diff --git a/package.json b/package.json
index b2265f2..43e918b 100644
--- a/package.json
+++ b/package.json
@@ -23,6 +23,7 @@
     "test:integration": "npm run migrate:test && dotenv -e .env.test -- jest --testPathPattern 'tests/integration/' --verbose",
     "test:integration:ci": "npm run migrate:test:ci && dotenv -e ci/.env.ci -- jest --testPathPattern 'tests/integration/'",
     "test:cov": "jest --testPathPattern 'tests/unit/' --coverage",
+    "test:cov:watch": "jest --testPathPattern 'tests/unit/' --coverage --watch",
     "test:e2e": "jest --config ./test/jest-e2e.json",
     "generate": "docker exec v3-matcher-api sh -c 'npx prisma generate'",
     "migrate": "docker exec v3-matcher-api sh -c 'npx prisma migrate dev'",
diff --git a/src/modules/matcher/domain/entities/engine/factory/algorithm-factory-creator.ts b/src/modules/matcher/domain/entities/engine/factory/algorithm-factory-creator.ts
index 585f96e..1bce748 100644
--- a/src/modules/matcher/domain/entities/engine/factory/algorithm-factory-creator.ts
+++ b/src/modules/matcher/domain/entities/engine/factory/algorithm-factory-creator.ts
@@ -7,12 +7,12 @@ import { Injectable } from '@nestjs/common';
 @Injectable()
 export class AlgorithmFactoryCreator {
   create = (matchQuery: MatchQuery): AlgorithmFactory => {
-    let algorithm: AlgorithmFactory;
+    let algorithmFactory: AlgorithmFactory;
     switch (matchQuery.algorithmSettings.algorithmType) {
       case AlgorithmType.CLASSIC:
-        algorithm = new ClassicAlgorithmFactory(matchQuery);
+        algorithmFactory = new ClassicAlgorithmFactory(matchQuery);
         break;
     }
-    return algorithm;
+    return algorithmFactory;
   };
 }
diff --git a/src/modules/matcher/domain/entities/engine/processor/completer/classic-waypoint.completer.processor.ts b/src/modules/matcher/domain/entities/engine/processor/completer/classic-waypoint.completer.processor.ts
index bec51b6..baccba9 100644
--- a/src/modules/matcher/domain/entities/engine/processor/completer/classic-waypoint.completer.processor.ts
+++ b/src/modules/matcher/domain/entities/engine/processor/completer/classic-waypoint.completer.processor.ts
@@ -2,8 +2,7 @@ import { Candidate } from '../../candidate';
 import { Completer } from './completer.abstract';
 
 export class ClassicWaypointsCompleter extends Completer {
-  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   complete = (candidates: Array<Candidate>): Array<Candidate> => {
-    return [];
+    return candidates;
   };
 }
diff --git a/src/modules/matcher/domain/entities/engine/processor/completer/journey.completer.processor.ts b/src/modules/matcher/domain/entities/engine/processor/completer/journey.completer.processor.ts
index 34559a5..69042b9 100644
--- a/src/modules/matcher/domain/entities/engine/processor/completer/journey.completer.processor.ts
+++ b/src/modules/matcher/domain/entities/engine/processor/completer/journey.completer.processor.ts
@@ -2,8 +2,7 @@ import { Candidate } from '../../candidate';
 import { Completer } from './completer.abstract';
 
 export class JourneyCompleter extends Completer {
-  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   complete = (candidates: Array<Candidate>): Array<Candidate> => {
-    return [];
+    return candidates;
   };
 }
diff --git a/src/modules/matcher/domain/entities/engine/processor/completer/route.completer.processor.ts b/src/modules/matcher/domain/entities/engine/processor/completer/route.completer.processor.ts
index 5d6c36a..582bc03 100644
--- a/src/modules/matcher/domain/entities/engine/processor/completer/route.completer.processor.ts
+++ b/src/modules/matcher/domain/entities/engine/processor/completer/route.completer.processor.ts
@@ -19,8 +19,7 @@ export class RouteCompleter extends Completer {
     this.withDistance = withDistance;
   }
 
-  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   complete = (candidates: Array<Candidate>): Array<Candidate> => {
-    return [];
+    return candidates;
   };
 }
diff --git a/src/modules/matcher/domain/entities/engine/processor/filter/geofilter/classic.filter.processor.ts b/src/modules/matcher/domain/entities/engine/processor/filter/geofilter/classic.filter.processor.ts
index 3c9b60c..dc0dc66 100644
--- a/src/modules/matcher/domain/entities/engine/processor/filter/geofilter/classic.filter.processor.ts
