Add search input component

[arvados-workbench2.git] / src / components / search-input / search-input.test.tsx

diff --git a/src/components/search-input/search-input.test.tsx b/src/components/search-input/search-input.test.tsx
new file mode 100644 (file)
index 0000000..b07445a
--- /dev/null
+++ b/src/components/search-input/search-input.test.tsx
@@ -0,0 +1,99 @@
+// Copyright (C) The Arvados Authors. All rights reserved.
+//
+// SPDX-License-Identifier: AGPL-3.0
+
+import * as React from "react";
+import { mount, configure } from "enzyme";
+import SearchInput, { DEFAULT_SEARCH_DEBOUNCE } from "./search-input";
+
+import * as Adapter from 'enzyme-adapter-react-16';
+
+configure({ adapter: new Adapter() });
+
+describe("<SearchInput />", () => {
+
+    jest.useFakeTimers();
+
+    let onSearch: () => void;
+
+    beforeEach(() => {
+        onSearch = jest.fn();
+    });
+
+    describe("on submit", () => {
+        it("calls onSearch with initial value passed via props", () => {
+            const searchInput = mount(<SearchInput value="initial value" onSearch={onSearch} />);
+            searchInput.find("form").simulate("submit");
+            expect(onSearch).toBeCalledWith("initial value");
+        });
+
+        it("calls onSearch with current value", () => {
+            const searchInput = mount(<SearchInput value="" onSearch={onSearch} />);
+            searchInput.find("input").simulate("change", { target: { value: "current value" } });
+            searchInput.find("form").simulate("submit");
+            expect(onSearch).toBeCalledWith("current value");
+        });
+
+        it("calls onSearch with new value passed via props", () => {
+            const searchInput = mount(<SearchInput value="" onSearch={onSearch} />);
+            searchInput.find("input").simulate("change", { target: { value: "current value" } });
+            searchInput.setProps({value: "new value"});
+            searchInput.find("form").simulate("submit");
+            expect(onSearch).toBeCalledWith("new value");
+        });
+
+        it("cancels timeout set on input value change", () => {
+            const searchInput = mount(<SearchInput value="" onSearch={onSearch} debounce={1000} />);
+            searchInput.find("input").simulate("change", { target: { value: "current value" } });
+            searchInput.find("form").simulate("submit");
+            jest.advanceTimersByTime(1000);
+            expect(onSearch).toHaveBeenCalledTimes(1);
+            expect(onSearch).toBeCalledWith("current value");
+        });
+
+    });
+
+    describe("on input value change", () => {
+        it("calls onSearch after default timeout", () => {
+            const searchInput = mount(<SearchInput value="" onSearch={onSearch} />);
+            searchInput.find("input").simulate("change", { target: { value: "current value" } });
+            expect(onSearch).not.toBeCalled();
+            jest.advanceTimersByTime(DEFAULT_SEARCH_DEBOUNCE);
+            expect(onSearch).toBeCalledWith("current value");
+        });
+        
+        it("calls onSearch after the time specified in props has passed", () => {
+            const searchInput = mount(<SearchInput value="" onSearch={onSearch} debounce={2000}/>);
+            searchInput.find("input").simulate("change", { target: { value: "current value" } });
+            jest.advanceTimersByTime(1000);
+            expect(onSearch).not.toBeCalled();
+            jest.advanceTimersByTime(1000);
+            expect(onSearch).toBeCalledWith("current value");
+        });
+        
+        it("calls onSearch only once after no change happened during the specified time", () => {
+            const searchInput = mount(<SearchInput value="" onSearch={onSearch} debounce={1000}/>);
+            searchInput.find("input").simulate("change", { target: { value: "current value" } });
+            jest.advanceTimersByTime(500);
+            searchInput.find("input").simulate("change", { target: { value: "changed value" } });
+            jest.advanceTimersByTime(1000);
+            expect(onSearch).toHaveBeenCalledTimes(1);
+        });
+        
+        it("calls onSearch again after the specified time has passed since previous call", () => {
+            const searchInput = mount(<SearchInput value="" onSearch={onSearch} debounce={1000}/>);
+            searchInput.find("input").simulate("change", { target: { value: "current value" } });
+            jest.advanceTimersByTime(500);
+            searchInput.find("input").simulate("change", { target: { value: "intermediate value" } });
+            jest.advanceTimersByTime(1000);
+            expect(onSearch).toBeCalledWith("intermediate value");
+            searchInput.find("input").simulate("change", { target: { value: "latest value" } });
+            jest.advanceTimersByTime(1000);
+            expect(onSearch).toBeCalledWith("latest value");
+            expect(onSearch).toHaveBeenCalledTimes(2);
+            
+        });
+
+    });
+
+});
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