[SIEM] [Case] Initial UI

x-pack/legacy/plugins/siem/public/components/header_page_new/index.test.tsx

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+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+import euiDarkVars from '@elastic/eui/dist/eui_theme_dark.json';
+import { shallow } from 'enzyme';
+import React from 'react';
+
+import { TestProviders } from '../../mock';
+import { HeaderPage } from './index';
+import { useMountAppended } from '../../utils/use_mount_appended';
+
+describe('HeaderPage', () => {
+  const mount = useMountAppended();
+
+  test('it renders', () => {
+    const wrapper = shallow(
+      <HeaderPage
+        badgeOptions={{ beta: true, text: 'Beta', tooltip: 'Test tooltip' }}
+        border
+        subtitle="Test subtitle"
+        subtitle2="Test subtitle 2"
+        title="Test title"
+      >
+        <p>{'Test supplement'}</p>
+      </HeaderPage>
+    );
+
+    expect(wrapper).toMatchSnapshot();
+  });
+
+  test('it renders the title', () => {
+    const wrapper = mount(
+      <TestProviders>
+        <HeaderPage title="Test title" />
+      </TestProviders>
+    );
+
+    expect(
+      wrapper
+        .find('[data-test-subj="header-page-title"]')
+        .first()
+        .exists()
+    ).toBe(true);
+  });
+
+  test('it renders the back link when provided', () => {
+    const wrapper = mount(
+      <TestProviders>
+        <HeaderPage backOptions={{ href: '#', text: 'Test link' }} title="Test title" />
+      </TestProviders>
+    );
+
+    expect(
+      wrapper
+        .find('.siemHeaderPage__linkBack')
+        .first()
+        .exists()
+    ).toBe(true);
+  });
+
+  test('it DOES NOT render the back link when not provided', () => {
+    const wrapper = mount(
+      <TestProviders>
+        <HeaderPage title="Test title" />
+      </TestProviders>
+    );
+
+    expect(
+      wrapper
+        .find('.siemHeaderPage__linkBack')
+        .first()
+        .exists()
+    ).toBe(false);
+  });
+
+  test('it renders the first subtitle when provided', () => {
+    const wrapper = mount(
+      <TestProviders>
+        <HeaderPage subtitle="Test subtitle" title="Test title" />
+      </TestProviders>
+    );
+
+    expect(
+      wrapper
+        .find('[data-test-subj="header-page-subtitle"]')
+        .first()
+        .exists()
+    ).toBe(true);
+  });
+
+  test('it DOES NOT render the first subtitle when not provided', () => {
+    const wrapper = mount(
+      <TestProviders>
+        <HeaderPage title="Test title" />
+      </TestProviders>
+    );
+
+    expect(
+      wrapper
+        .find('[data-test-subj="header-section-subtitle"]')
+        .first()
+        .exists()
+    ).toBe(false);
+  });
+
+  test('it renders the second subtitle when provided', () => {
+    const wrapper = mount(
+      <TestProviders>
+        <HeaderPage subtitle2="Test subtitle 2" title="Test title" />
+      </TestProviders>
+    );
+
+    expect(
+      wrapper
+        .find('[data-test-subj="header-page-subtitle-2"]')
+        .first()
+        .exists()
+    ).toBe(true);
+  });
+
+  test('it DOES NOT render the second subtitle when not provided', () => {
+    const wrapper = mount(
+      <TestProviders>
+        <HeaderPage title="Test title" />
+      </TestProviders>
+    );
+
+    expect(
+      wrapper
+        .find('[data-test-subj="header-section-subtitle-2"]')
+        .first()
+        .exists()
+    ).toBe(false);
+  });
+
+  test('it renders supplements when children provided', () => {
+    const wrapper = mount(
+      <TestProviders>
+        <HeaderPage title="Test title">
+          <p>{'Test supplement'}</p>
+        </HeaderPage>
+      </TestProviders>
+    );
+
+    expect(
+      wrapper
+        .find('[data-test-subj="header-page-supplements"]')
+        .first()
+        .exists()
+    ).toBe(true);
+  });
+
+  test('it DOES NOT render supplements when children not provided', () => {
+    const wrapper = mount(
+      <TestProviders>
+        <HeaderPage title="Test title" />
+      </TestProviders>
+    );
+
+    expect(
+      wrapper
+        .find('[data-test-subj="header-page-supplements"]')
+        .first()
+        .exists()
+    ).toBe(false);
+  });
+
+  test('it applies border styles when border is true', () => {
+    const wrapper = mount(
+      <TestProviders>
+        <HeaderPage border title="Test title" />
+      </TestProviders>
+    );
+    const siemHeaderPage = wrapper.find('.siemHeaderPage').first();
+
+    expect(siemHeaderPage).toHaveStyleRule('border-bottom', euiDarkVars.euiBorderThin);
+    expect(siemHeaderPage).toHaveStyleRule('padding-bottom', euiDarkVars.paddingSizes.l);
+  });
+
+  test('it DOES NOT apply border styles when border is false', () => {
+    const wrapper = mount(
+      <TestProviders>
+        <HeaderPage title="Test title" />
+      </TestProviders>
+    );
+    const siemHeaderPage = wrapper.find('.siemHeaderPage').first();
+
+    expect(siemHeaderPage).not.toHaveStyleRule('border-bottom', euiDarkVars.euiBorderThin);
+    expect(siemHeaderPage).not.toHaveStyleRule('padding-bottom', euiDarkVars.paddingSizes.l);
+  });
+
+  test('it renders as a draggable when arguments provided', () => {
+    const wrapper = mount(
+      <TestProviders>
+        <HeaderPage draggableArguments={{ field: 'neat', value: 'cool' }} title="Test title" />
+      </TestProviders>
+    );
+
+    expect(
+      wrapper
+        .find('[data-test-subj="header-page-draggable"]')
+        .first()
+        .exists()
+    ).toBe(true);
+  });
+
+  test('it DOES NOT render as a draggable when arguments not provided', () => {
+    const wrapper = mount(
+      <TestProviders>
+        <HeaderPage title="Test title" />
+      </TestProviders>
+    );
+
+    expect(
+      wrapper
+        .find('[data-test-subj="header-page-draggable"]')
+        .first()
+        .exists()
+    ).toBe(false);
+  });
+});