+++ b/src/modules/matcher/domain/entities/engine/processor/filter/geofilter/classic.filter.processor.ts
@@ -2,8 +2,7 @@ import { Candidate } from '../../../candidate';
 import { Filter } from '../filter.abstract';
 
 export class ClassicGeoFilter extends Filter {
-  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   filter = (candidates: Array<Candidate>): Array<Candidate> => {
-    return [];
+    return candidates;
   };
 }
diff --git a/src/modules/matcher/domain/entities/engine/processor/filter/timefilter/classic.filter.processor.ts b/src/modules/matcher/domain/entities/engine/processor/filter/timefilter/classic.filter.processor.ts
index c10336f..b69c32e 100644
--- a/src/modules/matcher/domain/entities/engine/processor/filter/timefilter/classic.filter.processor.ts
+++ b/src/modules/matcher/domain/entities/engine/processor/filter/timefilter/classic.filter.processor.ts
@@ -2,8 +2,7 @@ import { Candidate } from '../../../candidate';
 import { Filter } from '../filter.abstract';
 
 export class ClassicTimeFilter extends Filter {
-  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   filter = (candidates: Array<Candidate>): Array<Candidate> => {
-    return [];
+    return candidates;
   };
 }
diff --git a/src/modules/matcher/tests/unit/domain/engine/algorithm-factory-creator.spec.ts b/src/modules/matcher/tests/unit/domain/engine/algorithm-factory-creator.spec.ts
new file mode 100644
index 0000000..79bf1fc
--- /dev/null
+++ b/src/modules/matcher/tests/unit/domain/engine/algorithm-factory-creator.spec.ts
@@ -0,0 +1,61 @@
+import { AlgorithmFactoryCreator } from '../../../../domain/entities/engine/factory/algorithm-factory-creator';
+import { MatchRequest } from '../../../../domain/dtos/match.request';
+import { AlgorithmType } from '../../../../domain/types/algorithm.enum';
+import { IDefaultParams } from '../../../../domain/types/default-params.type';
+import { MatchQuery } from '../../../../queries/match.query';
+import { ClassicAlgorithmFactory } from '../../../../domain/entities/engine/factory/classic';
+
+const mockGeorouterCreator = {
+  create: jest.fn().mockImplementation(),
+};
+
+const defaultParams: IDefaultParams = {
+  DEFAULT_IDENTIFIER: 0,
+  MARGIN_DURATION: 900,
+  VALIDITY_DURATION: 365,
+  DEFAULT_TIMEZONE: 'Europe/Paris',
+  DEFAULT_SEATS: 3,
+  DEFAULT_ALGORITHM_SETTINGS: {
+    algorithm: AlgorithmType.CLASSIC,
+    strict: false,
+    remoteness: 15000,
+    useProportion: true,
+    proportion: 0.3,
+    useAzimuth: true,
+    azimuthMargin: 10,
+    maxDetourDistanceRatio: 0.3,
+    maxDetourDurationRatio: 0.3,
+    georouterType: 'graphhopper',
+    georouterUrl: 'http://localhost',
+  },
+};
+
+const matchRequest: MatchRequest = new MatchRequest();
+matchRequest.departure = '2023-04-01 12:00';
+matchRequest.waypoints = [
+  {
+    lat: 49.440041,
+    lon: 1.093912,
+  },
+  {
+    lat: 50.630992,
+    lon: 3.045432,
+  },
+];
+const matchQuery: MatchQuery = new MatchQuery(
+  matchRequest,
+  defaultParams,
+  mockGeorouterCreator,
+);
+
+describe('AlgorithmFactoryCreator', () => {
+  it('should be defined', () => {
+    expect(new AlgorithmFactoryCreator()).toBeDefined();
+  });
+
+  it('should create a classic algorithm factory', () => {
+    expect(new AlgorithmFactoryCreator().create(matchQuery)).toBeInstanceOf(
+      ClassicAlgorithmFactory,
+    );
+  });
+});
diff --git a/src/modules/matcher/tests/unit/domain/engine/algorithm-factory.abstract.spec.ts b/src/modules/matcher/tests/unit/domain/engine/algorithm-factory.abstract.spec.ts
new file mode 100644
index 0000000..7ec1886
--- /dev/null
+++ b/src/modules/matcher/tests/unit/domain/engine/algorithm-factory.abstract.spec.ts
@@ -0,0 +1,78 @@
+import { MatchRequest } from '../../../../domain/dtos/match.request';
+import { Candidate } from '../../../../domain/entities/engine/candidate';
+import { AlgorithmFactory } from '../../../../domain/entities/engine/factory/algorithm-factory.abstract';
+import { Processor } from '../../../../domain/entities/engine/processor/processor.abstract';
+import { Selector } from '../../../../domain/entities/engine/selector/selector.abstract';
+import { AlgorithmType } from '../../../../domain/types/algorithm.enum';
+import { IDefaultParams } from '../../../../domain/types/default-params.type';
+import { MatchQuery } from '../../../../queries/match.query';
+
