diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index 7a7ceb0..c484709 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -8,6 +8,7 @@ on:
 
 permissions:
   contents: read
+  pull-requests: write
 
 jobs:
   build:
@@ -28,7 +29,11 @@ jobs:
           if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
       - name: Lint with pylint
         run: |
-          pylint $(git ls-files '*.py') --disable=C0301,R0801,R0903,R0913,R0917,W0622,W0707
-#      - name: Test with pytest
-#        run: |
-#          pytest
+          pylint $(git ls-files '*.py') --disable=C0301,R0801,R0903,R0913,R0917,W0622,W0707 --ignore-patterns=test_.*
+      - name: Test with pytest
+        run: |
+          pytest tests/ \
+            --cov=. \
+            --cov-report=term-missing \
+            --cov-report=xml:coverage.xml \
+            --cov-fail-under=80
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 96761ed..bc41d6e 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -3,4 +3,4 @@ repos:
     rev: v4.0.4
     hooks:
       - id: pylint
-        args: ["--disable=C0301,E0401,R0801,R0903,R0913,R0917,W0622,W0707"]
\ No newline at end of file
+        args: ["--disable=C0301,E0401,R0801,R0903,R0913,R0917,W0622,W0707", "--ignore-patterns=test_.*"]
\ No newline at end of file
diff --git a/Makefile b/Makefile
index a6c5ef0..bfc55be 100644
--- a/Makefile
+++ b/Makefile
@@ -27,3 +27,6 @@ init-pre-commit:	## Init pre-commit
 	pre-commit clean
 	pre-commit install
 	pre-commit run --all-files
+
+tests:	## Run tests in the Docker container
+	docker compose -f docker-compose-dev.yml run --rm test
diff --git a/docker-compose-dev.yml b/docker-compose-dev.yml
index 5eeb622..e584f16 100644
--- a/docker-compose-dev.yml
+++ b/docker-compose-dev.yml
@@ -4,3 +4,27 @@ services:
     container_name: rage-fastapi
     ports:
       - "8000:80"
+
+  coverage-report:
+    image: nginx:alpine
+    ports:
+      - "8080:80"  # ← localhost:8080 pour voir les rapports
+    volumes:
+      - ./htmlcov:/usr/share/nginx/html:ro  # monte htmlcov statique
+    depends_on:
+      - test
+
+  test:
+    build: .
+    volumes:
+      - .:/app
+    environment:
+      - PYTHONPATH=/app
+    entrypoint: |
+      bash -c "
+        pip install coverage pytest pytest-cov &&
+        coverage run --source=. -m pytest tests/ -v &&
+        coverage report &&
+        coverage html &&
+        echo 'HTML Report generated at htmlcov/index.html'
+      "
diff --git a/models.py b/models.py
index 3934713..d298d8c 100644
--- a/models.py
+++ b/models.py
@@ -14,11 +14,11 @@ class IdAndImageLink:
     """
     id: int = Field(
         description="Unique identifier for the model",
-        example=1,
+        json_schema_extra={"example": 1},
     )
     image_link: str = Field(
         description="Link to an image of the model",
-        example="https://example.com/model_image.png"
+        json_schema_extra={"example": "https://example.com/model_image.png"},
     )
 
 
@@ -51,15 +51,14 @@ class PedModel:
     """
     name: str = Field(
         description="Name of the ped model",
-        example="player_zero"
     )
     hash: str = Field(
         description="Hexadecimal hash of the ped model",
-        example="0x92A27487"
+        json_schema_extra={"example": "0x92A27487"},
     )
     image_link: str = Field(
         description="Link to an image of the ped model",
-        example="https://example.com/ped_image.png"
+        json_schema_extra={"example": "https://example.com/ped_image.png"},
     )
 
