test: Add tests for Identity model

packages/backend/src/models/__snapshots__/identity.ee.test.js.snap

@@ -0,0 +1,37 @@
+// Vitest Snapshot v1, https://vitest.dev/guide/snapshot.html
+
+exports[`Identity model > jsonSchema should have correct validations 1`] = `
+{
+  "properties": {
+    "id": {
+      "format": "uuid",
+      "type": "string",
+    },
+    "providerId": {
+      "format": "uuid",
+      "type": "string",
+    },
+    "providerType": {
+      "enum": [
+        "saml",
+      ],
+      "type": "string",
+    },
+    "remoteId": {
+      "minLength": 1,
+      "type": "string",
+    },
+    "userId": {
+      "format": "uuid",
+      "type": "string",
+    },
+  },
+  "required": [
+    "providerId",
+    "remoteId",
+    "userId",
+    "providerType",
+  ],
+  "type": "object",
+}
+`;

packages/backend/src/models/identity.ee.test.js

@@ -0,0 +1,40 @@
+import { describe, it, expect } from 'vitest';
+import Identity from './identity.ee';
+import User from './user';
+import SamlAuthProvider from './saml-auth-provider.ee';
+import Base from './base';
+
+describe('Identity model', () => {
+  it('tableName should return correct name', () => {
+    expect(Identity.tableName).toBe('identities');
+  });
+
+  it('jsonSchema should have correct validations', () => {
+    expect(Identity.jsonSchema).toMatchSnapshot();
+  });
+
+  it('relationMappings should return correct associations', () => {
+    const relationMappings = Identity.relationMappings();
+
+    const expectedRelations = {
+      user: {
+        relation: Base.BelongsToOneRelation,
+        modelClass: User,
+        join: {
+          from: 'users.id',
+          to: 'identities.user_id',
+        },
+      },
+      samlAuthProvider: {
+        relation: Base.BelongsToOneRelation,
+        modelClass: SamlAuthProvider,
+        join: {
+          from: 'saml_auth_providers.id',
+          to: 'identities.provider_id',
+        },
+      },
+    };
+
+    expect(relationMappings).toStrictEqual(expectedRelations);
+  });
+});