refactor(font): move test fixtures into a dedicated testing segment

Mock data lived in lib/ and was re-exported through the slice's
production index.ts, advertising fixtures as part of the public API.
Move it to a testing/ segment and drop it from index.ts; consumers now
import explicitly via the $entities/Font/testing subpath.

Repoints the four mock consumers (FontApplicator story, sizeResolver
and fontCatalogStore specs, comparisonStore test) to the new subpath.
This commit is contained in:
Ilia Mashkov
2026-05-31 14:08:25 +03:00
parent 7d66b0bc92
commit b8edeff86f
10 changed files with 14 additions and 55 deletions
-44
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@@ -1,49 +1,5 @@
export { getFontUrl } from './getFontUrl/getFontUrl';
// Mock data helpers for Storybook and testing
export {
createCategoriesFilter,
createErrorState,
createGenericFilter,
createLoadingState,
createMockComparisonStore,
// Filter mocks
createMockFilter,
createMockFontApiResponse,
createMockFontStoreState,
// Store mocks
createMockQueryState,
createMockReactiveState,
createMockStore,
createProvidersFilter,
createSubsetsFilter,
createSuccessState,
generateMixedCategoryFonts,
generateMockFonts,
generatePaginatedFonts,
generateSequentialFilter,
GENERIC_FILTERS,
getAllMockFonts,
getFontsByCategory,
getFontsByProvider,
MOCK_FILTERS,
MOCK_FILTERS_ALL_SELECTED,
MOCK_FILTERS_EMPTY,
MOCK_FILTERS_SELECTED,
MOCK_FONT_STORE_STATES,
MOCK_STORES,
type MockFilterOptions,
type MockFilters,
type MockFontStoreState,
// Font mocks
// Types
type MockQueryObserverResult,
type MockQueryState,
mockUnifiedFont,
type MockUnifiedFontOptions,
UNIFIED_FONTS,
} from './mocks';
export {
FontNetworkError,
FontResponseError,
-289
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@@ -1,289 +0,0 @@
import type {
FontCategory,
FontProvider,
FontSubset,
} from '$entities/Font/model/types';
import type { Property } from '$shared/lib';
import { createFilter } from '$shared/lib';
/**
* Options for creating a mock filter
*/
export interface MockFilterOptions {
/**
* Initial set of properties for the mock filter
*/
properties: Property<string>[];
}
/**
* Preset mock filters for font filtering
*/
export interface MockFilters {
/**
* Provider filter (Google, Fontshare)
*/
providers: ReturnType<typeof createFilter<'google' | 'fontshare'>>;
/**
* Category filter (sans-serif, serif, display, etc.)
*/
categories: ReturnType<typeof createFilter<FontCategory>>;
/**
* Subset filter (latin, latin-ext, cyrillic, etc.)
*/
subsets: ReturnType<typeof createFilter<FontSubset>>;
}
/**
* Unified categories (combines both providers)
*/
export const UNIFIED_CATEGORIES: Property<FontCategory>[] = [
{ id: 'sans-serif', name: 'Sans Serif', value: 'sans-serif' },
{ id: 'serif', name: 'Serif', value: 'serif' },
{ id: 'display', name: 'Display', value: 'display' },
{ id: 'handwriting', name: 'Handwriting', value: 'handwriting' },
{ id: 'monospace', name: 'Monospace', value: 'monospace' },
{ id: 'slab', name: 'Slab', value: 'slab' },
{ id: 'script', name: 'Script', value: 'script' },
];
/**
* Common font subsets
*/
export const FONT_SUBSETS: Property<FontSubset>[] = [
{ id: 'latin', name: 'Latin', value: 'latin' },
{ id: 'latin-ext', name: 'Latin Extended', value: 'latin-ext' },
{ id: 'cyrillic', name: 'Cyrillic', value: 'cyrillic' },
{ id: 'greek', name: 'Greek', value: 'greek' },
{ id: 'arabic', name: 'Arabic', value: 'arabic' },
{ id: 'devanagari', name: 'Devanagari', value: 'devanagari' },
];
/**
* Font providers
*/
export const FONT_PROVIDERS: Property<FontProvider>[] = [
{ id: 'google', name: 'Google Fonts', value: 'google' },
{ id: 'fontshare', name: 'Fontshare', value: 'fontshare' },
];
/**
* Create a mock filter from properties
*/
export function createMockFilter<TValue extends string>(
options: MockFilterOptions & { properties: Property<TValue>[] },
) {
return createFilter<TValue>(options);
}
/**
* Create a mock filter for categories
*/
export function createCategoriesFilter(options?: { selected?: FontCategory[] }) {
const properties = UNIFIED_CATEGORIES.map(cat => ({
...cat,
selected: options?.selected?.includes(cat.value) ?? false,
}));
return createFilter<FontCategory>({ properties });
}
/**
* Create a mock filter for subsets
*/
export function createSubsetsFilter(options?: { selected?: FontSubset[] }) {
const properties = FONT_SUBSETS.map(subset => ({
...subset,
selected: options?.selected?.includes(subset.value) ?? false,
}));
return createFilter<FontSubset>({ properties });
}
/**
* Create a mock filter for providers
*/
export function createProvidersFilter(options?: { selected?: FontProvider[] }) {
const properties = FONT_PROVIDERS.map(provider => ({
...provider,
selected: options?.selected?.includes(provider.value) ?? false,
}));
