test(#10336): add `components/MkC.*` stories (#13830)

* test(storybook): add `components/MkC.*` stories

* test(storybook): add some tests

* test: add sleep

* test: comment-out flaky test

* test(storybook): add test for `MkChannelFollowButton`

* chore(storybook): tweak sleep duration in `MkChannelFollowButton` story test

* fix(chromatic): add delay to `MkChannelList`

* chore: replace `mswDecorator` with `mswLoader`

* fix(storybook): tweak some parameters

* chore: serve static files

* fix(chromatic): add delay to `MkCwButton`

* chore: delete logging for debug

* fix: add right click in `MkContextMenu` play

* refactor: remove unused imports

21 files changed, 960 insertions, 42 deletions

diff --git a/packages/frontend/src/components/MkChannelFollowButton.stories.impl.ts b/packages/frontend/src/components/MkChannelFollowButton.stories.impl.ts
new file mode 100644
index 0000000000..b99620da22
--- /dev/null
+++ b/packages/frontend/src/components/MkChannelFollowButton.stories.impl.ts
@@ -0,0 +1,77 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import { HttpResponse, http } from 'msw';
+import { action } from '@storybook/addon-actions';
+import { expect, userEvent, within } from '@storybook/test';
+import { channel } from '../../.storybook/fakes.js';
+import { commonHandlers } from '../../.storybook/mocks.js';
+import MkChannelFollowButton from './MkChannelFollowButton.vue';
+import { semaphore } from '@/scripts/test-utils.js';
+import { i18n } from '@/i18n.js';
+
+function sleep(ms: number) {
+	return new Promise(resolve => setTimeout(resolve, ms));
+}
+
+const s = semaphore();
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkChannelFollowButton,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			template: '<MkChannelFollowButton v-bind="props" />',
+		};
+	},
+	args: {
+		channel: channel(),
+		full: true,
+	},
+	async play({ canvasElement }) {
+		await s.acquire();
+		await sleep(1000);
+		const canvas = within(canvasElement);
+		const buttonElement = canvas.getByRole<HTMLButtonElement>('button');
+		await expect(buttonElement).toHaveTextContent(i18n.ts.follow);
+		await userEvent.click(buttonElement);
+		await sleep(1000);
+		await expect(buttonElement).toHaveTextContent(i18n.ts.unfollow);
+		await sleep(100);
+		await userEvent.click(buttonElement);
+		s.release();
+	},
+	parameters: {
+		layout: 'centered',
+		msw: {
+			handlers: [
+				...commonHandlers,
+				http.post('/api/channels/follow', async ({ request }) => {
+					action('POST /api/channels/follow')(await request.json());
+					return HttpResponse.json({});
+				}),
+				http.post('/api/channels/unfollow', async ({ request }) => {
+					action('POST /api/channels/unfollow')(await request.json());
+					return HttpResponse.json({});
+				}),
+			],
+		},
+	},
+} satisfies StoryObj<typeof MkChannelFollowButton>;
diff --git a/packages/frontend/src/components/MkChannelFollowButton.vue b/packages/frontend/src/components/MkChannelFollowButton.vue
index 6b1b380e41..841d37a568 100644
--- a/packages/frontend/src/components/MkChannelFollowButton.vue
+++ b/packages/frontend/src/components/MkChannelFollowButton.vue
@@ -26,17 +26,18 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <script lang="ts" setup>
 import { ref } from 'vue';
+import * as Misskey from 'misskey-js';
 import { misskeyApi } from '@/scripts/misskey-api.js';
 import { i18n } from '@/i18n.js';
 
 const props = withDefaults(defineProps<{
-	channel: Record<string, any>;
+	channel: Misskey.entities.Channel;
 	full?: boolean;
 }>(), {
 	full: false,
 });
 
