Add Message descriptor functions

test/modules/types/message_test.js

@@ -0,0 +1,95 @@
+const { assert } = require('chai');
+
+const Message = require('../../../js/modules/types/message');
+
+
+describe('Message', () => {
+  describe('getGroupDescriptor', () => {
+    it('should return valid descriptor`', () => {
+      const group = {
+        id: '+10000000000',
+      };
+      const expected = {
+        type: 'group',
+        id: '+10000000000',
+      };
+      assert.deepEqual(Message.getGroupDescriptor(group), expected);
+    });
+  });
+
+  describe('getDescriptorForSent', () => {
+    context('for private messages', () => {
+      it('should return valid descriptor`', () => {
+        const data = {
+          message: {
+            id: '+10000000000',
+          },
+          destination: '+10000000000',
+        };
+
+        const expected = {
+          type: 'private',
+          id: '+10000000000',
+        };
+
+        assert.deepEqual(Message.getDescriptorForSent(data), expected);
+      });
+    });
+    context('for group messages', () => {
+      it('should return valid descriptor`', () => {
+        const data = {
+          message: {
+            group: {
+              id: '+10000000000',
+            },
+          },
+        };
+
+        const expected = {
+          type: 'group',
+          id: '+10000000000',
+        };
+
+        assert.deepEqual(Message.getDescriptorForSent(data), expected);
+      });
+    });
+  });
+
+  describe('getDescriptorForReceived', () => {
+    context('for private messages', () => {
+      it('should return valid descriptor`', () => {
+        const data = {
+          message: {
+            id: '+10000000000',
+          },
+          source: '+10000000000',
+        };
+
+        const expected = {
+          type: 'private',
+          id: '+10000000000',
+        };
+
+        assert.deepEqual(Message.getDescriptorForReceived(data), expected);
+      });
+    });
+    context('for group messages', () => {
+      it('should return valid descriptor`', () => {
+        const data = {
+          message: {
+            group: {
+              id: '+10000000000',
+            },
+          },
+        };
+
+        const expected = {
+          type: 'group',
+          id: '+10000000000',
+        };
+
+        assert.deepEqual(Message.getDescriptorForReceived(data), expected);
+      });
+    });
+  });
+});