return createFilter<FontProvider>({ properties });
}
/**
* Preset mock filters - use these directly in stories
*/
export const MOCK_FILTERS: MockFilters = {
providers: createFilter({
properties: FONT_PROVIDERS,
}),
categories: createFilter({
properties: UNIFIED_CATEGORIES,
}),
subsets: createFilter({
properties: FONT_SUBSETS,
}),
};
/**
* Preset filters with some items selected
*/
export const MOCK_FILTERS_SELECTED: MockFilters = {
providers: createFilter({
properties: [
{ ...FONT_PROVIDERS[0], selected: true },
{ ...FONT_PROVIDERS[1] },
],
}),
categories: createFilter({
properties: [
{ ...UNIFIED_CATEGORIES[0], selected: true },
{ ...UNIFIED_CATEGORIES[1], selected: true },
{ ...UNIFIED_CATEGORIES[2] },
{ ...UNIFIED_CATEGORIES[3] },
{ ...UNIFIED_CATEGORIES[4] },
],
}),
subsets: createFilter({
properties: [
{ ...FONT_SUBSETS[0], selected: true },
{ ...FONT_SUBSETS[1] },
{ ...FONT_SUBSETS[2] },
{ ...FONT_SUBSETS[3] },
{ ...FONT_SUBSETS[4] },
],
}),
};
/**
* Empty filters (all properties, none selected)
*/
export const MOCK_FILTERS_EMPTY: MockFilters = {
providers: createFilter({
properties: FONT_PROVIDERS.map(p => ({ ...p, selected: false })),
}),
categories: createFilter({
properties: UNIFIED_CATEGORIES.map(c => ({ ...c, selected: false })),
}),
subsets: createFilter({
properties: FONT_SUBSETS.map(s => ({ ...s, selected: false })),
}),
};
/**
* All selected filters
*/
export const MOCK_FILTERS_ALL_SELECTED: MockFilters = {
providers: createFilter({
properties: FONT_PROVIDERS.map(p => ({ ...p, selected: true })),
}),
categories: createFilter({
properties: UNIFIED_CATEGORIES.map(c => ({ ...c, selected: true })),
}),
subsets: createFilter({
properties: FONT_SUBSETS.map(s => ({ ...s, selected: true })),
}),
};
/**
* Create a mock filter with generic string properties
* Useful for testing generic filter components
*/
export function createGenericFilter(
items: Array<{ id: string; name: string; selected?: boolean }>,
options?: { selected?: string[] },
) {
const properties = items.map(item => ({
id: item.id,
name: item.name,
value: item.id,
selected: options?.selected?.includes(item.id) ?? item.selected ?? false,
}));
return createFilter({ properties });
}
/**
* Preset generic filters for testing
*/
export const GENERIC_FILTERS = {
/**
* Small filter with 3 items
*/
small: createFilter({
properties: [
{ id: 'option-1', name: 'Option 1', value: 'option-1' },
{ id: 'option-2', name: 'Option 2', value: 'option-2' },
{ id: 'option-3', name: 'Option 3', value: 'option-3' },
],
}),
/**
* Medium filter with 6 items
*/
medium: createFilter({
properties: [
{ id: 'alpha', name: 'Alpha', value: 'alpha' },
{ id: 'beta', name: 'Beta', value: 'beta' },
{ id: 'gamma', name: 'Gamma', value: 'gamma' },
{ id: 'delta', name: 'Delta', value: 'delta' },
{ id: 'epsilon', name: 'Epsilon', value: 'epsilon' },
{ id: 'zeta', name: 'Zeta', value: 'zeta' },
],
}),
/**
* Large filter with 12 items
*/
large: createFilter({
properties: [
{ id: 'jan', name: 'January', value: 'jan' },
{ id: 'feb', name: 'February', value: 'feb' },
{ id: 'mar', name: 'March', value: 'mar' },
{ id: 'apr', name: 'April', value: 'apr' },
{ id: 'may', name: 'May', value: 'may' },
{ id: 'jun', name: 'June', value: 'jun' },
{ id: 'jul', name: 'July', value: 'jul' },
{ id: 'aug', name: 'August', value: 'aug' },
{ id: 'sep', name: 'September', value: 'sep' },
{ id: 'oct', name: 'October', value: 'oct' },
{ id: 'nov', name: 'November', value: 'nov' },
{ id: 'dec', name: 'December', value: 'dec' },
],
}),
/**
* Filter with some pre-selected items
*/
partial: createFilter({
properties: [
{ id: 'red', name: 'Red', value: 'red', selected: true },
{ id: 'blue', name: 'Blue', value: 'blue', selected: false },
{ id: 'green', name: 'Green', value: 'green', selected: true },
{ id: 'yellow', name: 'Yellow', value: 'yellow', selected: false },
],
}),
/**
* Filter with all items selected
*/
allSelected: createFilter({
properties: [
{ id: 'cat', name: 'Cat', value: 'cat', selected: true },
{ id: 'dog', name: 'Dog', value: 'dog', selected: true },
{ id: 'bird', name: 'Bird', value: 'bird', selected: true },
],
}),
/**
* Empty filter (no items)
*/
empty: createFilter({
properties: [],
}),
};
/**
* Generate a filter with sequential items
*/
export function generateSequentialFilter(count: number, prefix = 'Item ') {
const properties = Array.from({ length: count }, (_, i) => ({
id: `item-${i + 1}`,
name: `${prefix}${i + 1}`,
value: `item-${i + 1}`,
}));
return createFilter({ properties });
}
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/**
* ============================================================================
* MOCK FONT DATA
* ============================================================================
*
* Factory functions and preset mock data for fonts.