+const mockGeorouterCreator = {
+  create: jest.fn().mockImplementation(),
+};
+
+const defaultParams: IDefaultParams = {
+  DEFAULT_IDENTIFIER: 0,
+  MARGIN_DURATION: 900,
+  VALIDITY_DURATION: 365,
+  DEFAULT_TIMEZONE: 'Europe/Paris',
+  DEFAULT_SEATS: 3,
+  DEFAULT_ALGORITHM_SETTINGS: {
+    algorithm: AlgorithmType.CLASSIC,
+    strict: false,
+    remoteness: 15000,
+    useProportion: true,
+    proportion: 0.3,
+    useAzimuth: true,
+    azimuthMargin: 10,
+    maxDetourDistanceRatio: 0.3,
+    maxDetourDurationRatio: 0.3,
+    georouterType: 'graphhopper',
+    georouterUrl: 'http://localhost',
+  },
+};
+
+const matchRequest: MatchRequest = new MatchRequest();
+matchRequest.departure = '2023-04-01 12:00';
+matchRequest.waypoints = [
+  {
+    lat: 49.440041,
+    lon: 1.093912,
+  },
+  {
+    lat: 50.630992,
+    lon: 3.045432,
+  },
+];
+const matchQuery: MatchQuery = new MatchQuery(
+  matchRequest,
+  defaultParams,
+  mockGeorouterCreator,
+);
+
+class FakeSelector extends Selector {
+  select = (): Promise<Candidate[]> => {
+    return Promise.resolve([new Candidate()]);
+  };
+}
+
+class FakeProcessor extends Processor {
+  execute = (candidates: Candidate[]): Candidate[] => {
+    return candidates;
+  };
+}
+
+class FakeAlgorithmFactory extends AlgorithmFactory {
+  createSelector = (): Selector => {
+    return new FakeSelector(matchQuery);
+  };
+  createProcessors = (): Processor[] => {
+    return [new FakeProcessor(matchQuery)];
+  };
+}
+
+describe('AlgorithmFactory', () => {
+  it('should create an extended class', () => {
+    expect(new FakeAlgorithmFactory(matchQuery)).toBeDefined();
+  });
+});
diff --git a/src/modules/matcher/tests/unit/domain/engine/classic-algorithm-factory.spec.ts b/src/modules/matcher/tests/unit/domain/engine/classic-algorithm-factory.spec.ts
new file mode 100644
index 0000000..45d8a31
--- /dev/null
+++ b/src/modules/matcher/tests/unit/domain/engine/classic-algorithm-factory.spec.ts
@@ -0,0 +1,69 @@
+import { ClassicSelector } from '../../../../domain/entities/engine/selector/classic.selector';
+import { MatchRequest } from '../../../../domain/dtos/match.request';
+import { ClassicAlgorithmFactory } from '../../../../domain/entities/engine/factory/classic';
+import { AlgorithmType } from '../../../../domain/types/algorithm.enum';
+import { IDefaultParams } from '../../../../domain/types/default-params.type';
+import { MatchQuery } from '../../../../queries/match.query';
+
+const mockGeorouterCreator = {
+  create: jest.fn().mockImplementation(),
+};
+
+const defaultParams: IDefaultParams = {
+  DEFAULT_IDENTIFIER: 0,
+  MARGIN_DURATION: 900,
+  VALIDITY_DURATION: 365,
+  DEFAULT_TIMEZONE: 'Europe/Paris',
+  DEFAULT_SEATS: 3,
+  DEFAULT_ALGORITHM_SETTINGS: {
+    algorithm: AlgorithmType.CLASSIC,
+    strict: false,
+    remoteness: 15000,
+    useProportion: true,
+    proportion: 0.3,
+    useAzimuth: true,
+    azimuthMargin: 10,
+    maxDetourDistanceRatio: 0.3,
+    maxDetourDurationRatio: 0.3,
+    georouterType: 'graphhopper',
+    georouterUrl: 'http://localhost',
+  },
+};
+
+const matchRequest: MatchRequest = new MatchRequest();
+matchRequest.departure = '2023-04-01 12:00';
+matchRequest.waypoints = [
+  {
+    lat: 49.440041,
+    lon: 1.093912,
+  },
+  {
+    lat: 50.630992,
+    lon: 3.045432,
+  },
+];
+const matchQuery: MatchQuery = new MatchQuery(
+  matchRequest,
+  defaultParams,
+  mockGeorouterCreator,
+);
+
+describe('ClassicAlgorithmFactory', () => {
+  it('should be defined', () => {
+    expect(new ClassicAlgorithmFactory(matchQuery)).toBeDefined();
+  });
+
+  it('should create a classic selector', () => {
+    const classicAlgorithmFactory: ClassicAlgorithmFactory =
+      new ClassicAlgorithmFactory(matchQuery);
+    expect(classicAlgorithmFactory.createSelector()).toBeInstanceOf(
+      ClassicSelector,
+    );
+  });
+
+  it('should create processors', () => {
+    const classicAlgorithmFactory: ClassicAlgorithmFactory =
+      new ClassicAlgorithmFactory(matchQuery);
+    expect(classicAlgorithmFactory.createProcessors().length).toBe(6);
+  });
+});
diff --git a/src/modules/matcher/tests/unit/domain/engine/classic-geo.filter.processor.spec.ts b/src/modules/matcher/tests/unit/domain/engine/classic-geo.filter.processor.spec.ts
new file mode 100644
index 0000000..abd06b8
--- /dev/null
