Add tests

src/lib/core/__tests__/Credentials.spec.ts

@@ -0,0 +1,35 @@
+import { Credentials } from '../Credentials';
+
+describe('auth/Credentials', () => {
+  it('should require a username and an API key', () => {
+    const creds = new Credentials('aUserName', 'anApiKey');
+
+    expect(creds.username).toBe('aUserName');
+    expect(creds.apiKey).toBe('anApiKey');
+  });
+
+  it('should fail if api key or username are not present', () => {
+    expect(() => {
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
+      const creds = new Credentials('aUserName', undefined as any);
+      expect(creds.username).toBe('aUserName');
+    }).toThrow();
+
+    expect(() => {
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
+      const creds = new Credentials(undefined as any, 'anApiKey');
+      expect(creds.username).toBe(undefined);
+    }).toThrow();
+  });
+
+  it('has a default server', () => {
+    const creds = new Credentials('aUser', 'anApiKey');
+    expect(creds.serverURL).toBe('https://aUser.carto.com/');
+  });
+
+  it('can manage different servers', () => {
+    const customServer = 'http://127.0.0.1:8181/user/{user}';
+    const creds = new Credentials('aUser', 'anApiKey', customServer);
+    expect(creds.serverURL).toBe('http://127.0.0.1:8181/user/aUser/');
+  });
+});

src/lib/core/__tests__/MetricsEvent.spec.ts

@@ -0,0 +1,29 @@
+import MetricsEvent from '../MetricsEvent';
+
+describe('core/MetricsEvent', () => {
+  it('can be created easily', () => {
+    const event = new MetricsEvent('mytestlib', 'name of this test');
+
+    expect(event.source).toBe('mytestlib');
+    expect(event.name).toBe('name of this test');
+    expect(event.groupId).toBeTruthy();
+  });
+
+  it('can be created with a custom id', () => {
+    const event = new MetricsEvent('mytestlib', 'name of this test', 'id');
+
+    expect(event.source).toBe('mytestlib');
+    expect(event.name).toBe('name of this test');
+    expect(event.groupId).toBe('id');
+  });
+
+  it('can generate proper headers', () => {
+    const event = new MetricsEvent('mytestlib', 'name of this test', 'id');
+
+    const headers = event.getHeaders();
+    expect(headers).toBeTruthy();
+    expect(headers[0]).toEqual(['Carto-Event-Source', 'mytestlib']);
+    expect(headers[1]).toEqual(['Carto-Event', 'name of this test']);
+    expect(headers[2]).toEqual(['Carto-Event-Group-Id', 'id']);
+  });
+});