diff --git a/plugins/pagerduty/src/components/Escalation.test.tsx b/plugins/pagerduty/src/components/Escalation.test.tsx
new file mode 100644
index 0000000000..db52e36f4a
--- /dev/null
+++ b/plugins/pagerduty/src/components/Escalation.test.tsx
@@ -0,0 +1,34 @@
+import React from 'react';
+import { render } from '@testing-library/react';
+import { EscalationPolicy } from './Escalation';
+import { wrapInTestApp } from '@backstage/test-utils';
+import { Oncall } from './types';
+
+export const escalations: Oncall[] = [
+  {
+    user: {
+      name: 'person1',
+      id: 'p1',
+      summary: 'person1',
+      email: 'person1@example.com',
+      html_url: 'http://a.com/id1',
+    },
+  },
+];
+
+describe('Escalation', () => {
+  it('render emptyState', () => {
+    const { getByText } = render(
+      wrapInTestApp(<EscalationPolicy escalation={[]} />),
+    );
+    expect(getByText('Empty escalation policy')).toBeInTheDocument();
+  });
+
+  it('render Escalation list', () => {
+    const { getByText } = render(
+      wrapInTestApp(<EscalationPolicy escalation={escalations} />),
+    );
+    expect(getByText('person1')).toBeInTheDocument();
+    expect(getByText('person1@example.com')).toBeInTheDocument();
+  });
+});
diff --git a/plugins/pagerduty/src/components/Incidents.test.tsx b/plugins/pagerduty/src/components/Incidents.test.tsx
new file mode 100644
index 0000000000..62c8151af2
--- /dev/null
+++ b/plugins/pagerduty/src/components/Incidents.test.tsx
@@ -0,0 +1,71 @@
+import React from 'react';
+import { render } from '@testing-library/react';
+import { Incidents } from './Incidents';
+import { wrapInTestApp } from '@backstage/test-utils';
+import { Incident } from './types';
+
+export const incidents: Incident[] = [
+  {
+    id: 'id1',
+    status: 'triggered',
+    title: 'title1',
+    created_at: '2020-11-06T00:00:00Z',
+    assignments: [
+      {
+        assignee: {
+          name: 'person1',
+          id: 'p1',
+          summary: 'person1',
+          email: 'person1@example.com',
+          html_url: 'http://a.com/id1',
+        },
+      },
+    ],
+    homepageUrl: 'http://a.com/id1',
+    serviceId: 'sId1',
+  },
+  {
+    id: 'id2',
+    status: 'acknowledged',
+    title: 'title2',
+    created_at: '2020-11-07T00:00:00Z',
+    assignments: [
+      {
+        assignee: {
+          name: 'person2',
+          id: 'p2',
+          summary: 'person2',
+          email: 'person2@example.com',
+          html_url: 'http://a.com/id2',
+        },
+      },
+    ],
+    homepageUrl: 'http://a.com/id2',
+    serviceId: 'sId2',
+  },
+];
+
+describe('Incidents', () => {
+  it('renders an empty state is there are no incidents', () => {
+    const { getByText } = render(wrapInTestApp(<Incidents incidents={[]} />));
+    expect(getByText('No incidents')).toBeInTheDocument();
+  });
+
+  it('renders all incidents', () => {
+    const { getByText, getByTitle, getAllByTitle, getByLabelText } = render(
+      wrapInTestApp(<Incidents incidents={incidents} />),
+    );
+
+    expect(getByText('title1')).toBeInTheDocument();
+    expect(getByText('title2')).toBeInTheDocument();
+    expect(getByText('person1')).toBeInTheDocument();
+    expect(getByText('person2')).toBeInTheDocument();
+    expect(getByTitle('triggered')).toBeInTheDocument();
+    expect(getByTitle('acknowledged')).toBeInTheDocument();
+    expect(getByLabelText('Status error')).toBeInTheDocument();
+    expect(getByLabelText('Status warning')).toBeInTheDocument();
+
+    // assert links, mailto and hrefs, date calculation
+    expect(getAllByTitle('View in PagerDuty').length).toEqual(2);
+  });
+});
diff --git a/plugins/pagerduty/src/components/TriggerDialog.test.tsx b/plugins/pagerduty/src/components/TriggerDialog.test.tsx
new file mode 100644
index 0000000000..a99e2c03f4
--- /dev/null
+++ b/plugins/pagerduty/src/components/TriggerDialog.test.tsx
@@ -0,0 +1,101 @@
+import React from 'react';
+import { render, fireEvent, getByTestId } from '@testing-library/react';
+import { wrapInTestApp } from '@backstage/test-utils';
+import { TriggerDialog } from './TriggerDialog';
+import {
+  ApiRegistry,
+  alertApiRef,
+  createApiRef,
+  ApiProvider,
+  IdentityApi,
+  identityApiRef,
+} from '@backstage/core';
+import { pagerDutyApiRef } from '../api/pagerDutyClient';
+import { TriggerButton } from './TriggerButton';
+import { Entity } from '@backstage/catalog-model';
+import { act } from 'react-dom/test-utils';
+
+describe('TriggerDialog', () => {
+  const mockIdentityApi: Partial<IdentityApi> = {
+    getUserId: () => 'guest@example.com',
+  };
+
+  const mockTriggerAlarmFn = jest.fn();
+  const mockPagerDutyApi = {
+    triggerPagerDutyAlarm: mockTriggerAlarmFn,
+  };
+
+  const apis = ApiRegistry.from([
+    [
+      alertApiRef,
+      createApiRef({
+        id: 'core.alert',
+        description: 'Used to report alerts and forward them to the app',
+      }),
+    ],
+    [identityApiRef, mockIdentityApi],
+    [pagerDutyApiRef, mockPagerDutyApi],
+  ]);
+
+  it('open the dialog and trigger an alarm', async () => {
+    const onClick = jest.fn(async () => {});
+
+    const entity: Entity = {
+      apiVersion: 'backstage.io/v1alpha1',
+      kind: 'Component',
+      metadata: {
+        name: 'pagerduty-test',
+        annotations: {
+          'pagerduty.com/integration-key': 'abc123',
+        },
+      },
+    };
+
+    const {
+      getByText,
+      getByRole,
+      queryByText,
+      queryByRole,
+      getByTestId,
+    } = render(
+      wrapInTestApp(
+        <ApiProvider apis={apis}>
+          <TriggerButton entity={entity} />
+          {/* <TriggerDialog
+            name="pagerduty-plugin"
+            onClose={onClick}
+            integrationKey=""
+          /> */}
+        </ApiProvider>,
+      ),
+    );
+    expect(queryByRole('dialog')).toBeNull();
+    const alarmButton = getByText('Trigger Alarm');
+    fireEvent.click(alarmButton);
+    expect(getByRole('dialog')).toBeInTheDocument();
+    expect(
+      getByText(
+        'This action will send PagerDuty alarms and notifications to on-call people responsible for',
+        {
+          exact: false,
+        },
+      ),
+    ).toBeInTheDocument();
+    const input = getByTestId('trigger-input');
+    const description = 'Test Trigger Alarm';
+    await act(async () => {
+      fireEvent.change(input, { target: { value: description } });
+    });
+    const triggerButton = getByTestId('trigger-button');
+    await act(async () => {
+      fireEvent.click(triggerButton);
+    });
+    expect(mockTriggerAlarmFn).toHaveBeenCalled();
+    expect(mockTriggerAlarmFn).toHaveBeenCalledWith(
+      entity!.metadata!.annotations!['pagerduty.com/integration-key'],
+      window.location.toString(),
+      description,
+      'guest@example.com',
+    );
+  });
+});