+++ b/src/modules/matcher/tests/unit/domain/engine/classic-geo.filter.processor.spec.ts
@@ -0,0 +1,63 @@
+import { MatchRequest } from '../../../../domain/dtos/match.request';
+import { AlgorithmType } from '../../../../domain/types/algorithm.enum';
+import { IDefaultParams } from '../../../../domain/types/default-params.type';
+import { MatchQuery } from '../../../../queries/match.query';
+import { Candidate } from '../../../../domain/entities/engine/candidate';
+import { ClassicGeoFilter } from '../../../../domain/entities/engine/processor/filter/geofilter/classic.filter.processor';
+
+const mockGeorouterCreator = {
+  create: jest.fn().mockImplementation(),
+};
+
+const defaultParams: IDefaultParams = {
+  DEFAULT_IDENTIFIER: 0,
+  MARGIN_DURATION: 900,
+  VALIDITY_DURATION: 365,
+  DEFAULT_TIMEZONE: 'Europe/Paris',
+  DEFAULT_SEATS: 3,
+  DEFAULT_ALGORITHM_SETTINGS: {
+    algorithm: AlgorithmType.CLASSIC,
+    strict: false,
+    remoteness: 15000,
+    useProportion: true,
+    proportion: 0.3,
+    useAzimuth: true,
+    azimuthMargin: 10,
+    maxDetourDistanceRatio: 0.3,
+    maxDetourDurationRatio: 0.3,
+    georouterType: 'graphhopper',
+    georouterUrl: 'http://localhost',
+  },
+};
+
+const matchRequest: MatchRequest = new MatchRequest();
+matchRequest.departure = '2023-04-01 12:00';
+matchRequest.waypoints = [
+  {
+    lat: 49.440041,
+    lon: 1.093912,
+  },
+  {
+    lat: 50.630992,
+    lon: 3.045432,
+  },
+];
+const matchQuery: MatchQuery = new MatchQuery(
+  matchRequest,
+  defaultParams,
+  mockGeorouterCreator,
+);
+
+describe('ClassicGeoFilter', () => {
+  it('should be defined', () => {
+    expect(new ClassicGeoFilter(matchQuery)).toBeDefined();
+  });
+
+  it('should filter candidates', () => {
+    const candidates = [new Candidate(), new Candidate()];
+    const classicWaypointCompleter: ClassicGeoFilter = new ClassicGeoFilter(
+      matchQuery,
+    );
+    expect(classicWaypointCompleter.filter(candidates).length).toBe(2);
+  });
+});
diff --git a/src/modules/matcher/tests/unit/domain/engine/classic-time.filter.processor.spec.ts b/src/modules/matcher/tests/unit/domain/engine/classic-time.filter.processor.spec.ts
new file mode 100644
index 0000000..fe92e70
--- /dev/null
+++ b/src/modules/matcher/tests/unit/domain/engine/classic-time.filter.processor.spec.ts
@@ -0,0 +1,63 @@
+import { MatchRequest } from '../../../../domain/dtos/match.request';
+import { AlgorithmType } from '../../../../domain/types/algorithm.enum';
+import { IDefaultParams } from '../../../../domain/types/default-params.type';
+import { MatchQuery } from '../../../../queries/match.query';
+import { Candidate } from '../../../../domain/entities/engine/candidate';
+import { ClassicTimeFilter } from '../../../../domain/entities/engine/processor/filter/timefilter/classic.filter.processor';
+
+const mockGeorouterCreator = {
+  create: jest.fn().mockImplementation(),
+};
+
+const defaultParams: IDefaultParams = {
+  DEFAULT_IDENTIFIER: 0,
+  MARGIN_DURATION: 900,
+  VALIDITY_DURATION: 365,
+  DEFAULT_TIMEZONE: 'Europe/Paris',
+  DEFAULT_SEATS: 3,
+  DEFAULT_ALGORITHM_SETTINGS: {
+    algorithm: AlgorithmType.CLASSIC,
+    strict: false,
+    remoteness: 15000,
+    useProportion: true,
+    proportion: 0.3,
+    useAzimuth: true,
+    azimuthMargin: 10,
+    maxDetourDistanceRatio: 0.3,
+    maxDetourDurationRatio: 0.3,
+    georouterType: 'graphhopper',
+    georouterUrl: 'http://localhost',
+  },
+};
+
+const matchRequest: MatchRequest = new MatchRequest();
+matchRequest.departure = '2023-04-01 12:00';
+matchRequest.waypoints = [
+  {
+    lat: 49.440041,
+    lon: 1.093912,
+  },
+  {
+    lat: 50.630992,
+    lon: 3.045432,
+  },
+];
+const matchQuery: MatchQuery = new MatchQuery(
+  matchRequest,
+  defaultParams,
+  mockGeorouterCreator,
+);
+
+describe('ClassicTimeFilter', () => {
+  it('should be defined', () => {
+    expect(new ClassicTimeFilter(matchQuery)).toBeDefined();
+  });
+
+  it('should filter candidates', () => {
+    const candidates = [new Candidate(), new Candidate()];
+    const classicWaypointCompleter: ClassicTimeFilter = new ClassicTimeFilter(
+      matchQuery,
+    );
+    expect(classicWaypointCompleter.filter(candidates).length).toBe(2);
+  });
+});
diff --git a/src/modules/matcher/tests/unit/domain/engine/classic-waypoint.completer.processor.spec.ts b/src/modules/matcher/tests/unit/domain/engine/classic-waypoint.completer.processor.spec.ts