-const isFollowing = ref<boolean>(props.channel.isFollowing);
+const isFollowing = ref(props.channel.isFollowing);
 const wait = ref(false);
 
 async function onClick() {
diff --git a/packages/frontend/src/components/MkChannelList.stories.impl.ts b/packages/frontend/src/components/MkChannelList.stories.impl.ts
new file mode 100644
index 0000000000..f69b20c049
--- /dev/null
+++ b/packages/frontend/src/components/MkChannelList.stories.impl.ts
@@ -0,0 +1,65 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import { HttpResponse, http } from 'msw';
+import { action } from '@storybook/addon-actions';
+import { channel } from '../../.storybook/fakes.js';
+import { commonHandlers } from '../../.storybook/mocks.js';
+import MkChannelList from './MkChannelList.vue';
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkChannelList,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			template: '<MkChannelList v-bind="props" />',
+		};
+	},
+	args: {
+		pagination: {
+			endpoint: 'channels/search',
+			limit: 10,
+		},
+	},
+	parameters: {
+		chromatic: {
+			// NOTE: ロードが終わるまで待つ
+			delay: 3000,
+		},
+		layout: 'fullscreen',
+		msw: {
+			handlers: [
+				...commonHandlers,
+				http.post('/api/channels/search', async ({ request, params }) => {
+					action('POST /api/channels/search')(await request.json());
+					return HttpResponse.json(params.untilId === 'lastchannel' ? [] : [
+						channel(),
+						channel('lastchannel', 'Last Channel', null),
+					]);
+				}),
+			],
+		},
+	},
+	decorators: [
+		() => ({
+			template: '<div style="display: flex; align-items: center; justify-content: center; height: 100vh"><div style="max-width: 700px; width: 100%; margin: 3rem"><story/></div></div>',
+		}),
+	],
+} satisfies StoryObj<typeof MkChannelList>;
diff --git a/packages/frontend/src/components/MkChannelPreview.stories.impl.ts b/packages/frontend/src/components/MkChannelPreview.stories.impl.ts
new file mode 100644
index 0000000000..de0193c78f
--- /dev/null
+++ b/packages/frontend/src/components/MkChannelPreview.stories.impl.ts
@@ -0,0 +1,43 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import { channel } from '../../.storybook/fakes.js';
+import MkChannelPreview from './MkChannelPreview.vue';
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkChannelPreview,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			template: '<MkChannelPreview v-bind="props" />',
+		};
+	},
+	args: {
+		channel: channel(),
+	},
+	parameters: {
+		layout: 'fullscreen',
+	},
+	decorators: [
+		() => ({
+			template: '<div style="display: flex; align-items: center; justify-content: center; height: 100vh"><div style="max-width: 700px; width: 100%; margin: 3rem"><story/></div></div>',
+		}),
+	],
+} satisfies StoryObj<typeof MkChannelPreview>;
diff --git a/packages/frontend/src/components/MkChart.stories.impl.ts b/packages/frontend/src/components/MkChart.stories.impl.ts
new file mode 100644
index 0000000000..6b0cc3b858
--- /dev/null
+++ b/packages/frontend/src/components/MkChart.stories.impl.ts
@@ -0,0 +1,117 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import { DefaultBodyType, HttpResponse, HttpResponseResolver, JsonBodyType, PathParams, http } from 'msw';
+import seedrandom from 'seedrandom';
+import { action } from '@storybook/addon-actions';
+import { commonHandlers } from '../../.storybook/mocks.js';
+import MkChart from './MkChart.vue';
+
+function getChartArray(seed: string, limit: number, option?: { accumulate?: boolean, mul?: number }): number[] {
