diff --git a/test/formats/index.js b/test/formats/index.js
deleted file mode 100644
index e61cf02bc7..0000000000
--- a/test/formats/index.js
+++ /dev/null
@@ -1,285 +0,0 @@
-import assert from "assert";
-import { svelte, deindent, env, setupHtmlEqual } from "../helpers.js";
-
-function testAmd(code, expectedId, dependencies, html) {
-	const fn = new Function("define", code);
-	const window = env();
-
-	function define(id, deps, factory) {
-		assert.equal(id, expectedId);
-		assert.deepEqual(deps, Object.keys(dependencies));
-
-		const SvelteComponent = factory(
-			...Object.keys(dependencies).map(key => dependencies[key])
-		);
-
-		const main = window.document.body.querySelector("main");
-		const component = new SvelteComponent({ target: main });
-
-		assert.htmlEqual(main.innerHTML, html);
-
-		component.destroy();
-	}
-
-	define.amd = true;
-
-	fn(define);
-}
-
-function testCjs(code, dependencyById, html) {
-	const fn = new Function("module", "exports", "require", code);
-	const window = env();
-
-	const module = { exports: {} };
-	const require = id => {
-		return dependencyById[id];
-	};
-
-	fn(module, module.exports, require);
-
-	const SvelteComponent = module.exports;
-
-	const main = window.document.body.querySelector("main");
-	const component = new SvelteComponent({ target: main });
-
-	assert.htmlEqual(main.innerHTML, html);
-
-	component.destroy();
-}
-
-function testIife(code, name, globals, html) {
-	const fn = new Function(Object.keys(globals), `${code}\n\nreturn ${name};`);
-	const window = env();
-
-	const SvelteComponent = fn(
-		...Object.keys(globals).map(key => globals[key])
-	);
-
-	const main = window.document.body.querySelector("main");
-	const component = new SvelteComponent({ target: main });
-
-	assert.htmlEqual(main.innerHTML, html);
-
-	component.destroy();
-}
-
-function testEval(code, name, globals, html) {
-	const fn = new Function(Object.keys(globals), `return ${code};`);
-	const window = env();
-
-	const SvelteComponent = fn(
-		...Object.keys(globals).map(key => globals[key])
-	);
-
-	const main = window.document.body.querySelector("main");
-	const component = new SvelteComponent({ target: main });
-
-	assert.htmlEqual(main.innerHTML, html);
-
-	component.destroy();
-}
-
-describe("formats", () => {
-	before(setupHtmlEqual);
-
-	describe("amd", () => {
-		it("generates an AMD module", () => {
-			const source = deindent`
-				<div>{answer}</div>
-
-				<script>
-					import answer from 'answer';
-
-					export default {
-						data () {
-							return { answer };
-						}
-					};
-				</script>
-			`;
-
-			const { js } = svelte.compile(source, {
-				format: "amd",
-				amd: { id: "foo" }
-			});
-
-			return testAmd(js.code, "foo", { answer: 42 }, `<div>42</div>`);
-		});
-	});
-
-	describe("cjs", () => {
-		it("generates a CommonJS module", () => {
-			const source = deindent`
-				<div>{answer}</div>
-
-				<script>
-					import answer from 'answer';
-
-					export default {
-						data () {
-							return { answer };
-						}
-					};
-				</script>
-			`;
-
-			const { js } = svelte.compile(source, {
-				format: "cjs"
-			});
-
-			return testCjs(js.code, { answer: 42 }, `<div>42</div>`);
-		});
-	});
-
-	describe("iife", () => {
-		it("generates a self-executing script", () => {
-			const source = deindent`
-				<div>{answer}</div>
-
-				<script>
-					import answer from 'answer';
-
-					export default {
-						data () {
-							return { answer };
-						}
-					};
-				</script>
-			`;
-
-			const { js } = svelte.compile(source, {
-				format: "iife",
-				name: "Foo",
-				globals: {
-					answer: "answer"
-				}
-			});
-
-			return testIife(js.code, "Foo", { answer: 42 }, `<div>42</div>`);
-		});
-
-		it('requires options.name', () => {
-			assert.throws(() => {
-				svelte.compile('', {
-					format: 'iife'
-				});
-			}, /Missing required 'name' option for IIFE export/);
-		});
-
-		it('suggests using options.globals for default imports', () => {
-			const warnings = [];
-
-			svelte.compile(`
-				<script>
-					import _ from 'lodash';
-				</script>
-			`,
-				{
-					format: 'iife',
-					name: 'App',
-					onwarn: warning => {
-						warnings.push(warning);
-					}
-				}
-			);
-
-			assert.deepEqual(warnings, [{
-				code: `options-missing-globals`,
-				message: `No name was supplied for imported module 'lodash'. Guessing '_', but you should use options.globals`
-			}]);
-		});
-
-		it('insists on options.globals for named imports', () => {
-			assert.throws(() => {
-				svelte.compile(`
-					<script>
-						import { fade } from 'svelte-transitions';
-					</script>
-				`,
-					{
-						format: 'iife',
-						name: 'App'
-					}
-				);
-			}, /Could not determine name for imported module 'svelte-transitions' – use options.globals/);
-		});
-	});
-
-	describe("umd", () => {
-		it("generates a UMD build", () => {
-			const source = deindent`
-				<div>{answer}</div>
-
-				<script>
-					import answer from 'answer';
-
-					export default {
-						data () {
-							return { answer };
-						}
-					};
-				</script>
-			`;
-
-			const { js } = svelte.compile(source, {
-				format: "umd",
-				name: "Foo",
-				globals: {
-					answer: "answer"
-				},
-				amd: {
-					id: "foo"
-				}
-			});
-
-			testAmd(js.code, "foo", { answer: 42 }, `<div>42</div>`);
-			testCjs(js.code, { answer: 42 }, `<div>42</div>`);
-			testIife(js.code, "Foo", { answer: 42 }, `<div>42</div>`);
-		});
-
-		it('requires options.name', () => {
-			assert.throws(() => {
-				svelte.compile('', {
-					format: 'umd'
-				});
-			}, /Missing required 'name' option for UMD export/);
-		});
-	});
-
-	describe("eval", () => {
-		it("generates a self-executing script that returns the component on eval", () => {
-			const source = deindent`
-				<div>{answer}</div>
-
-				<script>
-					import answer from 'answer';
-
-					export default {
-						data () {
-							return { answer };
-						}
-					};
-				</script>
-			`;
-
-			const { js } = svelte.compile(source, {
-				format: "eval",
-				globals: {
-					answer: "answer"
-				}
-			});
-
-			return testEval(js.code, "Foo", { answer: 42 }, `<div>42</div>`);
-		});
-	});
-
-	describe('unknown format', () => {
-		it('throws an error', () => {
-			assert.throws(() => {
-				svelte.compile('', {
-					format: 'nope'
-				});
-			}, /options.format is invalid \(must be es, amd, cjs, iife, umd or eval\)/);
-		});
-	});
-});