1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
|
import { GlLoadingIcon } from '@gitlab/ui';
import { shallowMountExtended } from 'helpers/vue_test_utils_helper';
import TracingDetails from '~/tracing/components/tracing_details.vue';
import waitForPromises from 'helpers/wait_for_promises';
import { createAlert } from '~/alert';
import { visitUrl, isSafeURL } from '~/lib/utils/url_utility';
jest.mock('~/alert');
jest.mock('~/lib/utils/url_utility');
describe('TracingDetails', () => {
let wrapper;
let observabilityClientMock;
const TRACE_ID = 'test-trace-id';
const TRACING_INDEX_URL = 'https://www.gitlab.com/flightjs/Flight/-/tracing';
const findLoadingIcon = () => wrapper.findComponent(GlLoadingIcon);
const findTraceDetails = () => wrapper.findComponentByTestId('trace-details');
const props = {
traceId: TRACE_ID,
tracingIndexUrl: TRACING_INDEX_URL,
};
const mountComponent = async () => {
wrapper = shallowMountExtended(TracingDetails, {
propsData: {
...props,
observabilityClient: observabilityClientMock,
},
});
await waitForPromises();
};
beforeEach(() => {
isSafeURL.mockReturnValue(true);
observabilityClientMock = {
isTracingEnabled: jest.fn(),
fetchTrace: jest.fn(),
};
});
it('renders the loading indicator while checking if tracing is enabled', () => {
mountComponent();
expect(findLoadingIcon().exists()).toBe(true);
expect(observabilityClientMock.isTracingEnabled).toHaveBeenCalled();
});
describe('when tracing is enabled', () => {
const mockTrace = { traceId: 'test-trace-id', foo: 'bar' };
beforeEach(async () => {
observabilityClientMock.isTracingEnabled.mockResolvedValueOnce(true);
observabilityClientMock.fetchTrace.mockResolvedValueOnce(mockTrace);
await mountComponent();
});
it('fetches the trace and renders the trace details', () => {
expect(observabilityClientMock.isTracingEnabled).toHaveBeenCalled();
expect(observabilityClientMock.fetchTrace).toHaveBeenCalled();
expect(findLoadingIcon().exists()).toBe(false);
expect(findTraceDetails().exists()).toBe(true);
});
});
describe('when tracing is not enabled', () => {
beforeEach(async () => {
observabilityClientMock.isTracingEnabled.mockResolvedValueOnce(false);
await mountComponent();
});
it('redirects to tracingIndexUrl', () => {
expect(visitUrl).toHaveBeenCalledWith(props.tracingIndexUrl);
});
});
describe('error handling', () => {
it('if isTracingEnabled fails, it renders an alert and empty page', async () => {
observabilityClientMock.isTracingEnabled.mockRejectedValueOnce('error');
await mountComponent();
expect(createAlert).toHaveBeenCalledWith({ message: 'Failed to load trace details.' });
expect(findLoadingIcon().exists()).toBe(false);
expect(findTraceDetails().exists()).toBe(false);
});
it('if fetchTrace fails, it renders an alert and empty page', async () => {
observabilityClientMock.isTracingEnabled.mockReturnValueOnce(true);
observabilityClientMock.fetchTrace.mockRejectedValueOnce('error');
await mountComponent();
expect(createAlert).toHaveBeenCalledWith({ message: 'Failed to load trace details.' });
expect(findLoadingIcon().exists()).toBe(false);
expect(findTraceDetails().exists()).toBe(false);
});
});
});
|