+	const rng = seedrandom(seed);
+	const max = Math.floor(option?.mul ?? 250 * rng());
+	let accumulation = 0;
+	const array: number[] = [];
+	for (let i = 0; i < limit; i++) {
+		const num = Math.floor((max + 1) * rng());
+		if (option?.accumulate) {
+			accumulation += num;
+			array.unshift(accumulation);
+		} else {
+			array.push(num);
+		}
+	}
+	return array;
+}
+
+function getChartResolver(fields: string[], option?: { accumulate?: boolean, mulMap?: Record<string, number> }): HttpResponseResolver<PathParams, DefaultBodyType, JsonBodyType> {
+	return ({ request }) => {
+		action(`GET ${request.url}`)();
+		const limitParam = new URL(request.url).searchParams.get('limit');
+		const limit = limitParam ? parseInt(limitParam) : 30;
+		const res = {};
+		for (const field of fields) {
+			const layers = field.split('.');
+			let current = res;
+			while (layers.length > 1) {
+				const currentKey = layers.shift()!;
+				if (current[currentKey] == null) current[currentKey] = {};
+				current = current[currentKey];
+			}
+			current[layers[0]] = getChartArray(field, limit, {
+				accumulate: option?.accumulate,
+				mul: option?.mulMap != null && field in option.mulMap ? option.mulMap[field] : undefined,
+			});
+		}
+		return HttpResponse.json(res);
+	};
+}
+
+const Base = {
+	render(args) {
+		return {
+			components: {
+				MkChart,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			template: '<MkChart v-bind="props" />',
+		};
+	},
+	args: {
+		src: 'federation',
+		span: 'hour',
+	},
+	parameters: {
+		layout: 'centered',
+		msw: {
+			handlers: [
+				...commonHandlers,
+				http.get('/api/charts/federation', getChartResolver(
+					['deliveredInstances', 'inboxInstances', 'stalled', 'sub', 'pub', 'pubsub', 'subActive', 'pubActive'],
+				)),
+				http.get('/api/charts/notes', getChartResolver(
+					['local.total', 'remote.total'],
+					{ accumulate: true },
+				)),
+				http.get('/api/charts/drive', getChartResolver(
+					['local.incSize', 'local.decSize', 'remote.incSize', 'remote.decSize'],
+					{ mulMap: { 'local.incSize': 1e7, 'local.decSize': 5e6, 'remote.incSize': 1e6, 'remote.decSize': 5e5 } },
+				)),
+			],
+		},
+	},
+} satisfies StoryObj<typeof MkChart>;
+export const FederationChart = {
+	...Base,
+	args: {
+		src: 'federation',
+	},
+} satisfies StoryObj<typeof MkChart>;
+export const NotesTotalChart = {
+	...Base,
+	args: {
+		src: 'notes-total',
+	},
+} satisfies StoryObj<typeof MkChart>;
+export const DriveChart = {
+	...Base,
+	args: {
+		src: 'drive',
+	},
+} satisfies StoryObj<typeof MkChart>;
diff --git a/packages/frontend/src/components/MkChart.vue b/packages/frontend/src/components/MkChart.vue
index 04b6d2f29c..a823a0ec4b 100644
--- a/packages/frontend/src/components/MkChart.vue
+++ b/packages/frontend/src/components/MkChart.vue
@@ -19,8 +19,9 @@ SPDX-License-Identifier: AGPL-3.0-only
   id-denylist violation when setting it. This is causing about 60+ lint issues.
   As this is part of Chart.js's API it makes sense to disable the check here.
 */
-import { onMounted, ref, shallowRef, watch, PropType } from 'vue';
+import { onMounted, ref, shallowRef, watch } from 'vue';
 import { Chart } from 'chart.js';
+import * as Misskey from 'misskey-js';
 import { misskeyApiGet } from '@/scripts/misskey-api.js';
 import { defaultStore } from '@/store.js';
 import { useChartTooltip } from '@/scripts/use-chart-tooltip.js';
@@ -34,44 +35,55 @@ import MkChartLegend from '@/components/MkChartLegend.vue';
 
