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plugin.test.js
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plugin.test.js
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const plugin = require('../');
const fs = require('fs');
const path = require('path');
const core = require('babel-core');
const f = file => path.join(__dirname, '..', '__fixtures__', file);
const read = file => fs.readFileSync(f(file), 'utf8');
const given = file => ({ source: read(`${file}.js`) });
const l = string => string.trim().split('\n').filter(l => l !== '/* eslint-disable */');
const transform = source => core.transform(source, { plugins: [plugin], filename: '%%FILENAME%%' }).code;
test('already a class, should not transform anything', () => {
// Given
const { source } = given('class-already');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('function, should transform', () => {
// Given
const { source } = given('export-default-param');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('function as const, should transform', () => {
// Given
const { source } = given('declared-as-const');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('simple function, should not change', () => {
// Given
const { source } = given('simplefunction');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('simple function with more than on 1 parameter, should not change', () => {
// Given
const { source } = given('simplefunction-multiple-param');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('functional component like function with non-jsx body, should not change', () => {
// Given
const { source } = given('non-jsx-body');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('multiple components, should change', () => {
// Given
const { source } = given('multiple-components');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('non default components, should change', () => {
// Given
const { source } = given('nondefault-components');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('no parameters, should change', () => {
// Given
const { source } = given('declared-as-const-no-param');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('non toplevel, should not change', () => {
// Given
const { source } = given('nontoplevel');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('embedded return, should change', () => {
// Given
const { source } = given('embedded-return');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('embedded return with argument, should change', () => {
// Given
const { source } = given('embedded-return-arguments');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('embedded return with argument, should change', () => {
// Given
const { source } = given('embedded-return-extra-statements');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('const with destructure in param, should change', () => {
// Given
const { source } = given('destructure');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('simple function with destructed param', () => {
// Given
const { source } = given('class-and-function');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});
test('component wrapped in hoc', () => {
// Given
const { source } = given('wrapped-in-hoc');
// When
const code = transform(source);
// When
expect(l(code)).toMatchSnapshot();
});