🐎 changed to run as parallel as possible

Can manually run as serial using `.setOptions`

README.md

@@ -155,6 +155,7 @@ beep
 ## `spec.beforeEach`
 
 ```js
+spec.setOptions({ concurrency: 1 });
 spec.beforeEach(async () => {
   await delay(5);
   console.log("foo");
@@ -180,6 +181,7 @@ foo
 ```js
 import delay from "delay";
 
+spec.setOptions({ concurrency: 1 });
 spec.afterEach(async () => {
   await delay(5);
   console.log("bar");
@@ -200,15 +202,18 @@ bar
   3 passing (28 ms)
 ```
 
-## `spec.setOptions`
+## `spec.setOptions` / `it.setOptions`
 
 ```js
 spec.setOptions({ concurrency: 1, timeout: 100 });
 ```
 
+> Specs of the same level are executed in parallel, and there is a possibility that hooks conflict.
+> In that case, please set the `concurrency` of that level to 1 and execute it in series. using `spec.setOptions`
+
 BDD Interface
 ---
-## `describe(title, fn)`
+## `describe(title, fn(spec){})`
 ## `describe(title)`, `describe.skip(title)`
 
 ```js

src/describe.mjs

@@ -149,14 +149,10 @@ export default class Describe {
   }
 
   beforeEach() {
-    this.setOptions({ concurrency: 1 });
-
     const args = [...arguments];
     this.hooks.beforeEach.push(() => execute(...args));
   }
   afterEach() {
-    this.setOptions({ concurrency: 1 });
-
     const args = [...arguments];
     this.hooks.afterEach.push(() => execute(...args));
   }

test/afterEach/should be executed just after each spec/index.mjs

@@ -1,6 +1,7 @@
 import spec from "eastern";
 import delay from "delay";
 
+spec.setOptions({ concurrency: 1 });
 spec.afterEach(async () => {
   await delay(5);
   console.log("bar");

test/beforeEach/should be executed just before each spec/index.mjs

@@ -1,6 +1,7 @@
 import spec from "eastern";
 import delay from "delay";
 
+spec.setOptions({ concurrency: 1 });
 spec.beforeEach(async () => {
   await delay(5);
   console.log("foo");

test/describe/mixin-throw/index.mjs

@@ -15,6 +15,7 @@ describe("1", ({ before, beforeEach, afterEach, after, it, describe }) => {
     console.log("  1-after");
   });
 
+  it.setOptions({ concurrency: 1 });
   it("1-1");
   it.skip("1-2");
   it("1-notonly-1", () => {});
@@ -42,6 +43,7 @@ describe("1", ({ before, beforeEach, afterEach, after, it, describe }) => {
       console.log("      3-after");
     });
 
+    it.setOptions({ concurrency: 1 });
     it("3-1");
     it.skip("3-2");
     it("3-notonly-1", () => {});

test/describe/mixin/index.mjs

@@ -15,6 +15,7 @@ describe("1", ({ before, beforeEach, afterEach, after, it, describe }) => {
     console.log("  1-after");
   });
 
+  it.setOptions({ concurrency: 1 });
   it("1-1");
   it.skip("1-2");
   it("1-notonly-1", () => {});
@@ -40,6 +41,7 @@ describe("1", ({ before, beforeEach, afterEach, after, it, describe }) => {
       console.log("      3-after");
     });
 
+    it.setOptions({ concurrency: 1 });
     it("3-1");
     it.skip("3-2");
     it("3-notonly-1", () => {});