/
method-signature-style.test.ts
111 lines (109 loc) · 4.52 KB
/
method-signature-style.test.ts
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import rule from '../../src/rules/method-signature-style';
import { batchedSingleLineTests, noFormat, RuleTester } from '../RuleTester';
const ruleTester = new RuleTester({
parser: '@typescript-eslint/parser',
});
ruleTester.run('method-signature-style', rule, {
valid: [
...batchedSingleLineTests({
code: noFormat`
interface Test { f: (a: string) => number }
interface Test { ['f']: (a: boolean) => void }
interface Test { f: <T>(a: T) => T }
interface Test { ['f']: <T extends {}>(a: T, b: T) => T }
interface Test { 'f!': </* a */>(/* b */ x: any /* c */) => void }
type Test = { readonly f: (a: string) => number }
type Test = { ['f']?: (a: boolean) => void }
type Test = { readonly f?: <T>(a?: T) => T }
type Test = { readonly ['f']?: <T>(a: T, b: T) => T }
`,
}),
...batchedSingleLineTests({
options: ['method'],
code: noFormat`
interface Test { f(a: string): number }
interface Test { ['f'](a: boolean): void }
interface Test { f<T>(a: T): T }
interface Test { ['f']<T extends {}>(a: T, b: T): T }
interface Test { 'f!'</* a */>(/* b */ x: any /* c */): void }
type Test = { readonly f(a: string): number }
type Test = { ['f']?(a: boolean): void }
type Test = { readonly f?<T>(a?: T): T }
type Test = { readonly ['f']?<T>(a: T, b: T): T }
`,
}),
],
invalid: [
...batchedSingleLineTests({
code: noFormat`
interface Test { f(a: string): number }
interface Test { ['f'](a: boolean): void }
interface Test { f<T>(a: T): T }
interface Test { ['f']<T extends {}>(a: T, b: T): T }
interface Test { 'f!'</* a */>(/* b */ x: any /* c */): void }
type Test = { readonly f(a: string): number }
type Test = { ['f']?(a: boolean): void }
type Test = { readonly f?<T>(a?: T): T }
type Test = { readonly ['f']?<T>(a: T, b: T): T }
`,
errors: [
{ messageId: 'errorMethod', line: 2 },
{ messageId: 'errorMethod', line: 3 },
{ messageId: 'errorMethod', line: 4 },
{ messageId: 'errorMethod', line: 5 },
{ messageId: 'errorMethod', line: 6 },
{ messageId: 'errorMethod', line: 7 },
{ messageId: 'errorMethod', line: 8 },
{ messageId: 'errorMethod', line: 9 },
{ messageId: 'errorMethod', line: 10 },
],
output: noFormat`
interface Test { f: (a: string) => number }
interface Test { ['f']: (a: boolean) => void }
interface Test { f: <T>(a: T) => T }
interface Test { ['f']: <T extends {}>(a: T, b: T) => T }
interface Test { 'f!': </* a */>(/* b */ x: any /* c */) => void }
type Test = { readonly f: (a: string) => number }
type Test = { ['f']?: (a: boolean) => void }
type Test = { readonly f?: <T>(a?: T) => T }
type Test = { readonly ['f']?: <T>(a: T, b: T) => T }
`,
}),
...batchedSingleLineTests({
options: ['method'],
code: noFormat`
interface Test { f: (a: string) => number }
interface Test { ['f']: (a: boolean) => void }
interface Test { f: <T>(a: T) => T }
interface Test { ['f']: <T extends {}>(a: T, b: T) => T }
interface Test { 'f!': </* a */>(/* b */ x: any /* c */) => void }
type Test = { readonly f: (a: string) => number }
type Test = { ['f']?: (a: boolean) => void }
type Test = { readonly f?: <T>(a?: T) => T }
type Test = { readonly ['f']?: <T>(a: T, b: T) => T }
`,
errors: [
{ messageId: 'errorProperty', line: 2 },
{ messageId: 'errorProperty', line: 3 },
{ messageId: 'errorProperty', line: 4 },
{ messageId: 'errorProperty', line: 5 },
{ messageId: 'errorProperty', line: 6 },
{ messageId: 'errorProperty', line: 7 },
{ messageId: 'errorProperty', line: 8 },
{ messageId: 'errorProperty', line: 9 },
{ messageId: 'errorProperty', line: 10 },
],
output: noFormat`
interface Test { f(a: string): number }
interface Test { ['f'](a: boolean): void }
interface Test { f<T>(a: T): T }
interface Test { ['f']<T extends {}>(a: T, b: T): T }
interface Test { 'f!'</* a */>(/* b */ x: any /* c */): void }
type Test = { readonly f(a: string): number }
type Test = { ['f']?(a: boolean): void }
type Test = { readonly f?<T>(a?: T): T }
type Test = { readonly ['f']?<T>(a: T, b: T): T }
`,
}),
],
});