new file mode 100644
index 0000000..500193e
--- /dev/null
+++ b/src/modules/matcher/tests/unit/domain/engine/classic-waypoint.completer.processor.spec.ts
@@ -0,0 +1,62 @@
+import { MatchRequest } from '../../../../domain/dtos/match.request';
+import { AlgorithmType } from '../../../../domain/types/algorithm.enum';
+import { IDefaultParams } from '../../../../domain/types/default-params.type';
+import { MatchQuery } from '../../../../queries/match.query';
+import { ClassicWaypointsCompleter } from '../../../../domain/entities/engine/processor/completer/classic-waypoint.completer.processor';
+import { Candidate } from '../../../../domain/entities/engine/candidate';
+
+const mockGeorouterCreator = {
+  create: jest.fn().mockImplementation(),
+};
+
+const defaultParams: IDefaultParams = {
+  DEFAULT_IDENTIFIER: 0,
+  MARGIN_DURATION: 900,
+  VALIDITY_DURATION: 365,
+  DEFAULT_TIMEZONE: 'Europe/Paris',
+  DEFAULT_SEATS: 3,
+  DEFAULT_ALGORITHM_SETTINGS: {
+    algorithm: AlgorithmType.CLASSIC,
+    strict: false,
+    remoteness: 15000,
+    useProportion: true,
+    proportion: 0.3,
+    useAzimuth: true,
+    azimuthMargin: 10,
+    maxDetourDistanceRatio: 0.3,
+    maxDetourDurationRatio: 0.3,
+    georouterType: 'graphhopper',
+    georouterUrl: 'http://localhost',
+  },
+};
+
+const matchRequest: MatchRequest = new MatchRequest();
+matchRequest.departure = '2023-04-01 12:00';
+matchRequest.waypoints = [
+  {
+    lat: 49.440041,
+    lon: 1.093912,
+  },
+  {
+    lat: 50.630992,
+    lon: 3.045432,
+  },
+];
+const matchQuery: MatchQuery = new MatchQuery(
+  matchRequest,
+  defaultParams,
+  mockGeorouterCreator,
+);
+
+describe('ClassicWaypointCompleter', () => {
+  it('should be defined', () => {
+    expect(new ClassicWaypointsCompleter(matchQuery)).toBeDefined();
+  });
+
+  it('should complete candidates', () => {
+    const candidates = [new Candidate(), new Candidate()];
+    const classicWaypointCompleter: ClassicWaypointsCompleter =
+      new ClassicWaypointsCompleter(matchQuery);
+    expect(classicWaypointCompleter.complete(candidates).length).toBe(2);
+  });
+});
diff --git a/src/modules/matcher/tests/unit/domain/engine/classic.selector.spec.ts b/src/modules/matcher/tests/unit/domain/engine/classic.selector.spec.ts
new file mode 100644
index 0000000..8eb2954
--- /dev/null
+++ b/src/modules/matcher/tests/unit/domain/engine/classic.selector.spec.ts
@@ -0,0 +1,61 @@
+import { MatchRequest } from '../../../../domain/dtos/match.request';
+import { AlgorithmType } from '../../../../domain/types/algorithm.enum';
+import { IDefaultParams } from '../../../../domain/types/default-params.type';
+import { MatchQuery } from '../../../../queries/match.query';
+import { Candidate } from '../../../../domain/entities/engine/candidate';
+import { ClassicSelector } from '../../../../domain/entities/engine/selector/classic.selector';
+
+const mockGeorouterCreator = {
+  create: jest.fn().mockImplementation(),
+};
+
+const defaultParams: IDefaultParams = {
+  DEFAULT_IDENTIFIER: 0,
+  MARGIN_DURATION: 900,
+  VALIDITY_DURATION: 365,
+  DEFAULT_TIMEZONE: 'Europe/Paris',
+  DEFAULT_SEATS: 3,
+  DEFAULT_ALGORITHM_SETTINGS: {
+    algorithm: AlgorithmType.CLASSIC,
+    strict: false,
+    remoteness: 15000,
+    useProportion: true,
+    proportion: 0.3,
+    useAzimuth: true,
+    azimuthMargin: 10,
+    maxDetourDistanceRatio: 0.3,
+    maxDetourDurationRatio: 0.3,
+    georouterType: 'graphhopper',
+    georouterUrl: 'http://localhost',
+  },
+};
+
+const matchRequest: MatchRequest = new MatchRequest();
+matchRequest.departure = '2023-04-01 12:00';
+matchRequest.waypoints = [
+  {
+    lat: 49.440041,
+    lon: 1.093912,
+  },
+  {
+    lat: 50.630992,
+    lon: 3.045432,
+  },
+];
+const matchQuery: MatchQuery = new MatchQuery(
+  matchRequest,
+  defaultParams,
+  mockGeorouterCreator,
+);
+
+describe('ClassicSelector', () => {
+  it('should be defined', () => {
+    expect(new ClassicSelector(matchQuery)).toBeDefined();
+  });
+
+  it('should select candidates', async () => {
+    const classicSelector: ClassicSelector = new ClassicSelector(matchQuery);
+    const candidates: Candidate[] = await classicSelector.select();
+    expect(candidates.length).toBe(0);
+  });
+});
