fix routing and added ui-extension package

scm-ui/ui-extensions/src/ExtensionPoint.test.js

@@ -0,0 +1,142 @@
+// @flow
+import React from "react";
+import ExtensionPoint from "./ExtensionPoint";
+import { shallow, mount } from "enzyme";
+import "@scm-manager/ui-tests/enzyme";
+import binder from "./binder";
+
+jest.mock("./binder");
+
+describe("ExtensionPoint test", () => {
+  beforeEach(() => {
+    binder.hasExtension.mockReset();
+    binder.getExtension.mockReset();
+    binder.getExtensions.mockReset();
+  });
+
+  it("should render nothing, if no extension was bound", () => {
+    binder.hasExtension.mockReturnValue(true);
+    binder.getExtensions.mockReturnValue([]);
+    const rendered = shallow(<ExtensionPoint name="something.special" />);
+    expect(rendered.text()).toBe("");
+  });
+
+  it("should render the given component", () => {
+    const label = () => {
+      return <label>Extension One</label>;
+    };
+    binder.hasExtension.mockReturnValue(true);
+    binder.getExtension.mockReturnValue(label);
+
+    const rendered = mount(<ExtensionPoint name="something.special" />);
+    expect(rendered.text()).toBe("Extension One");
+  });
+
+
+  // We use this wrapper since Enzyme cannot handle React Fragments (see https://github.com/airbnb/enzyme/issues/1213)
+  class ExtensionPointEnzymeFix extends ExtensionPoint {
+    render() {
+      return <div>{super.render()}</div>
+  }
+
+  }
+  it("should render the given components", () => {
+    const labelOne = () => {
+      return <label>Extension One</label>;
+    };
+    const labelTwo = () => {
+      return <label>Extension Two</label>;
+    };
+
+    binder.hasExtension.mockReturnValue(true);
+    binder.getExtensions.mockReturnValue([labelOne, labelTwo]);
+
+    const rendered = mount(
+      <ExtensionPointEnzymeFix name="something.special" renderAll={true} />
+    );
+    const text = rendered.text();
+    expect(text).toContain("Extension One");
+    expect(text).toContain("Extension Two");
+  });
+
+  it("should render the given component, with the given props", () => {
+    type Props = {
+      value: string
+    };
+
+    const label = (props: Props) => {
+      return <label>{props.value}</label>;
+    };
+
+    binder.hasExtension.mockReturnValue(true);
+    binder.getExtension.mockReturnValue(label);
+
+    const rendered = mount(
+      <ExtensionPoint name="something.special" props={{ value: "Awesome" }} />
+    );
+    const text = rendered.text();
+    expect(text).toContain("Awesome");
+  });
+
+  it("should render children, if no extension is bound", () => {
+    const rendered = mount(
+      <ExtensionPoint name="something.special">
+        <p>Cool stuff</p>
+      </ExtensionPoint>
+    );
+    const text = rendered.text();
+    expect(text).toContain("Cool stuff");
+  });
+
+  it("should not render children, if an extension was bound", () => {
+    const label = () => {
+      return <label>Bound Extension</label>;
+    };
+
+    binder.hasExtension.mockReturnValue(true);
+    binder.getExtension.mockReturnValue(label);
+
+    const rendered = mount(
+      <ExtensionPoint name="something.special">
+        <p>Cool stuff</p>
+      </ExtensionPoint>
+    );
+    const text = rendered.text();
+    expect(text).toContain("Bound Extension");
+  });
+
+  it("should pass the context of the parent component", () => {
+    const UserContext = React.createContext({ name: "anonymous" });
+
+    type HelloProps = {
+      name: string
+    };
+
+    const Hello = (props: HelloProps) => {
+      return <label>Hello {props.name}</label>;
+    };
+
+    const HelloUser = () => {
+      return (
+        <UserContext.Consumer>
+          {({ name }) => <Hello name={name} />}
+        </UserContext.Consumer>
+      );
+    };
+
+    binder.hasExtension.mockReturnValue(true);
+    binder.getExtension.mockReturnValue(HelloUser);
+
+    const App = () => {
+      return (
+        <UserContext.Provider value={{ name: "Trillian" }}>
+          <ExtensionPoint name="hello" />
+        </UserContext.Provider>
+      );
+    };
+
+    const rendered = mount(<App />);
+    const text = rendered.text();
+    expect(text).toBe("Hello Trillian");
+  });
+});