2 files changed, 103 insertions, 0 deletions
diff --git a/spec/javascripts/jobs/components/log/log_spec.js b/spec/javascripts/jobs/components/log/log_spec.js
new file mode 100644
index 00000000000..469bbf6714d
--- /dev/null
+++ b/spec/javascripts/jobs/components/log/log_spec.js
@@ -0,0 +1,77 @@
+import { mount, createLocalVue } from '@vue/test-utils';
+import Vuex from 'vuex';
+import { logLinesParser } from '~/jobs/store/utils';
+import Log from '~/jobs/components/log/log.vue';
+import { jobLog } from './mock_data';
+
+describe('Job Log', () => {
+  let wrapper;
+  let actions;
+  let state;
+  let store;
+
+  const localVue = createLocalVue();
+  localVue.use(Vuex);
+
+  const createComponent = () => {
+    wrapper = mount(Log, {
+      sync: false,
+      localVue,
+      store,
+    });
+  };
+
+  beforeEach(() => {
+    actions = {
+      toggleCollapsibleLine: () => {},
+    };
+
+    state = {
+      trace: logLinesParser(jobLog),
+      traceEndpoint: 'jobs/id',
+    };
+
+    store = new Vuex.Store({
+      actions,
+      state,
+    });
+
+    createComponent();
+  });
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  describe('line numbers', () => {
+    it('renders a line number for each open line', () => {
+      expect(wrapper.find('#L1').text()).toBe('1');
+      expect(wrapper.find('#L2').text()).toBe('2');
+      expect(wrapper.find('#L3').text()).toBe('3');
+    });
+
+    it('links to the provided path and correct line number', () => {
+      expect(wrapper.find('#L1').attributes('href')).toBe(`${state.traceEndpoint}#L1`);
+    });
+  });
+
+  describe('collapsible sections', () => {
+    it('renders a clickable header section', () => {
+      expect(wrapper.find('.collapsible-line').attributes('role')).toBe('button');
+    });
+
+    it('renders an icon with the closed state', () => {
+      expect(wrapper.find('.collapsible-line svg').classes()).toContain('ic-angle-right');
+    });
+
+    describe('on click header section', () => {
+      it('calls toggleCollapsibleLine', () => {
+        spyOn(wrapper.vm, 'toggleCollapsibleLine').and.callThrough();
+
+        wrapper.find('.collapsible-line').trigger('click');
+
+        expect(wrapper.vm.toggleCollapsibleLine).toHaveBeenCalled();
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/jobs/components/log/mock_data.js b/spec/javascripts/jobs/components/log/mock_data.js
new file mode 100644
index 00000000000..54a6d31b278
--- /dev/null
+++ b/spec/javascripts/jobs/components/log/mock_data.js
@@ -0,0 +1,26 @@
+// eslint-disable-next-line import/prefer-default-export
+export const jobLog = [
+  {
+    offset: 1000,
+    content: [{ text: 'Running with gitlab-runner 12.1.0 (de7731dd)' }],
+  },
+  {
+    offset: 1001,
+    content: [{ text: ' on docker-auto-scale-com 8a6210b8' }],
+  },
+  {
+    offset: 1002,
+    content: [
+      {
+        text: 'Using Docker executor with image dev.gitlab.org3',
+      },
+    ],
+    sections: ['prepare-executor'],
+    section_header: true,
+  },
+  {
+    offset: 1003,
+    content: [{ text: 'Starting service postgres:9.6.14 ...', style: 'text-green' }],
+    sections: ['prepare-executor'],
+  },
+];