diff --git a/src/modules/matcher/tests/unit/domain/engine/completer.abstract.spec.ts b/src/modules/matcher/tests/unit/domain/engine/completer.abstract.spec.ts
new file mode 100644
index 0000000..f94bbcf
--- /dev/null
+++ b/src/modules/matcher/tests/unit/domain/engine/completer.abstract.spec.ts
@@ -0,0 +1,68 @@
+import { Completer } from '../../../../domain/entities/engine/processor/completer/completer.abstract';
+import { MatchRequest } from '../../../../domain/dtos/match.request';
+import { Candidate } from '../../../../domain/entities/engine/candidate';
+import { AlgorithmType } from '../../../../domain/types/algorithm.enum';
+import { IDefaultParams } from '../../../../domain/types/default-params.type';
+import { MatchQuery } from '../../../../queries/match.query';
+
+const mockGeorouterCreator = {
+  create: jest.fn().mockImplementation(),
+};
+
+const defaultParams: IDefaultParams = {
+  DEFAULT_IDENTIFIER: 0,
+  MARGIN_DURATION: 900,
+  VALIDITY_DURATION: 365,
+  DEFAULT_TIMEZONE: 'Europe/Paris',
+  DEFAULT_SEATS: 3,
+  DEFAULT_ALGORITHM_SETTINGS: {
+    algorithm: AlgorithmType.CLASSIC,
+    strict: false,
+    remoteness: 15000,
+    useProportion: true,
+    proportion: 0.3,
+    useAzimuth: true,
+    azimuthMargin: 10,
+    maxDetourDistanceRatio: 0.3,
+    maxDetourDurationRatio: 0.3,
+    georouterType: 'graphhopper',
+    georouterUrl: 'http://localhost',
+  },
+};
+
+const matchRequest: MatchRequest = new MatchRequest();
+matchRequest.departure = '2023-04-01 12:00';
+matchRequest.waypoints = [
+  {
+    lat: 49.440041,
+    lon: 1.093912,
+  },
+  {
+    lat: 50.630992,
+    lon: 3.045432,
+  },
+];
+const matchQuery: MatchQuery = new MatchQuery(
+  matchRequest,
+  defaultParams,
+  mockGeorouterCreator,
+);
+
+class FakeCompleter extends Completer {
+  complete = (candidates: Candidate[]): Candidate[] => {
+    return candidates;
+  };
+}
+
+describe('Completer', () => {
+  it('should create an extended class', () => {
+    expect(new FakeCompleter(matchQuery)).toBeDefined();
+  });
+
+  it('should call complete method', () => {
+    const fakeCompleter: Completer = new FakeCompleter(matchQuery);
+    const completerSpy = jest.spyOn(fakeCompleter, 'complete');
+    fakeCompleter.execute([new Candidate()]);
+    expect(completerSpy).toHaveBeenCalled();
+  });
+});
diff --git a/src/modules/matcher/tests/unit/domain/engine/filter.abstract.spec.ts b/src/modules/matcher/tests/unit/domain/engine/filter.abstract.spec.ts
new file mode 100644
index 0000000..dfb1e64
--- /dev/null
+++ b/src/modules/matcher/tests/unit/domain/engine/filter.abstract.spec.ts
@@ -0,0 +1,68 @@
+import { MatchRequest } from '../../../../domain/dtos/match.request';
+import { Candidate } from '../../../../domain/entities/engine/candidate';
+import { AlgorithmType } from '../../../../domain/types/algorithm.enum';
+import { IDefaultParams } from '../../../../domain/types/default-params.type';
+import { MatchQuery } from '../../../../queries/match.query';
+import { Filter } from '../../../../domain/entities/engine/processor/filter/filter.abstract';
+
+const mockGeorouterCreator = {
+  create: jest.fn().mockImplementation(),
+};
+
+const defaultParams: IDefaultParams = {
+  DEFAULT_IDENTIFIER: 0,
+  MARGIN_DURATION: 900,
+  VALIDITY_DURATION: 365,
+  DEFAULT_TIMEZONE: 'Europe/Paris',
+  DEFAULT_SEATS: 3,
+  DEFAULT_ALGORITHM_SETTINGS: {
+    algorithm: AlgorithmType.CLASSIC,
+    strict: false,
+    remoteness: 15000,
+    useProportion: true,
+    proportion: 0.3,
+    useAzimuth: true,
+    azimuthMargin: 10,
+    maxDetourDistanceRatio: 0.3,
+    maxDetourDurationRatio: 0.3,
+    georouterType: 'graphhopper',
+    georouterUrl: 'http://localhost',
+  },
+};
+
+const matchRequest: MatchRequest = new MatchRequest();
+matchRequest.departure = '2023-04-01 12:00';
+matchRequest.waypoints = [
+  {
+    lat: 49.440041,
+    lon: 1.093912,
+  },
+  {
+    lat: 50.630992,
+    lon: 3.045432,
+  },
+];
+const matchQuery: MatchQuery = new MatchQuery(
+  matchRequest,
+  defaultParams,
+  mockGeorouterCreator,
+);
+
+class FakeFilter extends Filter {
+  filter = (candidates: Candidate[]): Candidate[] => {
+    return candidates;
+  };
+}
+
+describe('Filter', () => {
+  it('should create an extended class', () => {
+    expect(new FakeFilter(matchQuery)).toBeDefined();
+  });
+
