Rename AsyncMode -> ConcurrentMode (#13732)

* Rename AsyncMode -> ConcurrentMode

Author: trueadm

src/ReactTestRenderer.js

@@ -39,7 +39,7 @@ import * as TestRendererScheduling from './ReactTestRendererScheduling';
 
 type TestRendererOptions = {
   createNodeMock: (element: React$Element<any>) => any,
-  unstable_isAsync: boolean,
+  unstable_isConcurrent: boolean,
 };
 
 type ReactTestRendererJSON = {|
@@ -419,13 +419,13 @@ function propsMatch(props: Object, filter: Object): boolean {
 const ReactTestRendererFiber = {
   create(element: React$Element<any>, options: TestRendererOptions) {
     let createNodeMock = defaultTestOptions.createNodeMock;
-    let isAsync = false;
+    let isConcurrent = false;
     if (typeof options === 'object' && options !== null) {
       if (typeof options.createNodeMock === 'function') {
         createNodeMock = options.createNodeMock;
       }
-      if (options.unstable_isAsync === true) {
-        isAsync = true;
+      if (options.unstable_isConcurrent === true) {
+        isConcurrent = true;
       }
     }
     let container = {
@@ -435,7 +435,7 @@ const ReactTestRendererFiber = {
     };
     let root: FiberRoot | null = TestRenderer.createContainer(
       container,
-      isAsync,
+      isConcurrent,
       false,
     );
     invariant(root != null, 'something went wrong');

src/__tests__/ReactTestRendererAsync-test.js

@@ -25,7 +25,7 @@ describe('ReactTestRendererAsync', () => {
       return props.children;
     }
     const renderer = ReactTestRenderer.create(<Foo>Hi</Foo>, {
-      unstable_isAsync: true,
+      unstable_isConcurrent: true,
     });
 
     // Before flushing, nothing has mounted.
@@ -59,7 +59,7 @@ describe('ReactTestRendererAsync', () => {
       );
     }
     const renderer = ReactTestRenderer.create(<Parent step={1} />, {
-      unstable_isAsync: true,
+      unstable_isConcurrent: true,
     });
 
     expect(renderer).toFlushAll(['A:1', 'B:1', 'C:1']);
@@ -85,7 +85,7 @@ describe('ReactTestRendererAsync', () => {
       );
     }
     const renderer = ReactTestRenderer.create(<Parent step={1} />, {
-      unstable_isAsync: true,
+      unstable_isConcurrent: true,
     });
 
     // Flush the first two siblings
@@ -122,7 +122,7 @@ describe('ReactTestRendererAsync', () => {
     }
 
     const renderer = ReactTestRenderer.create(<Example step={1} />, {
-      unstable_isAsync: true,
+      unstable_isConcurrent: true,
     });
 
     // Flush the some of the changes, but don't commit
@@ -152,7 +152,7 @@ describe('ReactTestRendererAsync', () => {
           <Yield id="baz" />
         </div>,
         {
-          unstable_isAsync: true,
+          unstable_isConcurrent: true,
         },
       );
 
@@ -174,7 +174,7 @@ describe('ReactTestRendererAsync', () => {
           <Yield id="baz" />
         </div>,
         {
-          unstable_isAsync: true,
+          unstable_isConcurrent: true,
         },
       );
 
@@ -218,7 +218,7 @@ describe('ReactTestRendererAsync', () => {
       }
 
       const renderer = ReactTestRenderer.create(<App />, {
-        unstable_isAsync: true,
+        unstable_isConcurrent: true,
       });
 
       expect(() => {