>
+</annotation>
\ No newline at end of file
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Action/test.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Action/test.txt
new file mode 100644
index 00000000..c9fdc251
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Action/test.txt
@@ -0,0 +1 @@
+2007_000002
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Action/train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Action/train.txt
new file mode 100644
index 00000000..640b0d53
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Action/train.txt
@@ -0,0 +1 @@
+2007_000001
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Layout/test.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Layout/test.txt
new file mode 100644
index 00000000..c9fdc251
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Layout/test.txt
@@ -0,0 +1 @@
+2007_000002
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Layout/train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Layout/train.txt
new file mode 100644
index 00000000..640b0d53
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Layout/train.txt
@@ -0,0 +1 @@
+2007_000001
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/aeroplane_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/aeroplane_train.txt
new file mode 100644
index 00000000..a3decd42
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/aeroplane_train.txt
@@ -0,0 +1 @@
+2007_000001  1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/background_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/background_train.txt
new file mode 100644
index 00000000..d4385b69
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/background_train.txt
@@ -0,0 +1 @@
+2007_000001 -1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/bicycle_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/bicycle_train.txt
new file mode 100644
index 00000000..d4385b69
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/bicycle_train.txt
@@ -0,0 +1 @@
+2007_000001 -1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/bird_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/bird_train.txt
new file mode 100644
index 00000000..a3decd42
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/bird_train.txt
@@ -0,0 +1 @@
+2007_000001  1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/boat_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/boat_train.txt
new file mode 100644
index 00000000..d4385b69
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/boat_train.txt
@@ -0,0 +1 @@
+2007_000001 -1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/bottle_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/bottle_train.txt
new file mode 100644
index 00000000..a3decd42
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/bottle_train.txt
@@ -0,0 +1 @@
+2007_000001  1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/bus_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/bus_train.txt
new file mode 100644
index 00000000..d4385b69
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/bus_train.txt
@@ -0,0 +1 @@
+2007_000001 -1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/car_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/car_train.txt
new file mode 100644
index 00000000..a3decd42
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/car_train.txt
@@ -0,0 +1 @@
+2007_000001  1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/cat_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/cat_train.txt
new file mode 100644
index 00000000..d4385b69
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/cat_train.txt
@@ -0,0 +1 @@
+2007_000001 -1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/chair_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/chair_train.txt
new file mode 100644
index 00000000..a3decd42
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/chair_train.txt
@@ -0,0 +1 @@
+2007_000001  1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/cow_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/cow_train.txt
new file mode 100644
index 00000000..d4385b69
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/cow_train.txt
@@ -0,0 +1 @@
+2007_000001 -1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/diningtable_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/diningtable_train.txt
new file mode 100644
index 00000000..a3decd42
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/diningtable_train.txt
@@ -0,0 +1 @@
+2007_000001  1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/dog_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/dog_train.txt
new file mode 100644
index 00000000..d4385b69
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/dog_train.txt
@@ -0,0 +1 @@
+2007_000001 -1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/horse_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/horse_train.txt
new file mode 100644
index 00000000..a3decd42
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/horse_train.txt
@@ -0,0 +1 @@
+2007_000001  1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/ignored_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/ignored_train.txt
new file mode 100644
index 00000000..a3decd42
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/ignored_train.txt
@@ -0,0 +1 @@
+2007_000001  1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/motorbike_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/motorbike_train.txt