 initChart();
 
-const props = defineProps({
-	src: {
-		type: String,
-		required: true,
-	},
-	args: {
-		type: Object,
-		required: false,
-	},
-	limit: {
-		type: Number,
-		required: false,
-		default: 90,
-	},
-	span: {
-		type: String as PropType<'hour' | 'day'>,
-		required: true,
-	},
-	detailed: {
-		type: Boolean,
-		required: false,
-		default: false,
-	},
-	stacked: {
-		type: Boolean,
-		required: false,
-		default: false,
-	},
-	bar: {
-		type: Boolean,
-		required: false,
-		default: false,
-	},
-	aspectRatio: {
-		type: Number,
-		required: false,
-		default: null,
-	},
+type ChartSrc =
+	| 'federation'
+	| 'ap-request'
+	| 'users'
+	| 'users-total'
+	| 'active-users'
+	| 'notes'
+	| 'local-notes'
+	| 'remote-notes'
+	| 'notes-total'
+	| 'drive'
+	| 'drive-files'
+	| 'instance-requests'
+	| 'instance-users'
+	| 'instance-users-total'
+	| 'instance-notes'
+	| 'instance-notes-total'
+	| 'instance-ff'
+	| 'instance-ff-total'
+	| 'instance-drive-usage'
+	| 'instance-drive-usage-total'
+	| 'instance-drive-files'
+	| 'instance-drive-files-total'
+	| 'per-user-notes'
+	| 'per-user-pv'
+	| 'per-user-following'
+	| 'per-user-followers'
+	| 'per-user-drive'
+
+const props = withDefaults(defineProps<{
+	src: ChartSrc;
+	args?: {
+		host?: string;
+		user?: Misskey.entities.UserLite;
+		withoutAll?: boolean;
+	};
+	limit?: number;
+	span: 'hour' | 'day';
+	detailed?: boolean;
+	stacked?: boolean;
+	bar?: boolean;
+	aspectRatio?: number | null;
+}>(), {
+	args: undefined,
+	limit: 90,
+	detailed: false,
+	stacked: false,
+	bar: false,
+	aspectRatio: null,
 });
 