* Used in Storybook stories, tests, and development.
*
* ## Usage
*
* ```ts
* import {
* mockGoogleFont,
* mockFontshareFont,
* mockUnifiedFont,
* GOOGLE_FONTS,
* FONTHARE_FONTS,
* UNIFIED_FONTS,
* } from '$entities/Font/lib/mocks';
*
* // Create a mock Google Font
* const roboto = mockGoogleFont({ family: 'Roboto', category: 'sans-serif' });
*
* // Create a mock Fontshare font
* const satoshi = mockFontshareFont({ name: 'Satoshi', slug: 'satoshi' });
*
* // Create a mock UnifiedFont
* const font = mockUnifiedFont({ id: 'roboto', name: 'Roboto' });
*
* // Use preset fonts
* import { UNIFIED_FONTS } from '$entities/Font/lib/mocks';
* ```
*/
import type {
FontCategory,
FontProvider,
FontSubset,
FontVariant,
} from '$entities/Font/model/types';
import type {
FontFeatures,
FontMetadata,
FontStyleUrls,
UnifiedFont,
} from '$entities/Font/model/types';
// UNIFIED FONT MOCKS
/**
* Options for creating a mock UnifiedFont
*/
export interface MockUnifiedFontOptions {
/**
* Unique identifier (default: derived from name)
*/
id?: string;
/**
* Font display name (default: 'Mock Font')
*/
name?: string;
/**
* Font provider (default: 'google')
*/
provider?: FontProvider;
/**
* Font category (default: 'sans-serif')
*/
category?: FontCategory;
/**
* Font subsets (default: ['latin'])
*/
subsets?: FontSubset[];
/**
* Font variants (default: ['regular', '700', 'italic', '700italic'])
*/
variants?: FontVariant[];
/**
* Style URLs (if not provided, mock URLs are generated)
*/
styles?: FontStyleUrls;
/**
* Metadata overrides
*/
metadata?: Partial<FontMetadata>;
/**
* Features overrides
*/
features?: Partial<FontFeatures>;
}
/**
* Default mock UnifiedFont
*/
export function mockUnifiedFont(options: MockUnifiedFontOptions = {}): UnifiedFont {
const {
id,
name = 'Mock Font',
provider = 'google',
category = 'sans-serif',
subsets = ['latin'],
variants = ['regular', '700', 'italic', '700italic'],
styles,
metadata,
features,
} = options;
const fontId = id ?? name.toLowerCase().replace(/\s+/g, '');
const baseUrl = provider === 'google'
? `https://fonts.gstatic.com/s/${fontId}/v30`
: `//cdn.fontshare.com/wf/${fontId}`;
return {
id: fontId,
name,
provider,
category,
subsets,
variants: variants as FontVariant[],
styles: styles ?? {
regular: `${baseUrl}/regular.woff2`,
bold: `${baseUrl}/bold.woff2`,
italic: `${baseUrl}/italic.woff2`,
boldItalic: `${baseUrl}/bolditalic.woff2`,
},
metadata: {
cachedAt: Date.now(),
version: '1.0',
lastModified: new Date().toISOString().split('T')[0],
popularity: 1,
...metadata,
},
features: {
isVariable: false,
...features,
},
};
}
/**
* Preset UnifiedFont mocks
*/
export const UNIFIED_FONTS: Record<string, UnifiedFont> = {
roboto: mockUnifiedFont({
id: 'roboto',
name: 'Roboto',
provider: 'google',
category: 'sans-serif',
subsets: ['latin', 'latin-ext'],
variants: ['100', '300', '400', '500', '700', '900'],
metadata: { popularity: 1 },
}),
openSans: mockUnifiedFont({
id: 'open-sans',
name: 'Open Sans',
provider: 'google',
category: 'sans-serif',
subsets: ['latin', 'latin-ext'],
variants: ['300', '400', '500', '600', '700', '800'],
metadata: { popularity: 2 },
}),
lato: mockUnifiedFont({
id: 'lato',
name: 'Lato',
provider: 'google',
category: 'sans-serif',
subsets: ['latin', 'latin-ext'],
variants: ['100', '300', '400', '700', '900'],
metadata: { popularity: 3 },
}),
playfairDisplay: mockUnifiedFont({
id: 'playfair-display',
name: 'Playfair Display',
