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index.test.js
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index.test.js
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const formatter = require('.')
const defaultResult = {
source: 'path/to/file.css',
warnings: [],
deprecations: [],
invalidOptionWarnings: [],
}
const defaultError = {
line: 3,
column: 12,
rule: 'block-no-empty',
severity: 'error',
text: 'You should not have an empty block (block-no-empty)',
}
let actualTTY
let actualColumns
beforeAll(() => {
actualTTY = process.stdout.isTTY
actualColumns = process.stdout.columns
})
beforeEach(() => {
process.stdout.columns = 80
})
afterEach(() => {
process.stdout.isTTY = actualTTY
process.stdout.columns = actualColumns
})
test('should output nothing when not necessary', () => {
const results = [defaultResult]
expect(formatter(results)).toMatchSnapshot()
})
test('should output invalid options', () => {
const results = [
{
...defaultResult,
invalidOptionWarnings: [
{
text: 'Invalid option X for rule Y',
},
{
text: 'Invalid option A for rule B',
},
{
text: 'Invalid option X for rule Y',
},
],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should output deprecations', () => {
const results = [
{
...defaultResult,
deprecations: [
{
text: 'Feature X has been deprecated and will be removed in the next major version.',
},
{
text: 'Feature Y has been deprecated and will be removed in the next major version.',
},
{
text: 'Feature X has been deprecated and will be removed in the next major version.',
},
],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should output 1 warning', () => {
const results = [
{
...defaultResult,
warnings: [defaultError],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should output multiple warnings', () => {
const results = [
{
...defaultResult,
warnings: [
defaultError,
{
...defaultError,
line: 44,
column: 22,
},
],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should output warning without TTY', () => {
process.stdout.isTTY = false
const results = [
{
...defaultResult,
warnings: [defaultError],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should not output symbols for unknown sevirity', () => {
const results = [
{
...defaultResult,
warnings: [
{
...defaultError,
severity: 'test',
},
],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should output warnings and errors', () => {
const results = [
{
...defaultResult,
warnings: [
defaultError,
{
...defaultError,
severity: 'warning',
line: 44,
column: 22,
},
],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should output long warning when less than 80 columns are available', () => {
process.stdout.columns = 60
const results = [
{
...defaultResult,
warnings: [
{
...defaultError,
text:
'A very very very very very very very very very very very very very very very very very very long error',
},
],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should output long warning when more than 80 columns are available', () => {
const results = [
{
...defaultResult,
warnings: [
{
...defaultError,
text:
'A very very very very very very very very very very very very very very very very very very long error',
},
],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should not output file names if not provided', () => {
const results = [
{
...defaultResult,
source: null,
warnings: [defaultError],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should not output lines & columns if not provided', () => {
const results = [
{
...defaultResult,
warnings: [
{
...defaultError,
line: null,
column: 22,
},
],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should not output columns if not provided', () => {
const results = [
{
...defaultResult,
warnings: [
{
...defaultError,
column: null,
},
],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should output parseErrors as warnings', () => {
const results = [
{
...defaultResult,
parseErrors: [defaultError],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should not try to get the relative path if starting with "<"', () => {
const results = [
{
...defaultResult,
source: '<path/to/file.css>',
warnings: [defaultError],
},
]
expect(formatter(results)).toMatchSnapshot()
})
test('should properly order errors on the same line', () => {
const results = [
{
...defaultResult,
warnings: [
defaultError,
{
...defaultError,
column: 22,
},
],
},
]
expect(formatter(results)).toMatchSnapshot()
results[0].warnings[1].column = 3
expect(formatter(results)).toMatchSnapshot()
})
test('should properly order errors on different lines', () => {
const results = [
{
...defaultResult,
warnings: [
defaultError,
{
...defaultError,
line: 4,
},
],
},
]
expect(formatter(results)).toMatchSnapshot()
results[0].warnings[1].line = 1
expect(formatter(results)).toMatchSnapshot()
})
test('should properly order errors and warnings', () => {
const results = [
{
...defaultResult,
warnings: [
defaultError,
{
...defaultError,
line: 1,
},
],
},
]
expect(formatter(results)).toMatchSnapshot()
results[0].warnings[1].severity = 'warning'
expect(formatter(results)).toMatchSnapshot()
results[0].warnings[0].severity = 'warning'
results[0].warnings[1].severity = 'error'
expect(formatter(results)).toMatchSnapshot()
})