+  it('should call complete method', () => {
+    const fakeFilter: Filter = new FakeFilter(matchQuery);
+    const filterSpy = jest.spyOn(fakeFilter, 'filter');
+    fakeFilter.execute([new Candidate()]);
+    expect(filterSpy).toHaveBeenCalled();
+  });
+});
diff --git a/src/modules/matcher/tests/unit/domain/engine/journey.completer.processor.spec.ts b/src/modules/matcher/tests/unit/domain/engine/journey.completer.processor.spec.ts
new file mode 100644
index 0000000..9eb9a58
--- /dev/null
+++ b/src/modules/matcher/tests/unit/domain/engine/journey.completer.processor.spec.ts
@@ -0,0 +1,61 @@
+import { MatchRequest } from '../../../../domain/dtos/match.request';
+import { AlgorithmType } from '../../../../domain/types/algorithm.enum';
+import { IDefaultParams } from '../../../../domain/types/default-params.type';
+import { MatchQuery } from '../../../../queries/match.query';
+import { Candidate } from '../../../../domain/entities/engine/candidate';
+import { JourneyCompleter } from '../../../../domain/entities/engine/processor/completer/journey.completer.processor';
+
+const mockGeorouterCreator = {
+  create: jest.fn().mockImplementation(),
+};
+
+const defaultParams: IDefaultParams = {
+  DEFAULT_IDENTIFIER: 0,
+  MARGIN_DURATION: 900,
+  VALIDITY_DURATION: 365,
+  DEFAULT_TIMEZONE: 'Europe/Paris',
+  DEFAULT_SEATS: 3,
+  DEFAULT_ALGORITHM_SETTINGS: {
+    algorithm: AlgorithmType.CLASSIC,
+    strict: false,
+    remoteness: 15000,
+    useProportion: true,
+    proportion: 0.3,
+    useAzimuth: true,
+    azimuthMargin: 10,
+    maxDetourDistanceRatio: 0.3,
+    maxDetourDurationRatio: 0.3,
+    georouterType: 'graphhopper',
+    georouterUrl: 'http://localhost',
+  },
+};
+
+const matchRequest: MatchRequest = new MatchRequest();
+matchRequest.departure = '2023-04-01 12:00';
+matchRequest.waypoints = [
+  {
+    lat: 49.440041,
+    lon: 1.093912,
+  },
+  {
+    lat: 50.630992,
+    lon: 3.045432,
+  },
+];
+const matchQuery: MatchQuery = new MatchQuery(
+  matchRequest,
+  defaultParams,
+  mockGeorouterCreator,
+);
+
+describe('JourneyCompleter', () => {
+  it('should be defined', () => {
+    expect(new JourneyCompleter(matchQuery)).toBeDefined();
+  });
+
+  it('should complete candidates', () => {
+    const candidates = [new Candidate(), new Candidate()];
+    const journeyCompleter: JourneyCompleter = new JourneyCompleter(matchQuery);
+    expect(journeyCompleter.complete(candidates).length).toBe(2);
+  });
+});
diff --git a/src/modules/matcher/tests/unit/domain/engine/processor.abstract.spec.ts b/src/modules/matcher/tests/unit/domain/engine/processor.abstract.spec.ts
new file mode 100644
index 0000000..66bfefb
--- /dev/null
+++ b/src/modules/matcher/tests/unit/domain/engine/processor.abstract.spec.ts
@@ -0,0 +1,61 @@
+import { MatchRequest } from '../../../../domain/dtos/match.request';
+import { Candidate } from '../../../../domain/entities/engine/candidate';
+import { Processor } from '../../../../domain/entities/engine/processor/processor.abstract';
+import { AlgorithmType } from '../../../../domain/types/algorithm.enum';
+import { IDefaultParams } from '../../../../domain/types/default-params.type';
+import { MatchQuery } from '../../../../queries/match.query';
+
+const mockGeorouterCreator = {
+  create: jest.fn().mockImplementation(),
+};
+
+const defaultParams: IDefaultParams = {
+  DEFAULT_IDENTIFIER: 0,
+  MARGIN_DURATION: 900,
+  VALIDITY_DURATION: 365,
+  DEFAULT_TIMEZONE: 'Europe/Paris',
+  DEFAULT_SEATS: 3,
+  DEFAULT_ALGORITHM_SETTINGS: {
+    algorithm: AlgorithmType.CLASSIC,
+    strict: false,
+    remoteness: 15000,
+    useProportion: true,
+    proportion: 0.3,
+    useAzimuth: true,
+    azimuthMargin: 10,
+    maxDetourDistanceRatio: 0.3,
+    maxDetourDurationRatio: 0.3,
+    georouterType: 'graphhopper',
+    georouterUrl: 'http://localhost',
+  },
+};
+
+const matchRequest: MatchRequest = new MatchRequest();
+matchRequest.departure = '2023-04-01 12:00';
+matchRequest.waypoints = [
+  {
+    lat: 49.440041,
+    lon: 1.093912,
+  },
+  {
+    lat: 50.630992,
+    lon: 3.045432,
+  },
+];
+const matchQuery: MatchQuery = new MatchQuery(
+  matchRequest,
+  defaultParams,
+  mockGeorouterCreator,
+);
+
+class FakeProcessor extends Processor {
+  execute = (candidates: Candidate[]): Candidate[] => {
+    return candidates;
+  };
+}
+
+describe('Processor', () => {