provider: 'google',
category: 'serif',
subsets: ['latin'],
variants: ['400', '700', '900'],
metadata: { popularity: 10 },
}),
montserrat: mockUnifiedFont({
id: 'montserrat',
name: 'Montserrat',
provider: 'google',
category: 'sans-serif',
subsets: ['latin', 'latin-ext'],
variants: ['100', '200', '300', '400', '500', '600', '700', '800', '900'],
metadata: { popularity: 4 },
}),
satoshi: mockUnifiedFont({
id: 'satoshi',
name: 'Satoshi',
provider: 'fontshare',
category: 'sans-serif',
subsets: ['latin'],
variants: ['regular', 'bold', 'italic', 'bolditalic'] as FontVariant[],
features: { isVariable: true, axes: [{ name: 'wght', property: 'wght', default: 400, min: 300, max: 700 }] },
metadata: { popularity: 15000 },
}),
generalSans: mockUnifiedFont({
id: 'general-sans',
name: 'General Sans',
provider: 'fontshare',
category: 'sans-serif',
subsets: ['latin'],
variants: ['regular', 'bold', 'italic', 'bolditalic'] as FontVariant[],
features: { isVariable: true },
metadata: { popularity: 12000 },
}),
clashDisplay: mockUnifiedFont({
id: 'clash-display',
name: 'Clash Display',
provider: 'fontshare',
category: 'display',
subsets: ['latin'],
variants: ['regular', '500', '600', 'bold'] as FontVariant[],
features: { tags: ['Headlines', 'Posters', 'Branding'] },
metadata: { popularity: 8000 },
}),
oswald: mockUnifiedFont({
id: 'oswald',
name: 'Oswald',
provider: 'google',
category: 'sans-serif',
subsets: ['latin'],
variants: ['200', '300', '400', '500', '600', '700'],
metadata: { popularity: 6 },
}),
raleway: mockUnifiedFont({
id: 'raleway',
name: 'Raleway',
provider: 'google',
category: 'sans-serif',
subsets: ['latin'],
variants: ['100', '200', '300', '400', '500', '600', '700', '800', '900'],
metadata: { popularity: 7 },
}),
};
/**
* Get an array of all preset UnifiedFonts
*/
export function getAllMockFonts(): UnifiedFont[] {
return Object.values(UNIFIED_FONTS);
}
/**
* Get fonts by provider
*/
export function getFontsByProvider(provider: FontProvider): UnifiedFont[] {
return getAllMockFonts().filter(font => font.provider === provider);
}
/**
* Get fonts by category
*/
export function getFontsByCategory(category: FontCategory): UnifiedFont[] {
return getAllMockFonts().filter(font => font.category === category);
}
/**
* Generate an array of mock fonts with sequential naming
*/
export function generateMockFonts(count: number, options?: Omit<MockUnifiedFontOptions, 'id' | 'name'>): UnifiedFont[] {
return Array.from({ length: count }, (_, i) =>
mockUnifiedFont({
...options,
id: `mock-font-${i + 1}`,
name: `Mock Font ${i + 1}`,
}));
}
/**
* Generate an array of mock fonts with different categories
*/
export function generateMixedCategoryFonts(countPerCategory: number = 2): UnifiedFont[] {
const categories: FontCategory[] = ['sans-serif', 'serif', 'display', 'handwriting', 'monospace'];
const fonts: UnifiedFont[] = [];
categories.forEach(category => {
for (let i = 0; i < countPerCategory; i++) {
fonts.push(
mockUnifiedFont({
id: `${category}-${i + 1}`,
name: `${category.replace('-', ' ')} ${i + 1}`,
category,
}),
);
}
});
return fonts;
}
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/**
* ============================================================================
* MOCK DATA HELPERS - MAIN EXPORT
* ============================================================================
*
* Comprehensive mock data for Storybook stories, tests, and development.
