/
get-code-from-ast.spec.ts
88 lines (85 loc) · 2.43 KB
/
get-code-from-ast.spec.ts
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import { format } from 'prettier';
import { getCodeFromAst } from '../get-code-from-ast';
import { getImportNodes } from '../get-import-nodes';
import { getSortedNodes } from '../get-sorted-nodes';
it('sorts imports correctly', () => {
const code = `// first comment
// second comment
import z from 'z';
import c from 'c';
import g from 'g';
import t from 't';
import k from 'k';
import a from 'a';
`;
const importNodes = getImportNodes(code);
const sortedNodes = getSortedNodes(importNodes, {
importOrder: [],
importOrderBuiltinModulesToTop: false,
importOrderCaseInsensitive: false,
importOrderGroupNamespaceSpecifiers: false,
importOrderMergeDuplicateImports: false,
importOrderMergeTypeImportsIntoRegular: false,
importOrderSeparation: false,
importOrderSortSpecifiers: false,
});
const formatted = getCodeFromAst({
nodesToOutput: sortedNodes,
originalCode: code,
directives: [],
});
expect(format(formatted, { parser: 'babel' })).toEqual(
`// first comment
// second comment
import a from "a";
import c from "c";
import g from "g";
import k from "k";
import t from "t";
import z from "z";
`,
);
});
it('merges duplicate imports correctly', () => {
const code = `// first comment
// second comment
import z from 'z';
import c from 'c';
import g from 'g';
import t from 't';
import k from 'k';
import a from 'a';
import {b, type Bee} from 'a';
import type {C} from 'c';
import type {See} from 'c';
`;
const importNodes = getImportNodes(code, { plugins: ['typescript'] });
const sortedNodes = getSortedNodes(importNodes, {
importOrder: [],
importOrderBuiltinModulesToTop: false,
importOrderCaseInsensitive: false,
importOrderGroupNamespaceSpecifiers: false,
importOrderMergeDuplicateImports: true,
importOrderMergeTypeImportsIntoRegular: false,
importOrderSeparation: false,
importOrderSortSpecifiers: false,
});
const formatted = getCodeFromAst({
nodesToOutput: sortedNodes,
allOriginalImportNodes: importNodes,
originalCode: code,
directives: [],
});
expect(format(formatted, { parser: 'babel' })).toEqual(
`// first comment
// second comment
import a, { b, type Bee } from "a";
import c from "c";
import type { C, See } from "c";
import g from "g";
import k from "k";
import t from "t";
import z from "z";
`,
);
});