WIP pass the failed tests.

common/models/Role.test.js

@@ -0,0 +1,34 @@
+import { expect, create } from '~/testInit';
+import Role from '@/models/Role';
+import '@/models/Permission';
+import '@/models/Resource';
+
+describe('Model: Role', () => {
+  it('Role model may has many associated users', async () => {
+    const userHasRole = await create('user_has_role');
+    await create('user_has_role', { role_id: userHasRole.roleId });
+
+    const roleModel = await Role.query().findById(userHasRole.roleId);
+    const roleUsers = await roleModel.$relatedQuery('users');
+
+    expect(roleUsers).to.have.lengthOf(2);
+  });
+
+  it('Role model may has many associated permissions.', async () => {
+    const roleHasPermissions = await create('role_has_permission');
+
+    const roleModel = await Role.query().findById(roleHasPermissions.roleId);
+    const rolePermissions = await roleModel.$relatedQuery('permissions');
+
+    expect(rolePermissions).to.have.lengthOf(1);
+  });
+
+  it('Role model may has many associated resources that has some or all permissions.', async () => {
+    const roleHasPermissions = await create('role_has_permission');
+
+    const roleModel = await Role.query().findById(roleHasPermissions.roleId);
+    const roleResources = await roleModel.$relatedQuery('resources');
+
+    expect(roleResources).to.have.lengthOf(1);
+  });
+});