 const legendEl = shallowRef<InstanceType<typeof MkChartLegend>>();
diff --git a/packages/frontend/src/components/MkChartLegend.stories.impl.ts b/packages/frontend/src/components/MkChartLegend.stories.impl.ts
new file mode 100644
index 0000000000..06146e20e4
--- /dev/null
+++ b/packages/frontend/src/components/MkChartLegend.stories.impl.ts
@@ -0,0 +1,7 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import MkChartLegend from './MkChartLegend.vue';
+void MkChartLegend;
diff --git a/packages/frontend/src/components/MkChartTooltip.stories.impl.ts b/packages/frontend/src/components/MkChartTooltip.stories.impl.ts
new file mode 100644
index 0000000000..289a9e9f27
--- /dev/null
+++ b/packages/frontend/src/components/MkChartTooltip.stories.impl.ts
@@ -0,0 +1,7 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import MkChartTooltip from './MkChartTooltip.vue';
+void MkChartTooltip;
diff --git a/packages/frontend/src/components/MkClickerGame.stories.impl.ts b/packages/frontend/src/components/MkClickerGame.stories.impl.ts
new file mode 100644
index 0000000000..8378010f8b
--- /dev/null
+++ b/packages/frontend/src/components/MkClickerGame.stories.impl.ts
@@ -0,0 +1,79 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import { HttpResponse, http } from 'msw';
+import { action } from '@storybook/addon-actions';
+import { expect, within } from '@storybook/test';
+import { commonHandlers } from '../../.storybook/mocks.js';
+import MkClickerGame from './MkClickerGame.vue';
+
+function sleep(ms: number) {
+	return new Promise(resolve => setTimeout(resolve, ms));
+}
+
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkClickerGame,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			template: '<MkClickerGame v-bind="props" />',
+		};
+	},
+	async play({ canvasElement }) {
+		await sleep(1000);
+		const canvas = within(canvasElement);
+		const count = canvas.getByTestId('count');
+		// NOTE: flaky なので N/A も通しておく
+		await expect(count).toHaveTextContent(/^(0|N\/A)$/);
+		// FIXME: flaky
+		// const buttonElement = canvas.getByRole<HTMLButtonElement>('button');
+		// await userEvent.click(buttonElement);
+		// await expect(count).toHaveTextContent('1');
+	},
+	parameters: {
+		layout: 'centered',
+		msw: {
+			handlers: [
+				...commonHandlers,
+				http.post('/api/i/registry/get', async ({ request }) => {
+					action('POST /api/i/registry/get')(await request.json());
+					return HttpResponse.json({
+						error: {
+							message: 'No such key.',
+							code: 'NO_SUCH_KEY',
+							id: 'ac3ed68a-62f0-422b-a7bc-d5e09e8f6a6a',
+						},
+					}, {
+						status: 400,
+					});
+				}),
+				http.post('/api/i/registry/set', async ({ request }) => {
+					action('POST /api/i/registry/set')(await request.json());
+					return HttpResponse.json(undefined, { status: 204 });
+				}),
+				http.post('/api/i/claim-achievement', async ({ request }) => {
+					action('POST /api/i/claim-achievement')(await request.json());
+					return HttpResponse.json(undefined, { status: 204 });
+				}),
+			],
+		},
+	},
+} satisfies StoryObj<typeof MkClickerGame>;
diff --git a/packages/frontend/src/components/MkClickerGame.vue b/packages/frontend/src/components/MkClickerGame.vue
index 23046bf345..b592609e18 100644
--- a/packages/frontend/src/components/MkClickerGame.vue
+++ b/packages/frontend/src/components/MkClickerGame.vue
@@ -7,7 +7,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <div>
 	<div v-if="game.ready" :class="$style.game">
 		<div :class="$style.cps" class="">{{ number(cps) }}cps</div>
-		<div :class="$style.count" class=""><i class="ti ti-cookie" style="font-size: 70%;"></i> {{ number(cookies) }}</div>
+		<div :class="$style.count" class="" data-testid="count"><i class="ti ti-cookie" style="font-size: 70%;"></i> {{ number(cookies) }}</div>
 		<button v-click-anime class="_button" @click="onClick">
 			<img src="/client-assets/cookie.png" :class="$style.img">
 		</button>
diff --git a/packages/frontend/src/components/MkClipPreview.stories.impl.ts b/packages/frontend/src/components/MkClipPreview.stories.impl.ts
