Update test setup (#188)

* Add .test suffix to test files

* Move dedent helper to test-utils

* Move global test setup code to setup.js

Author: marvinhagemeister

package.json

@@ -29,7 +29,7 @@
 		"transpile:jsx": "microbundle src/jsx.js -o dist/jsx.js --target web --external none && microbundle dist/jsx.js -o dist/jsx.js -f cjs",
 		"copy-typescript-definition": "copyfiles -f src/*.d.ts dist",
 		"test": "eslint src test && tsc && npm run test:mocha",
-		"test:mocha": "mocha -r @babel/register test/**/*.js",
+		"test:mocha": "mocha -r @babel/register -r test/setup.js test/**/*.test.js",
 		"format": "prettier src/**/*.{d.ts,js} test/**/*.js --write",
 		"prepublishOnly": "npm run build",
 		"release": "npm run build && git commit -am $npm_package_version && git tag $npm_package_version && git push && git push --tags && npm publish"

test/context.js renamed to test/context.test.js

@@ -1,16 +1,7 @@
 import render from '../src/jsx';
 import { h, createContext, Component } from 'preact';
-import chai, { expect } from 'chai';
-import sinonChai from 'sinon-chai';
-chai.use(sinonChai);
-
-// tag to remove leading whitespace from tagged template literal
-function dedent([str]) {
-	return str
-		.split('\n' + str.match(/^\n*(\s+)/)[1])
-		.join('\n')
-		.replace(/(^\n+|\n+\s*$)/g, '');
-}
+import { expect } from 'chai';
+import { dedent } from './utils';
 
 describe('context', () => {
 	let renderJsx = (jsx, opts) => render(jsx, null, opts).replace(/ {2}/g, '\t');

test/index.js renamed to test/index.test.js

@@ -1,17 +1,7 @@
 import render from '../src/jsx';
 import { h } from 'preact';
-import chai, { expect } from 'chai';
-import sinonChai from 'sinon-chai';
-chai.use(sinonChai);
-
-// tag to remove leading whitespace from tagged template literal
-// eslint-disable-next-line jest/no-export
-export function dedent([str]) {
-	return str
-		.split('\n' + str.match(/^\n*(\s+)/)[1])
-		.join('\n')
-		.replace(/(^\n+|\n+\s*$)/g, '');
-}
+import { expect } from 'chai';
+import { dedent } from './utils';
 
 describe('jsx', () => {
 	let renderJsx = (jsx, opts) => render(jsx, null, opts).replace(/ {2}/g, '\t');

test/jsx.js renamed to test/jsx.test.js

@@ -1,10 +1,8 @@
 import { render as basicRender } from '../src';
 import { render } from '../src/jsx';
 import { h, Fragment } from 'preact';
-import chai, { expect } from 'chai';
-import sinonChai from 'sinon-chai';
-import { dedent } from './jsx';
-chai.use(sinonChai);
+import { expect } from 'chai';
+import { dedent } from './utils';
 
 describe('pretty', () => {
 	let prettyRender = (jsx) => render(jsx, {}, { pretty: true });

test/pretty.js renamed to test/pretty.test.js

@@ -1,10 +1,8 @@
 import { render, shallowRender } from '../src';
 import { h, Component, createContext, Fragment, options } from 'preact';
 import { useState, useContext, useEffect, useLayoutEffect } from 'preact/hooks';
-import chai, { expect } from 'chai';
+import { expect } from 'chai';
 import { spy, stub, match } from 'sinon';
-import sinonChai from 'sinon-chai';
-chai.use(sinonChai);
 
 describe('render', () => {
 	describe('Basic JSX', () => {

test/render.js renamed to test/render.test.js

@@ -0,0 +1,4 @@
+import chai from 'chai';
+import sinonChai from 'sinon-chai';
+
+chai.use(sinonChai);

test/setup.js

@@ -1,9 +1,7 @@
 import { shallowRender } from '../src';
 import { h, Fragment } from 'preact';
-import chai, { expect } from 'chai';
+import { expect } from 'chai';
 import { spy } from 'sinon';
-import sinonChai from 'sinon-chai';
-chai.use(sinonChai);
 
 describe('shallowRender()', () => {
 	it('should not render nested components', () => {

test/shallowRender.js renamed to test/shallowRender.test.js

@@ -0,0 +1,12 @@
+/**
+ * tag to remove leading whitespace from tagged template
+ * literal.
+ * @param {TemplateStringsArray}
+ * @returns {string}
+ */
+export function dedent([str]) {
+	return str
+		.split('\n' + str.match(/^\n*(\s+)/)[1])
+		.join('\n')
+		.replace(/(^\n+|\n+\s*$)/g, '');
+}