 
@@ -70,13 +69,13 @@ class Weapon:
     """
     name: str = Field(
         description="Name of the weapon",
-        example="WEAPON_DAGGER",
+        json_schema_extra={"example": "WEAPON_DAGGER"},
     )
     hash: str = Field(
         description="Hexadecimal hash of the weapon",
-        example="0x92A27487",
+        json_schema_extra={"example": "0x92A27487"},
     )
     type: str = Field(
         description="Type of weapon (melee, handguns, smg, shotguns, assault rifles, machine guns, sniper rifles, heavy weapons, throwables, misc)",
-        example="melee",
+        json_schema_extra={"example": "melee"},
     )
diff --git a/requirements.txt b/requirements.txt
index 7ff6f56..7524914 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,6 +15,7 @@ cffi==2.0.0
 charset-normalizer==3.4.4
 colorama==0.4.6
 comm==0.2.3
+coverage==7.6.1
 debugpy==1.8.17
 decorator==5.2.1
 defusedxml==0.7.1
@@ -75,6 +76,8 @@ pydantic==2.12.5
 pydantic-extra-types==2.11.0
 pydantic_core==2.41.5
 Pygments==2.19.2
+pytest==8.3.3
+pytest-cov==5.0.0
 python-dateutil==2.9.0.post0
 python-dotenv==1.2.1
 python-json-logger==4.0.0
diff --git a/services.py b/services.py
index f0283a2..c32e29b 100644
--- a/services.py
+++ b/services.py
@@ -23,6 +23,7 @@ def get_model(model_name: str, filters) -> Union[List[BlipModel], List[BlipColor
         raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="No model founded")
     return data
 
+
 def get_model_with_id(id: int = None):
     """
     Get a model with identifier.
@@ -74,7 +75,7 @@ def get_blip_models(filters = Depends(get_model_with_id)) -> List[BlipModel]:
     """
     Get filtered or not blip models.
     """
-    return get_model("blip_colors", filters)
+    return get_model("blip_models", filters)
 