*
* ## Quick Start
*
* ```ts
* import {
* mockUnifiedFont,
* UNIFIED_FONTS,
* MOCK_FILTERS,
* createMockFontStoreState,
* } from '$entities/Font/lib/mocks';
*
* // Use in stories
* const font = mockUnifiedFont({ name: 'My Font', category: 'serif' });
* const presets = UNIFIED_FONTS;
* const filter = MOCK_FILTERS.categories;
* ```
*
* @module
*/
// Font mocks
export {
generateMixedCategoryFonts,
generateMockFonts,
getAllMockFonts,
getFontsByCategory,
getFontsByProvider,
mockUnifiedFont,
type MockUnifiedFontOptions,
UNIFIED_FONTS,
} from './fonts.mock';
// Filter mocks
export {
createCategoriesFilter,
createGenericFilter,
createMockFilter,
createProvidersFilter,
createSubsetsFilter,
FONT_PROVIDERS,
FONT_SUBSETS,
generateSequentialFilter,
GENERIC_FILTERS,
MOCK_FILTERS,
MOCK_FILTERS_ALL_SELECTED,
MOCK_FILTERS_EMPTY,
MOCK_FILTERS_SELECTED,
type MockFilterOptions,
type MockFilters,
UNIFIED_CATEGORIES,
} from './filters.mock';
// Store mocks
export {
createErrorState,
createLoadingState,
createMockComparisonStore,
createMockFontApiResponse,
createMockFontStoreState,
createMockQueryState,
createMockReactiveState,
createMockStore,
createSuccessState,
generatePaginatedFonts,
MOCK_FONT_STORE_STATES,
MOCK_STORES,
type MockFontStoreState,
type MockQueryObserverResult,
type MockQueryState,
} from './stores.mock';
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/**
* Factory functions and preset mock data for TanStack Query stores and state management.
* Used in Storybook stories for components that use reactive stores.
*
* ## Usage
*
* ```ts
* import {
* createMockQueryState,
* MOCK_STORES,
* } from '$entities/Font/lib/mocks';
*
* // Create a mock query state
* const loadingState = createMockQueryState({ status: 'pending' });
* const errorState = createMockQueryState({ status: 'error', error: 'Failed to load' });
* const successState = createMockQueryState({ status: 'success', data: mockFonts });
*
* // Use preset stores
* const mockFontStore = createMockFontStore();
* ```
*/
import type { UnifiedFont } from '$entities/Font/model/types';
import type {
QueryKey,
QueryObserverResult,
QueryStatus,
} from '@tanstack/svelte-query';
import {
UNIFIED_FONTS,
generateMockFonts,
} from './fonts.mock';
/**
* Mock TanStack Query state
*/
export interface MockQueryState<TData = unknown, TError = Error> {
/**
* Primary query status (pending, success, error)
*/
status: QueryStatus;
/**
* Payload data (present on success)
*/
data?: TData;
/**
* Caught error object (present on error)
*/
error?: TError;
/**
* True if initial load is in progress
*/
isLoading?: boolean;
/**
* True if background fetch is in progress
*/
isFetching?: boolean;
/**
* True if query resolved successfully
*/
isSuccess?: boolean;
/**
* True if query failed
*/
isError?: boolean;
/**
* True if query is waiting to be executed
*/
isPending?: boolean;
/**
* Timestamp of last successful data retrieval
*/
dataUpdatedAt?: number;
/**
* Timestamp of last recorded error
*/
errorUpdatedAt?: number;
/**
* Total number of consecutive failures
*/
failureCount?: number;
/**
* Detailed reason for the last failure
*/
failureReason?: TError;
/**
* Number of times an error has been caught
*/
errorUpdateCount?: number;
/**
* True if currently refetching in background
*/
isRefetching?: boolean;
/**
* True if refetch attempt failed
*/
isRefetchError?: boolean;
/**
* True if query is paused (e.g. offline)
*/
isPaused?: boolean;
}
/**
* Mock TanStack Query observer result
*/
export interface MockQueryObserverResult<TData = unknown, TError = Error> {
/**
* Current observer status
*/
status?: QueryStatus;
/**
* Cached or active data payload
*/
data?: TData;
/**
* Caught error from the observer
*/
error?: TError;
/**
* Loading flag for the observer
*/
isLoading?: boolean;
/**
* Fetching flag for the observer
*/
isFetching?: boolean;
/**
* Success flag for the observer
*/
isSuccess?: boolean;
/**
* Error flag for the observer
*/
isError?: boolean;
/**
* Pending flag for the observer
*/
isPending?: boolean;
/**
* Last update time for data
*/
dataUpdatedAt?: number;
/**
* Last update time for error
*/
errorUpdatedAt?: number;
/**
* Consecutive failure count
*/
failureCount?: number;
/**
* Failure reason object
*/
failureReason?: TError;
/**
* Error count for the observer
*/
errorUpdateCount?: number;
/**
* Refetching flag
*/
isRefetching?: boolean;
/**
* Refetch error flag
*/
isRefetchError?: boolean;
/**
* Paused flag
*/
isPaused?: boolean;
}
/**
* Create a mock query state for TanStack Query
*/
export function createMockQueryState<TData = unknown, TError = Error>(
options: MockQueryState<TData, TError>,
): MockQueryObserverResult<TData, TError> {