new file mode 100644
index 0000000000..1011254e7a
--- /dev/null
+++ b/packages/frontend/src/components/MkClipPreview.stories.impl.ts
@@ -0,0 +1,43 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import { clip } from '../../.storybook/fakes.js';
+import MkClipPreview from './MkClipPreview.vue';
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkClipPreview,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			template: '<MkClipPreview v-bind="props" />',
+		};
+	},
+	args: {
+		clip: clip(),
+	},
+	parameters: {
+		layout: 'fullscreen',
+	},
+	decorators: [
+		() => ({
+			template: '<div style="display: flex; align-items: center; justify-content: center; height: 100vh"><div style="max-width: 700px; width: 100%; margin: 3rem"><story/></div></div>',
+		}),
+	],
+} satisfies StoryObj<typeof MkClipPreview>;
diff --git a/packages/frontend/src/components/MkCode.core.stories.impl.ts b/packages/frontend/src/components/MkCode.core.stories.impl.ts
new file mode 100644
index 0000000000..91990fffd5
--- /dev/null
+++ b/packages/frontend/src/components/MkCode.core.stories.impl.ts
@@ -0,0 +1,7 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import MkCode_core from './MkCode.core.vue';
+void MkCode_core;
diff --git a/packages/frontend/src/components/MkCode.stories.impl.ts b/packages/frontend/src/components/MkCode.stories.impl.ts
new file mode 100644
index 0000000000..b7e53e8e35
--- /dev/null
+++ b/packages/frontend/src/components/MkCode.stories.impl.ts
@@ -0,0 +1,44 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import MkCode from './MkCode.vue';
+const code = `for (let i, 100) {
+	<: if (i % 15 == 0) "FizzBuzz"
+		elif (i % 3 == 0) "Fizz"
+		elif (i % 5 == 0) "Buzz"
+		else i
+}`;
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkCode,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			template: '<MkCode v-bind="props" />',
+		};
+	},
+	args: {
+		code,
+		lang: 'is',
+	},
+	parameters: {
+		layout: 'centered',
+	},
+} satisfies StoryObj<typeof MkCode>;
diff --git a/packages/frontend/src/components/MkCodeEditor.stories.impl.ts b/packages/frontend/src/components/MkCodeEditor.stories.impl.ts
new file mode 100644
index 0000000000..5c410c4886
--- /dev/null
+++ b/packages/frontend/src/components/MkCodeEditor.stories.impl.ts
@@ -0,0 +1,62 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import { action } from '@storybook/addon-actions';
+import MkCodeEditor from './MkCodeEditor.vue';
+const code = `for (let i, 100) {
+	<: if (i % 15 == 0) "FizzBuzz"
+		elif (i % 3 == 0) "Fizz"
+		elif (i % 5 == 0) "Buzz"
+		else i
+}`;
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkCodeEditor,
+			},
+			data() {
+				return {
+					code,
+				};
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+				events() {
+					return {
+						'change': action('change'),
+						'keydown': action('keydown'),
+						'enter': action('enter'),
+						'update:modelValue': action('update:modelValue'),
+					};
+				},
+			},
+			template: '<MkCodeEditor v-model="code" v-bind="props" v-on="events" />',
+		};
+	},
+	args: {
+		lang: 'aiscript',
+	},
+	parameters: {
+		layout: 'fullscreen',
+	},
+	decorators: [
+		() => ({
+			template: '<div style="display: flex; align-items: center; justify-content: center; height: 100vh"><div style="max-width: 800px; width: 100%; margin: 3rem"><Suspense><story/></Suspense></div></div>',
+		}),
+	],
+} satisfies StoryObj<typeof MkCodeEditor>;
diff --git a/packages/frontend/src/components/MkCodeInline.stories.impl.ts b/packages/frontend/src/components/MkCodeInline.stories.impl.ts
new file mode 100644
index 0000000000..51d4d106ff
--- /dev/null
+++ b/packages/frontend/src/components/MkCodeInline.stories.impl.ts
@@ -0,0 +1,37 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import MkCodeInline from './MkCodeInline.vue';
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkCodeInline,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			template: '<MkCodeInline v-bind="props"/>',
+		};
+	},
+	args: {
+		code: '<: "Hello, world!"',
+	},
+	parameters: {