+  it('should create an extended class', () => {
+    expect(new FakeProcessor(matchQuery)).toBeDefined();
+  });
+});
diff --git a/src/modules/matcher/tests/unit/domain/engine/route.completer.processor.spec.ts b/src/modules/matcher/tests/unit/domain/engine/route.completer.processor.spec.ts
new file mode 100644
index 0000000..4863945
--- /dev/null
+++ b/src/modules/matcher/tests/unit/domain/engine/route.completer.processor.spec.ts
@@ -0,0 +1,61 @@
+import { MatchRequest } from '../../../../domain/dtos/match.request';
+import { AlgorithmType } from '../../../../domain/types/algorithm.enum';
+import { IDefaultParams } from '../../../../domain/types/default-params.type';
+import { MatchQuery } from '../../../../queries/match.query';
+import { Candidate } from '../../../../domain/entities/engine/candidate';
+import { RouteCompleter } from '../../../../domain/entities/engine/processor/completer/route.completer.processor';
+
+const mockGeorouterCreator = {
+  create: jest.fn().mockImplementation(),
+};
+
+const defaultParams: IDefaultParams = {
+  DEFAULT_IDENTIFIER: 0,
+  MARGIN_DURATION: 900,
+  VALIDITY_DURATION: 365,
+  DEFAULT_TIMEZONE: 'Europe/Paris',
+  DEFAULT_SEATS: 3,
+  DEFAULT_ALGORITHM_SETTINGS: {
+    algorithm: AlgorithmType.CLASSIC,
+    strict: false,
+    remoteness: 15000,
+    useProportion: true,
+    proportion: 0.3,
+    useAzimuth: true,
+    azimuthMargin: 10,
+    maxDetourDistanceRatio: 0.3,
+    maxDetourDurationRatio: 0.3,
+    georouterType: 'graphhopper',
+    georouterUrl: 'http://localhost',
+  },
+};
+
+const matchRequest: MatchRequest = new MatchRequest();
+matchRequest.departure = '2023-04-01 12:00';
+matchRequest.waypoints = [
+  {
+    lat: 49.440041,
+    lon: 1.093912,
+  },
+  {
+    lat: 50.630992,
+    lon: 3.045432,
+  },
+];
+const matchQuery: MatchQuery = new MatchQuery(
+  matchRequest,
+  defaultParams,
+  mockGeorouterCreator,
+);
+
+describe('RouteCompleter', () => {
+  it('should be defined', () => {
+    expect(new RouteCompleter(matchQuery)).toBeDefined();
+  });
+
+  it('should complete candidates', () => {
+    const candidates = [new Candidate(), new Candidate()];
+    const routeCompleter: RouteCompleter = new RouteCompleter(matchQuery);
+    expect(routeCompleter.complete(candidates).length).toBe(2);
+  });
+});
diff --git a/src/modules/matcher/tests/unit/domain/engine/selector.abstract.spec.ts b/src/modules/matcher/tests/unit/domain/engine/selector.abstract.spec.ts
new file mode 100644
index 0000000..01f9eb7
--- /dev/null
+++ b/src/modules/matcher/tests/unit/domain/engine/selector.abstract.spec.ts
@@ -0,0 +1,61 @@
+import { MatchRequest } from '../../../../domain/dtos/match.request';
+import { Candidate } from '../../../../domain/entities/engine/candidate';
+import { AlgorithmType } from '../../../../domain/types/algorithm.enum';
+import { IDefaultParams } from '../../../../domain/types/default-params.type';
+import { MatchQuery } from '../../../../queries/match.query';
+import { Selector } from '../../../../domain/entities/engine/selector/selector.abstract';
+
+const mockGeorouterCreator = {
+  create: jest.fn().mockImplementation(),
+};
+
+const defaultParams: IDefaultParams = {
+  DEFAULT_IDENTIFIER: 0,
+  MARGIN_DURATION: 900,
+  VALIDITY_DURATION: 365,
+  DEFAULT_TIMEZONE: 'Europe/Paris',
+  DEFAULT_SEATS: 3,
+  DEFAULT_ALGORITHM_SETTINGS: {
+    algorithm: AlgorithmType.CLASSIC,
+    strict: false,
+    remoteness: 15000,
+    useProportion: true,
+    proportion: 0.3,
+    useAzimuth: true,
+    azimuthMargin: 10,
+    maxDetourDistanceRatio: 0.3,
+    maxDetourDurationRatio: 0.3,
+    georouterType: 'graphhopper',
+    georouterUrl: 'http://localhost',
+  },
+};
+
+const matchRequest: MatchRequest = new MatchRequest();
+matchRequest.departure = '2023-04-01 12:00';
+matchRequest.waypoints = [
+  {
+    lat: 49.440041,
+    lon: 1.093912,
+  },
+  {
+    lat: 50.630992,
+    lon: 3.045432,
+  },
+];
+const matchQuery: MatchQuery = new MatchQuery(
+  matchRequest,
+  defaultParams,
+  mockGeorouterCreator,
+);
+
+class FakeSelector extends Selector {
+  select = (): Promise<Candidate[]> => {
+    return Promise.resolve([new Candidate()]);
+  };
+}
+
+describe('Selector', () => {
+  it('should create an extended class', () => {
+    expect(new FakeSelector(matchQuery)).toBeDefined();
+  });
+});