const {
status,
data,
error,
} = options;
return {
status: status ?? 'success',
data,
error,
isLoading: status === 'pending' ? true : false,
isFetching: status === 'pending' ? true : false,
isSuccess: status === 'success',
isError: status === 'error',
isPending: status === 'pending',
dataUpdatedAt: status === 'success' ? Date.now() : undefined,
errorUpdatedAt: status === 'error' ? Date.now() : undefined,
failureCount: status === 'error' ? 1 : 0,
failureReason: status === 'error' ? error : undefined,
errorUpdateCount: status === 'error' ? 1 : 0,
isRefetching: false,
isRefetchError: false,
isPaused: false,
};
}
/**
* Create a loading query state
*/
export function createLoadingState<TData = unknown>(): MockQueryObserverResult<TData> {
return createMockQueryState<TData>({ status: 'pending', data: undefined, error: undefined });
}
/**
* Create an error query state
*/
export function createErrorState<TError = Error>(
error: TError,
): MockQueryObserverResult<unknown, TError> {
return createMockQueryState<unknown, TError>({ status: 'error', data: undefined, error });
}
/**
* Create a success query state
*/
export function createSuccessState<TData>(data: TData): MockQueryObserverResult<TData> {
return createMockQueryState<TData>({ status: 'success', data, error: undefined });
}
/**
* Mock UnifiedFontStore state
*/
export interface MockFontStoreState {
/**
* Map of mock fonts indexed by ID
*/
fonts: Record<string, UnifiedFont>;
/**
* Currently active page number
*/
page: number;
/**
* Total number of pages calculated from limit
*/
totalPages: number;
/**
* Number of items per page
*/
limit: number;
/**
* Total number of available fonts
*/
total: number;
/**
* Store-level loading status
*/
isLoading: boolean;
/**
* Caught error object
*/
error: Error | null;
/**
* Mock search filter string
*/
searchQuery: string;
/**
* Mock provider filter selection
*/
provider: 'google' | 'fontshare' | 'all';
/**
* Mock category filter selection
*/
category: string | null;
/**
* Mock subset filter selection
*/
subset: string | null;
}
/**
* Create a mock font store state
*/
export function createMockFontStoreState(
options: Partial<MockFontStoreState> = {},
): MockFontStoreState {
const {
page = 1,
limit = 24,
isLoading = false,
error = null,
searchQuery = '',
provider = 'all',
category = null,
subset = null,
} = options;
// Generate mock fonts if not provided
const mockFonts = options.fonts ?? Object.fromEntries(
Object.values(UNIFIED_FONTS).map(font => [font.id, font]),
);
const fontArray = Object.values(mockFonts);
const total = options.total ?? fontArray.length;
const totalPages = options.totalPages ?? Math.ceil(total / limit);
return {
fonts: mockFonts,
page,
totalPages,
limit,
total,
isLoading,
error,
searchQuery,
provider,
category,
subset,
};
}
/**
* Preset font store states for UI testing
*/
export const MOCK_FONT_STORE_STATES = {
/**
* Initial loading state with no data
*/
loading: createMockFontStoreState({
isLoading: true,
fonts: {},
total: 0,
page: 1,
}),
/**
* State with no fonts matching filters
*/
empty: createMockFontStoreState({
fonts: {},
total: 0,
page: 1,
isLoading: false,
}),
/**
* First page of results (10 items)
*/
firstPage: createMockFontStoreState({
fonts: Object.fromEntries(
Object.values(UNIFIED_FONTS).slice(0, 10).map(font => [font.id, font]),
),
total: 50,
page: 1,
limit: 10,
totalPages: 5,
isLoading: false,
}),
/**
* Second page of results (10 items)
*/
secondPage: createMockFontStoreState({
fonts: Object.fromEntries(
Object.values(UNIFIED_FONTS).slice(10, 20).map(font => [font.id, font]),
),
total: 50,
page: 2,
limit: 10,
totalPages: 5,
isLoading: false,
}),
/**
* Final page of results (5 items)
*/
lastPage: createMockFontStoreState({
fonts: Object.fromEntries(
Object.values(UNIFIED_FONTS).slice(0, 5).map(font => [font.id, font]),
),
total: 25,
page: 3,
limit: 10,
totalPages: 3,
isLoading: false,
}),
/**
* Terminal failure state
*/
error: createMockFontStoreState({
fonts: {},
error: new Error('Failed to load fonts'),
total: 0,
page: 1,
isLoading: false,
}),
/**
* State with active search query
*/
withSearch: createMockFontStoreState({
fonts: Object.fromEntries(
Object.values(UNIFIED_FONTS).slice(0, 3).map(font => [font.id, font]),
),
total: 3,
page: 1,
isLoading: false,
searchQuery: 'Roboto',
}),
/**
* State with active category filter
*/
filteredByCategory: createMockFontStoreState({
fonts: Object.fromEntries(
Object.values(UNIFIED_FONTS)
.filter(f => f.category === 'serif')
.slice(0, 5)
.map(font => [font.id, font]),
),
total: 5,
page: 1,
isLoading: false,
category: 'serif',
}),
/**
* State with active provider filter