+		layout: 'centered',
+	},
+} satisfies StoryObj<typeof MkCodeInline>;
diff --git a/packages/frontend/src/components/MkColorInput.stories.impl.ts b/packages/frontend/src/components/MkColorInput.stories.impl.ts
new file mode 100644
index 0000000000..61383e2cae
--- /dev/null
+++ b/packages/frontend/src/components/MkColorInput.stories.impl.ts
@@ -0,0 +1,50 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import { action } from '@storybook/addon-actions';
+import MkColorInput from './MkColorInput.vue';
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkColorInput,
+			},
+			data() {
+				return {
+					color: '#cccccc',
+				};
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+				events() {
+					return {
+						'update:modelValue': action('update:modelValue'),
+					};
+				},
+			},
+			template: '<MkColorInput v-model="color" v-bind="props" v-on="events" />',
+		};
+	},
+	parameters: {
+		layout: 'fullscreen',
+	},
+	decorators: [
+		() => ({
+			template: '<div style="display: flex; align-items: center; justify-content: center; height: 100vh"><div style="max-width: 800px; width: 100%; margin: 3rem"><story/></div></div>',
+		}),
+	],
+} satisfies StoryObj<typeof MkColorInput>;
diff --git a/packages/frontend/src/components/MkContainer.stories.impl.ts b/packages/frontend/src/components/MkContainer.stories.impl.ts
new file mode 100644
index 0000000000..72a7659521
--- /dev/null
+++ b/packages/frontend/src/components/MkContainer.stories.impl.ts
@@ -0,0 +1,7 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import MkContainer from './MkContainer.vue';
+void MkContainer;
diff --git a/packages/frontend/src/components/MkContextMenu.stories.impl.ts b/packages/frontend/src/components/MkContextMenu.stories.impl.ts
new file mode 100644
index 0000000000..1ff0f51bd4
--- /dev/null
+++ b/packages/frontend/src/components/MkContextMenu.stories.impl.ts
@@ -0,0 +1,58 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import { userEvent, within } from '@storybook/test';
+import MkContextMenu from './MkContextMenu.vue';
+import * as os from '@/os.js';
+export const Empty = {
+	render(args) {
+		return {
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			methods: {
+				onContextmenu(ev: MouseEvent) {
+					os.contextMenu(args.items, ev);
+				},
+			},
+			template: '<div @contextmenu.stop="onContextmenu">Right Click Here</div>',
+		};
+	},
+	args: {
+		items: [],
+	},
+	async play({ canvasElement }) {
+		const canvas = within(canvasElement);
+		const target = canvas.getByText('Right Click Here');
+		await userEvent.pointer({ keys: '[MouseRight>]', target });
+	},
+	parameters: {
+		layout: 'centered',
+	},
+} satisfies StoryObj<typeof MkContextMenu>;
+export const SomeTabs = {
+	...Empty,
+	args: {
+		items: [
+			{
+				text: 'Home',
+				icon: 'ti ti-home',
+				action() {},
+			},
+		],
+	},
+} satisfies StoryObj<typeof MkContextMenu>;
diff --git a/packages/frontend/src/components/MkCropperDialog.stories.impl.ts b/packages/frontend/src/components/MkCropperDialog.stories.impl.ts
new file mode 100644
index 0000000000..ce13093975
--- /dev/null
+++ b/packages/frontend/src/components/MkCropperDialog.stories.impl.ts
@@ -0,0 +1,75 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import { HttpResponse, http } from 'msw';
+import { action } from '@storybook/addon-actions';
+import { file } from '../../.storybook/fakes.js';
+import { commonHandlers } from '../../.storybook/mocks.js';
+import MkCropperDialog from './MkCropperDialog.vue';
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkCropperDialog,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+				events() {
+					return {
+						'ok': action('ok'),
+						'cancel': action('cancel'),
+						'closed': action('closed'),
+					};
+				},
+			},
+			template: '<MkCropperDialog v-bind="props" v-on="events" />',
+		};
+	},
+	args: {
+		file: file(),
+		aspectRatio: NaN,
+	},
+	parameters: {
+		chromatic: {
+			// NOTE: ロードが終わるまで待つ
+			delay: 3000,
+		},
+		layout: 'centered',
+		msw: {
+			handlers: [
+				...commonHandlers,
