/
prefer-ast-types-enum.test.ts
63 lines (61 loc) · 1.53 KB
/
prefer-ast-types-enum.test.ts
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import {
AST_NODE_TYPES,
AST_TOKEN_TYPES,
} from '@typescript-eslint/experimental-utils';
import { DefinitionType } from '@typescript-eslint/scope-manager';
import rule from '../../src/rules/prefer-ast-types-enum';
import { batchedSingleLineTests, RuleTester } from '../RuleTester';
const ruleTester = new RuleTester({
parser: '@typescript-eslint/parser',
parserOptions: {
sourceType: 'module',
},
});
ruleTester.run('prefer-ast-types-enum', rule, {
valid: [
"node.type === 'constructor';",
'node.type === AST_NODE_TYPES.Literal;',
'node.type === AST_TOKEN_TYPES.Keyword;',
'node.type === DefinitionType.Parameter;',
'node.type === 1;',
`
enum MY_ENUM {
Literal = 1,
}
`,
`
enum AST_NODE_TYPES {
Literal = 'Literal',
}
`,
],
invalid: batchedSingleLineTests({
code: `
node.type === 'Literal';
node.type === 'Keyword';
node.type === 'Parameter';
`,
output: `
node.type === AST_NODE_TYPES.Literal;
node.type === AST_TOKEN_TYPES.Keyword;
node.type === DefinitionType.Parameter;
`,
errors: [
{
data: { enumName: 'AST_NODE_TYPES', literal: AST_NODE_TYPES.Literal },
messageId: 'preferEnum',
line: 2,
},
{
data: { enumName: 'AST_TOKEN_TYPES', literal: AST_TOKEN_TYPES.Keyword },
messageId: 'preferEnum',
line: 3,
},
{
data: { enumName: 'DefinitionType', literal: DefinitionType.Parameter },
messageId: 'preferEnum',
line: 4,
},
],
}),
});