 
 def get_markers(filters = Depends(get_model_with_id)) -> List[Marker]:
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/test_models.py b/tests/test_models.py
new file mode 100644
index 0000000..867b2f7
--- /dev/null
+++ b/tests/test_models.py
@@ -0,0 +1,39 @@
+"""
+This file contains unit tests for the application models.
+"""
+
+
+from models import IdAndImageLink, BlipColor, PedModel
+
+
+def test_id_and_image_link_creation():
+    """
+    Test the IdAndImageLink creation.
+    """
+    obj = IdAndImageLink(id=42, image_link="https:/example.com/foo.png")
+    assert obj.id == 42
+    assert obj.image_link == "https:/example.com/foo.png"
+
+
+def test_blip_color_inherits_id_and_image_link():
+    """
+    Test the BlipColor creation.
+    """
+    obj = BlipColor(id=1, image_link="https:/example.com/blip.png")
+    assert isinstance(obj, IdAndImageLink)
+    assert obj.id == 1
+    assert obj.image_link == "https:/example.com/blip.png"
+
+
+def test_ped_model_creation():
+    """
+    Test the PedModel creation.
+    """
+    ped = PedModel(
+        name="player_zero",
+        hash="0x92A27487",
+        image_link="https://example.com/ped.png",
+    )
+    assert ped.name == "player_zero"
+    assert ped.hash == "0x92A27487"
+    assert ped.image_link == "https://example.com/ped.png"
diff --git a/tests/test_services.py b/tests/test_services.py
new file mode 100644
index 0000000..ae08981
--- /dev/null
+++ b/tests/test_services.py
@@ -0,0 +1,166 @@
+"""
+This file contains unit tests for the application services.
+"""
+
+from fastapi import HTTPException
+import json
+import pytest
+from unittest.mock import mock_open, patch
+
+from services import (
+    get_model,
+    get_model_with_id,
+    get_model_with_name,
+    get_model_with_hash,
+    get_model_with_type,
+    get_ped_models,
+    get_blip_colors,
+    get_blip_models,
+    get_markers,
+    get_weapons,
+)
+
+
+SAMPLE_DATA = [
+    {"id": 1, "name": "A", "type": "melee"},
+    {"id": 2, "name": "B", "type": "rifle"},
+]
+
+
+def _mock_file(data):
+    """
+    Mock the open function to return the provided data as a file-like object.
+    """
+    return mock_open(read_data=json.dumps(data))
+
+
+@patch("services.open", new_callable=lambda: _mock_file(SAMPLE_DATA))
+def test_get_model_no_filters(mock_file):
+    """
+    Test get_model without filters.
+    """
+    result = get_model("weapons", {})
+    assert result == SAMPLE_DATA
+
+
+@patch("services.open", new_callable=lambda: _mock_file(SAMPLE_DATA))
+def test_get_model_with_id_filter(mock_file):
+    """
+    Test get_model with id filter.
+    """
+    result = get_model("weapons", {"id": 1})
+    assert result == [{"id": 1, "name": "A", "type": "melee"}]
+
+
+@patch("services.open", new_callable=lambda: _mock_file(SAMPLE_DATA))
+def test_get_model_with_type_filter(mock_file):
+    """
+    Test get_model with type filter.
+    """
+    result = get_model("weapons", {"type": "rifle"})
+    assert result == [{"id": 2, "name": "B", "type": "rifle"}]
+
+
+@patch("services.open", side_effect=FileNotFoundError)
+def test_get_model_file_not_found(mock_file):
+    """
+    Test get_model when the file is not found.
+    """
+    with pytest.raises(HTTPException) as exc:
+        get_model("weapons", {"id": 999})
+    assert exc.value.status_code == 404
+    assert exc.value.detail == "No model founded"
+
+
+def test_get_model_with_id():
+    """
+    Test get_model_with_id function.
+    """
+    assert get_model_with_id(1) == {"id": 1}
+    assert get_model_with_id() == {}
+
+
+def test_get_model_with_name():
+    """
+    Test get_model_with_name function.
+    """
+    assert get_model_with_name("A") == {"name": "A"}
+    assert get_model_with_name() == {}
+
+
+def test_get_model_with_hash():
+    """
+    Test get_model_with_hash function.
+    """
+    assert get_model_with_hash("0x123") == {"hash": "0x123"}
+    assert get_model_with_hash() == {}
+
+
+def test_get_model_with_type():
+    """
+    Test get_model_with_type function.
+    """
+    assert get_model_with_type("melee") == {"type": "melee"}
+    assert get_model_with_type() == {}
+
+
+@patch("services.get_model")
+def test_get_ped_models(mock_get_model):
+    name_filter = get_model_with_name("A")
+    hash_filter = get_model_with_hash("0x123")
+    mock_get_model.return_value = [{"name": "A", "hash": "0x123"}]
+    result = get_ped_models(name_filter=name_filter, hash_filter=hash_filter)
+    mock_get_model.assert_called_once_with(
+        "ped_models",
+        {"name": "A", "hash": "0x123"}
+    )
+    assert isinstance(result, list)
+
+
+@patch("services.get_model")
+def test_get_blip_colors(mock_get_model):
+    filters = get_model_with_id(1)
+    mock_get_model.return_value = [{"id": 1}]
+    result = get_blip_colors(filters)
+    mock_get_model.assert_called_once_with("blip_colors", filters)
+    assert isinstance(result, list)
+
+
+@patch("services.get_model")
+def test_get_blip_models(mock_get_model):
+    filters = get_model_with_id(1)
+    mock_get_model.return_value = [{"id": 1}]
+    result = get_blip_models(filters)
+    mock_get_model.assert_called_once_with("blip_models", filters)
+    assert isinstance(result, list)
+
+
+@patch("services.get_model")
+def test_get_markers(mock_get_model):
+    filters = get_model_with_id(1)
+    mock_get_model.return_value = [{"id": 1}]
+    result = get_markers(filters)
+    mock_get_model.assert_called_once_with("markers", filters)
+    assert isinstance(result, list)
+
+
+@patch("services.get_model")
+def test_get_weapons(mock_get_model):
+    name_filter = get_model_with_name("A")
+    hash_filter = get_model_with_hash("0x123")
+    type_filter = get_model_with_type("melee")
+    mock_get_model.return_value = [{"name": "A", "type": "melee"}]
+    result = get_weapons(
+        name_filter=name_filter,
+        hash_filter=hash_filter,
+        type_filter=type_filter
+    )
+    mock_get_model.assert_called_once_with(
+        "weapons",
+        {
+            **name_filter,
+            **hash_filter,
+            **type_filter
+        }
+    )
+    assert isinstance(result, list)