+				http.get('/proxy/image.webp', async ({ request }) => {
+					const url = new URL(request.url).searchParams.get('url');
+					if (url === 'https://github.com/misskey-dev/misskey/blob/master/packages/frontend/assets/fedi.jpg?raw=true') {
+						const image = await (await fetch('client-assets/fedi.jpg')).blob();
+						return new HttpResponse(image, {
+							headers: {
+								'Content-Type': 'image/jpeg',
+							},
+						});
+					} else {
+						return new HttpResponse(null, { status: 404 });
+					}
+				}),
+				http.post('/api/drive/files/create', async ({ request }) => {
+					action('POST /api/drive/files/create')(await request.formData());
+					return HttpResponse.json(file());
+				}),
+			],
+		},
+	},
+} satisfies StoryObj<typeof MkCropperDialog>;
diff --git a/packages/frontend/src/components/MkCustomEmojiDetailedDialog.stories.impl.ts b/packages/frontend/src/components/MkCustomEmojiDetailedDialog.stories.impl.ts
new file mode 100644
index 0000000000..8a05e06311
--- /dev/null
+++ b/packages/frontend/src/components/MkCustomEmojiDetailedDialog.stories.impl.ts
@@ -0,0 +1,38 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import { emojiDetailed } from '../../.storybook/fakes.js';
+import MkCustomEmojiDetailedDialog from './MkCustomEmojiDetailedDialog.vue';
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkCustomEmojiDetailedDialog,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			template: '<MkCustomEmojiDetailedDialog v-bind="props" />',
+		};
+	},
+	args: {
+		emoji: emojiDetailed(),
+	},
+	parameters: {
+		layout: 'centered',
+	},
+} satisfies StoryObj<typeof MkCustomEmojiDetailedDialog>;
diff --git a/packages/frontend/src/components/MkCwButton.stories.impl.ts b/packages/frontend/src/components/MkCwButton.stories.impl.ts
new file mode 100644
index 0000000000..05c6001552
--- /dev/null
+++ b/packages/frontend/src/components/MkCwButton.stories.impl.ts
@@ -0,0 +1,89 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { StoryObj } from '@storybook/vue3';
+import { action } from '@storybook/addon-actions';
+import { expect, userEvent, within } from '@storybook/test';
+import { file } from '../../.storybook/fakes.js';
+import MkCwButton from './MkCwButton.vue';
+import { i18n } from '@/i18n.js';
+import { semaphore } from '@/scripts/test-utils.js';
+
+function sleep(ms: number) {
+	return new Promise(resolve => setTimeout(resolve, ms));
+}
+
+const s = semaphore();
+
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkCwButton,
+			},
+			data() {
+				return {
+					showContent: false,
+				};
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+				events() {
+					return {
+						'update:modelValue': action('update:modelValue'),
+					};
+				},
+			},
+			template: '<MkCwButton v-model="showContent" v-bind="props" v-on="events" />',
+		};
+	},
+	args: {
+		text: 'Some CW content',
+	},
+	async play({ canvasElement }) {
+		await s.acquire();
+		await sleep(1000);
+		const canvas = within(canvasElement);
+		const buttonElement = canvas.getByRole<HTMLButtonElement>('button');
+		await expect(buttonElement).toHaveTextContent(i18n.ts._cw.show);
+		await expect(buttonElement).toHaveTextContent(i18n.tsx._cw.chars({ count: 15 }));
+		await userEvent.click(buttonElement);
+		await expect(buttonElement).toHaveTextContent(i18n.ts._cw.hide);
+		await userEvent.click(buttonElement);
+		s.release();
+	},
+	parameters: {
+		chromatic: {
+			// NOTE: テストが終わるまで待つ
+			delay: 5000,
+		},
+		layout: 'centered',
+	},
+} satisfies StoryObj<typeof MkCwButton>;
+export const IncludesTextAndDriveFile = {
+	...Default,
+	args: {
+		text: 'Some CW content',
+		files: [file()],
+	},
+	async play({ canvasElement }) {
+		const canvas = within(canvasElement);
+		const buttonElement = canvas.getByRole<HTMLButtonElement>('button');
+		await expect(buttonElement).toHaveTextContent(i18n.tsx._cw.chars({ count: 15 }));
+		await expect(buttonElement).toHaveTextContent(' / ');
+		await expect(buttonElement).toHaveTextContent(i18n.tsx._cw.files({ count: 1 }));
+	},
+} satisfies StoryObj<typeof MkCwButton>;