fix(input): isClearable & add test cases to input

.changeset/gold-dolphins-fail.md

@@ -0,0 +1,5 @@
+---
+"@nextui-org/input": patch
+---
+
+Fixes the isClearable function in the input component (#2791)

packages/components/input/__tests__/input.test.tsx

@@ -1,5 +1,6 @@
 import * as React from "react";
 import {render} from "@testing-library/react";
+import userEvent from "@testing-library/user-event";
 
 import {Input} from "../src";
 
@@ -116,4 +117,32 @@ describe("Input", () => {
 
     expect(ref.current?.value)?.toBe(value);
   });
+
+  it("should clear the value and onClear is triggered", async () => {
+    const onClear = jest.fn();
+
+    const ref = React.createRef<HTMLInputElement>();
+
+    const {getByRole} = render(
+      <Input
+        ref={ref}
+        isClearable
+        defaultValue="junior@nextui.org"
+        label="test input"
+        onClear={onClear}
+      />,
+    );
+
+    const clearButton = getByRole("button");
+
+    expect(clearButton).not.toBeNull();
+
+    const user = userEvent.setup();
+
+    await user.click(clearButton);
+
+    expect(ref.current?.value)?.toBe("");
+
+    expect(onClear).toHaveBeenCalledTimes(1);
+  });
 });

packages/components/input/package.json

@@ -43,6 +43,7 @@
     "@nextui-org/react-utils": "workspace:*",
     "@nextui-org/shared-icons": "workspace:*",
     "@nextui-org/shared-utils": "workspace:*",
+    "@nextui-org/use-safe-layout-effect": "workspace:*",
     "@react-aria/focus": "^3.16.2",
     "@react-aria/interactions": "^3.21.1",
     "@react-aria/textfield": "^3.14.3",
@@ -57,7 +58,8 @@
     "@nextui-org/system": "workspace:*",
     "clean-package": "2.2.0",
     "react": "^18.0.0",
-    "react-dom": "^18.0.0"
+    "react-dom": "^18.0.0",
+    "react-hook-form": "^7.51.3"
   },
   "clean-package": "../../../clean-package.config.json"
 }

packages/components/input/src/use-input.ts

@@ -2,6 +2,7 @@ import type {InputVariantProps, SlotsToClasses, InputSlots} from "@nextui-org/th
 import type {AriaTextFieldOptions} from "@react-aria/textfield";
 
 import {HTMLNextUIProps, mapPropsVariants, PropGetter} from "@nextui-org/system";
+import {useSafeLayoutEffect} from "@nextui-org/use-safe-layout-effect";
 import {AriaTextFieldProps} from "@react-types/textfield";
 import {useFocusRing} from "@react-aria/focus";
 import {input} from "@nextui-org/theme";
@@ -143,6 +144,15 @@ export function useInput<T extends HTMLInputElement | HTMLTextAreaElement = HTML
     domRef.current?.focus();
   }, [setInputValue, onClear]);
 
+  // if we use `react-hook-form`, it will set the input value using the ref in register
+  // i.e. setting ref.current.value to something which is uncontrolled
+  // hence, sync the state with `ref.current.value`
+  useSafeLayoutEffect(() => {
+    if (!domRef.current) return;
+
+    setInputValue(domRef.current.value);
+  }, [domRef.current]);
+
   const {
     labelProps,
     inputProps,
@@ -156,7 +166,7 @@ export function useInput<T extends HTMLInputElement | HTMLTextAreaElement = HTML
       ...originalProps,
       validationBehavior: "native",
       autoCapitalize: originalProps.autoCapitalize as AutoCapitalize,
-      value: domRef?.current?.value ?? inputValue,
+      value: inputValue,
       "aria-label": safeAriaLabel(
         originalProps?.["aria-label"],
         originalProps?.label,

packages/components/input/stories/input.stories.tsx

@@ -13,6 +13,7 @@ import {
   CloseFilledIcon,
 } from "@nextui-org/shared-icons";
 import {button} from "@nextui-org/theme";
+import {useForm} from "react-hook-form";
 
 import {Input, InputProps, useInput} from "../src";
 
@@ -474,6 +475,38 @@ const CustomWithHooksTemplate = (args: InputProps) => {
   );
 };
 
+const WithReactHookFormTemplate = (args: InputProps) => {
+  const {
+    register,
+    formState: {errors},
+    handleSubmit,
+  } = useForm({
+    defaultValues: {
+      withDefaultValue: "wkw",
+      withoutDefaultValue: "",
+      requiredField: "",
+    },
+  });
+
+  const onSubmit = (data: any) => {
+    // eslint-disable-next-line no-console
+    console.log(data);
+    alert("Submitted value: " + JSON.stringify(data));
+  };
+
+  return (
+    <form className="flex flex-col gap-4" onSubmit={handleSubmit(onSubmit)}>
+      <Input isClearable label="With default value" {...register("withDefaultValue")} />
+      <Input {...args} label="Without default value" {...register("withoutDefaultValue")} />
+      <Input {...args} label="Required" {...register("requiredField", {required: true})} />
+      {errors.requiredField && <span className="text-danger">This field is required</span>}
+      <button className={button({class: "w-fit"})} type="submit">
+        Submit
+      </button>
+    </form>
+  );
+};
+
 export const Default = {
   render: MirrorTemplate,
 
@@ -706,3 +739,11 @@ export const CustomWithHooks = {
     ),
   },
 };
+
+export const WithReactHookForm = {
+  render: WithReactHookFormTemplate,
+
+  args: {
+    ...defaultProps,
+  },
+};