new file mode 100644
index 00000000..d4385b69
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/motorbike_train.txt
@@ -0,0 +1 @@
+2007_000001 -1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/person_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/person_train.txt
new file mode 100644
index 00000000..a3decd42
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/person_train.txt
@@ -0,0 +1 @@
+2007_000001  1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/pottedplant_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/pottedplant_train.txt
new file mode 100644
index 00000000..d4385b69
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/pottedplant_train.txt
@@ -0,0 +1 @@
+2007_000001 -1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/sheep_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/sheep_train.txt
new file mode 100644
index 00000000..a3decd42
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/sheep_train.txt
@@ -0,0 +1 @@
+2007_000001  1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/sofa_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/sofa_train.txt
new file mode 100644
index 00000000..d4385b69
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/sofa_train.txt
@@ -0,0 +1 @@
+2007_000001 -1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/test.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/test.txt
new file mode 100644
index 00000000..c9fdc251
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/test.txt
@@ -0,0 +1 @@
+2007_000002
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/train.txt
new file mode 100644
index 00000000..640b0d53
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/train.txt
@@ -0,0 +1 @@
+2007_000001
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/train_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/train_train.txt
new file mode 100644
index 00000000..a3decd42
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/train_train.txt
@@ -0,0 +1 @@
+2007_000001  1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Main/tvmonitor_train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Main/tvmonitor_train.txt
new file mode 100644
index 00000000..d4385b69
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Main/tvmonitor_train.txt
@@ -0,0 +1 @@
+2007_000001 -1
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Segmentation/test.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Segmentation/test.txt
new file mode 100644
index 00000000..c9fdc251
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Segmentation/test.txt
@@ -0,0 +1 @@
+2007_000002
diff --git a/datumaro/tests/assets/voc_dataset/ImageSets/Segmentation/train.txt b/datumaro/tests/assets/voc_dataset/ImageSets/Segmentation/train.txt
new file mode 100644
index 00000000..640b0d53
--- /dev/null
+++ b/datumaro/tests/assets/voc_dataset/ImageSets/Segmentation/train.txt
@@ -0,0 +1 @@
+2007_000001
diff --git a/datumaro/tests/assets/voc_dataset/JPEGImages/2007_000002.jpg b/datumaro/tests/assets/voc_dataset/JPEGImages/2007_000002.jpg
new file mode 100644
index 00000000..3c81296b
Binary files /dev/null and b/datumaro/tests/assets/voc_dataset/JPEGImages/2007_000002.jpg differ
diff --git a/datumaro/tests/assets/voc_dataset/SegmentationClass/2007_000001.png b/datumaro/tests/assets/voc_dataset/SegmentationClass/2007_000001.png
new file mode 100644
index 00000000..0b920514
Binary files /dev/null and b/datumaro/tests/assets/voc_dataset/SegmentationClass/2007_000001.png differ
diff --git a/datumaro/tests/assets/voc_dataset/SegmentationObject/2007_000001.png b/datumaro/tests/assets/voc_dataset/SegmentationObject/2007_000001.png
new file mode 100644
index 00000000..ebbeee61
Binary files /dev/null and b/datumaro/tests/assets/voc_dataset/SegmentationObject/2007_000001.png differ
diff --git a/datumaro/tests/assets/yolo_dataset/obj.data b/datumaro/tests/assets/yolo_dataset/obj.data
new file mode 100644
index 00000000..16ca4090
--- /dev/null
+++ b/datumaro/tests/assets/yolo_dataset/obj.data
@@ -0,0 +1,4 @@
+classes = 10
+train = data/train.txt
+names = data/obj.names
+backup = backup/
diff --git a/datumaro/tests/assets/yolo_dataset/obj.names b/datumaro/tests/assets/yolo_dataset/obj.names
new file mode 100644
index 00000000..b24c644d
--- /dev/null
+++ b/datumaro/tests/assets/yolo_dataset/obj.names
@@ -0,0 +1,10 @@
+label_0
+label_1
+label_2
+label_3
+label_4
+label_5
+label_6
+label_7
+label_8
+label_9
diff --git a/datumaro/tests/assets/yolo_dataset/obj_train_data/1.jpg b/datumaro/tests/assets/yolo_dataset/obj_train_data/1.jpg
new file mode 100644
index 00000000..8689b956
Binary files /dev/null and b/datumaro/tests/assets/yolo_dataset/obj_train_data/1.jpg differ
diff --git a/datumaro/tests/assets/yolo_dataset/obj_train_data/1.txt b/datumaro/tests/assets/yolo_dataset/obj_train_data/1.txt
new file mode 100644
index 00000000..1f507909
--- /dev/null
+++ b/datumaro/tests/assets/yolo_dataset/obj_train_data/1.txt
@@ -0,0 +1,2 @@
+2 0.133333 0.300000 0.266667 0.200000
+4 0.266667 0.450000 0.133333 0.300000
diff --git a/datumaro/tests/assets/yolo_dataset/train.txt b/datumaro/tests/assets/yolo_dataset/train.txt
new file mode 100644
index 00000000..f55beb73
--- /dev/null
+++ b/datumaro/tests/assets/yolo_dataset/train.txt
@@ -0,0 +1 @@
+data/obj_train_data/1.jpg