*/
filteredByProvider: createMockFontStoreState({
fonts: Object.fromEntries(
Object.values(UNIFIED_FONTS)
.filter(f => f.provider === 'google')
.slice(0, 5)
.map(font => [font.id, font]),
),
total: 5,
page: 1,
isLoading: false,
provider: 'google',
}),
/**
* Large collection for performance testing (50 items)
*/
largeDataset: createMockFontStoreState({
fonts: Object.fromEntries(
generateMockFonts(50).map(font => [font.id, font]),
),
total: 500,
page: 1,
limit: 50,
totalPages: 10,
isLoading: false,
}),
};
/**
* Create a mock store object that mimics TanStack Query behavior
* Useful for components that subscribe to store properties
*/
export function createMockStore<T>(config: {
/**
* Reactive data payload
*/
data?: T;
/**
* Loading status flag
*/
isLoading?: boolean;
/**
* Error status flag
*/
isError?: boolean;
/**
* Catch-all error object
*/
error?: Error;
/**
* Background fetching flag
*/
isFetching?: boolean;
}) {
const {
data,
isLoading = false,
isError = false,
error,
isFetching = false,
} = config;
return {
/**
* Returns the active data payload
*/
get data() {
return data;
},
/**
* True if initially loading
*/
get isLoading() {
return isLoading;
},
/**
* True if last request failed
*/
get isError() {
return isError;
},
/**
* Returns the caught error object
*/
get error() {
return error;
},
/**
* True if fetching in background
*/
get isFetching() {
return isFetching;
},
/**
* True if query is stable and has data
*/
get isSuccess() {
return !isLoading && !isError && data !== undefined;
},
/**
* Returns semantic status string
*/
get status() {
if (isLoading) {
return 'pending';
}
if (isError) {
return 'error';
}
return 'success';
},
};
}
/**
* Preset mock stores for common UI states
*/
export const MOCK_STORES = {
/**
* Initial loading state
*/
loadingFontStore: createMockStore<UnifiedFont[]>({
isLoading: true,
data: undefined,
}),
/**
* Successful data load state
*/
successFontStore: createMockStore<UnifiedFont[]>({
data: Object.values(UNIFIED_FONTS),
isLoading: false,
isError: false,
}),
/**
* API error state
*/
errorFontStore: createMockStore<UnifiedFont[]>({
data: undefined,
isLoading: false,
isError: true,
error: new Error('Failed to load fonts'),
}),
/**
* Empty result set state
*/
emptyFontStore: createMockStore<UnifiedFont[]>({
data: [],
isLoading: false,
isError: false,
}),
/**
* Create a mock UnifiedFontStore-like object
* Note: This is a simplified mock for Storybook use
*/
unifiedFontStore: (state: Partial<MockFontStoreState> = {}) => {
const mockState = createMockFontStoreState(state);
return {
// State properties
/**
* Collection of mock fonts
*/
get fonts() {
return mockState.fonts;
},
/**
* Current mock page
*/
get page() {
return mockState.page;
},
/**
* Total mock pages
*/
get totalPages() {
return mockState.totalPages;
},
/**
* Mock items per page
*/
get limit() {
return mockState.limit;
},
/**
* Total mock items
*/
get total() {
return mockState.total;
},
/**
* Mock loading status
*/
get isLoading() {
return mockState.isLoading;
},
/**
* Mock error status
*/
get error() {
return mockState.error;
},
/**
* Mock search string
*/
get searchQuery() {
return mockState.searchQuery;
},
/**
* Mock provider filter
*/
get provider() {
return mockState.provider;
},
/**
* Mock category filter
*/
get category() {
return mockState.category;
},
/**
* Mock subset filter
*/
get subset() {
return mockState.subset;
},
// Methods (no-op for Storybook)
nextPage: () => {},
prevPage: () => {},
goToPage: (_page: number) => {},
setLimit: (_limit: number) => {},
setProvider: (_provider: typeof mockState.provider) => {},
setCategory: (_category: string | null) => {},
setSubset: (_subset: string | null) => {},
setSearch: (_query: string) => {},
resetFilters: () => {},
};
},
/**
* Create a mock FontCatalogStore object
* Matches FontCatalogStore's public API for Storybook use
*/
fontCatalogStore: (config: {
/**
* Preset font list
*/
fonts?: UnifiedFont[];
/**
* Total item count
*/
total?: number;
/**
* Items per page
*/
limit?: number;
/**
* Pagination offset
*/
offset?: number;
/**
* Loading flag
*/
isLoading?: boolean;
/**
* Fetching flag
*/
isFetching?: boolean;
/**
* Error flag
*/
isError?: boolean;
/**
* Catch-all error object
*/
error?: Error | null;
/**
* Has more pages flag
*/
hasMore?: boolean;
/**
* Current page number
*/
page?: number;
} = {}) => {
const {
fonts: mockFonts = Object.values(UNIFIED_FONTS).slice(0, 5),
total: mockTotal = mockFonts.length,
limit = 50,
offset = 0,
isLoading = false,
isFetching = false,
isError = false,
error = null,
hasMore = false,
page = 1,
} = config;
const totalPages = Math.ceil(mockTotal / limit);
const state = {
params: { limit },
};
return {
// State getters
/**
* Current mock parameters
*/
get params() {
return state.params;
},
/**
* Mock font list
*/
get fonts() {
return mockFonts;
},
/**
* Mock loading state
*/
get isLoading() {
return isLoading;
},
/**
* Mock fetching state
*/
get isFetching() {
return isFetching;
},
/**
* Mock error state
*/
get isError() {
return isError;
},
/**
* Mock error object
*/
get error() {
return error;
},
/**
* Mock empty state check
*/
get isEmpty() {
return !isLoading && !isFetching && mockFonts.length === 0;
},
/**
* Mock pagination metadata
*/
get pagination() {
return {
total: mockTotal,
limit,
offset,
hasMore,
page,
totalPages,
};
},
// Category getters
/**
* Derived sans-serif filter
*/
get sansSerifFonts() {
return mockFonts.filter(f => f.category === 'sans-serif');
},
/**
* Derived serif filter
*/
get serifFonts() {
return mockFonts.filter(f => f.category === 'serif');
},
/**
* Derived display filter
*/
get displayFonts() {
return mockFonts.filter(f => f.category === 'display');
},
/**
* Derived handwriting filter
*/
get handwritingFonts() {
return mockFonts.filter(f => f.category === 'handwriting');
},
/**
* Derived monospace filter
*/
get monospaceFonts() {
return mockFonts.filter(f => f.category === 'monospace');
},
// Lifecycle
destroy() {},
// Param management
setParams(_updates: Record<string, unknown>) {},
invalidate() {},
// Async operations (no-op for Storybook)
refetch() {},
prefetch() {},
cancel() {},
getCachedData() {
return mockFonts.length > 0 ? mockFonts : undefined;
},
setQueryData() {},
// Filter shortcuts
setProviders() {},
setCategories() {},
setSubsets() {},
setSearch() {},
setSort() {},
// Pagination navigation
nextPage() {},
prevPage() {},
goToPage() {},
setLimit(_limit: number) {
state.params.limit = _limit;
},
};
},
};
// REACTIVE STATE MOCKS
/**
* Create a reactive state object using Svelte 5 runes pattern
* Useful for stories that need reactive state
*
* Note: This uses plain JavaScript objects since Svelte runes
* only work in .svelte files. For Storybook, this provides
* a similar API for testing.
*/
export function createMockReactiveState<T>(initialValue: T) {
let value = initialValue;
return {
get value() {
return value;
},
set value(newValue: T) {
value = newValue;
},
update(fn: (current: T) => T) {
value = fn(value);
},
};
}
/**
* Mock comparison store for ComparisonSlider component
*/
export function createMockComparisonStore(config: {
fontA?: UnifiedFont;
fontB?: UnifiedFont;
text?: string;
} = {}) {
const { fontA, fontB, text = 'The quick brown fox jumps over the lazy dog.' } = config;
return {
get fontA() {
return fontA ?? UNIFIED_FONTS.roboto;
},
get fontB() {
return fontB ?? UNIFIED_FONTS.openSans;
},
get text() {
return text;
},
// Methods (no-op for Storybook)
setFontA: (_font: UnifiedFont | undefined) => {},
setFontB: (_font: UnifiedFont | undefined) => {},
setText: (_text: string) => {},
swapFonts: () => {},
};
}
// MOCK DATA GENERATORS
/**
* Generate paginated font data
*/
export function generatePaginatedFonts(
totalCount: number,
page: number,
limit: number,
): {
fonts: UnifiedFont[];
page: number;
totalPages: number;
total: number;
hasNextPage: boolean;
hasPrevPage: boolean;
} {
const totalPages = Math.ceil(totalCount / limit);
const startIndex = (page - 1) * limit;
const endIndex = Math.min(startIndex + limit, totalCount);
return {
fonts: generateMockFonts(endIndex - startIndex).map((font, i) => ({
...font,
id: `font-${startIndex + i + 1}`,
name: `Font ${startIndex + i + 1}`,
})),
page,
totalPages,
total: totalCount,
hasNextPage: page < totalPages,
hasPrevPage: page > 1,
};
}
/**
* Create mock API response for fonts
*/
export function createMockFontApiResponse(config: {
fonts?: UnifiedFont[];
total?: number;
page?: number;
limit?: number;
} = {}) {
const fonts = config.fonts ?? Object.values(UNIFIED_FONTS);
const total = config.total ?? fonts.length;
const page = config.page ?? 1;
const limit = config.limit ?? fonts.length;
return {
data: fonts,
meta: {
total,
page,
limit,
totalPages: Math.ceil(total / limit),
hasNextPage: page < Math.ceil(total / limit),
hasPrevPage: page > 1,
},
};
}
@@ -14,6 +14,7 @@ vi.mock('@chenglou/pretext', async () => {
layout: vi.fn(actual.layout),
};
});
import { mockUnifiedFont } from '$entities/Font/testing';
import {
beforeEach,
describe,
@@ -22,7 +23,6 @@ import {
vi,
} from 'vitest';
import type { FontLoadStatus } from '../../model/types';
import { mockUnifiedFont } from '../mocks';
import { createFontRowSizeResolver } from './createFontRowSizeResolver';
// Fixed-width canvas mock: every character is 10px wide regardless of font.