import microMemoize from 'micro-memoize' import { createSelector, lruMemoize } from 'reselect' import { describe, test } from 'vitest' interface RootState { todos: { id: number completed: boolean }[] } const state: RootState = { todos: [ { id: 0, completed: false }, { id: 1, completed: false } ] } describe('deep nesting', () => { test('Deep Nesting First And Second createSelector Overload', () => { type State = { foo: string } const readOne = (state: State) => state.foo const selector0 = createSelector(readOne, one => one) const selector1 = createSelector(selector0, s => s) const selector2 = createSelector(selector1, s => s) const selector3 = createSelector(selector2, s => s) const selector4 = createSelector(selector3, s => s) const selector5 = createSelector(selector4, s => s) const selector6 = createSelector(selector5, s => s) const selector7 = createSelector(selector6, s => s) const selector8 = createSelector(selector7, s => s) const selector9 = createSelector(selector8, s => s) const selector10 = createSelector(selector9, s => s, { memoize: microMemoize }) selector10.dependencies[0].dependencies[0].dependencies[0].dependencies[0] .dependencies[0].dependencies[0].dependencies[0].dependencies[0] .dependencies[0].dependencies[0].memoizedResultFunc.clearCache const selector11 = createSelector(selector10, s => s) const selector12 = createSelector(selector11, s => s) const selector13 = createSelector(selector12, s => s) const selector14 = createSelector(selector13, s => s) const selector15 = createSelector(selector14, s => s) const selector16 = createSelector(selector15, s => s) const selector17 = createSelector(selector16, s => s) const selector18 = createSelector(selector17, s => s) const selector19 = createSelector(selector18, s => s) const selector20 = createSelector(selector19, s => s) selector20.dependencies[0].dependencies[0].dependencies[0].dependencies[0] .dependencies[0].dependencies[0].dependencies[0].dependencies[0] .dependencies[0].dependencies[0].memoizedResultFunc.cache const selector21 = createSelector(selector20, s => s) const selector22 = createSelector(selector21, s => s) const selector23 = createSelector(selector22, s => s) const selector24 = createSelector(selector23, s => s) const selector25 = createSelector(selector24, s => s) const selector26 = createSelector(selector25, s => s) const selector27 = createSelector(selector26, s => s) const selector28 = createSelector(selector27, s => s) const selector29 = createSelector(selector28, s => s) const selector30 = createSelector(selector29, s => s) selector30.dependencies[0].dependencies[0].dependencies[0].dependencies[0] .dependencies[0].dependencies[0].dependencies[0].dependencies[0] .dependencies[0].dependencies[0].dependencies[0].dependencies[0] .dependencies[0].dependencies[0].dependencies[0].dependencies[0] .dependencies[0].dependencies[0].dependencies[0].dependencies[0] .dependencies[0].dependencies[0].dependencies[0].dependencies[0] .dependencies[0].dependencies[0].dependencies[0].dependencies[0] .dependencies[0].dependencies[0].memoizedResultFunc.clearCache }) test('Deep Nesting Second createSelector Overload', () => { type State = { foo: string } const readOne = (state: State) => state.foo const selector0 = createSelector(readOne, one => one) const selector1 = createSelector(selector0, s => s, { memoize: lruMemoize }) const selector2 = createSelector(selector1, s => s, { memoize: lruMemoize }) const selector3 = createSelector(selector2, s => s, { memoize: lruMemoize }) const selector4 = createSelector(selector3, s => s, { memoize: lruMemoize }) const selector5 = createSelector(selector4, s => s, { memoize: lruMemoize }) const selector6 = createSelector(selector5, s => s, { memoize: lruMemoize }) const selector7 = createSelector(selector6, s => s, { memoize: lruMemoize }) const selector8 = createSelector(selector7, s => s, { memoize: lruMemoize }) const selector9 = createSelector(selector8, s => s, { memoize: lruMemoize }) const selector10 = createSelector(selector9, s => s, { memoize: lruMemoize }) const selector11 = createSelector(selector10, s => s, { memoize: lruMemoize }) const selector12 = createSelector(selector11, s => s, { memoize: lruMemoize }) const selector13 = createSelector(selector12, s => s, { memoize: lruMemoize }) const selector14 = createSelector(selector13, s => s, { memoize: lruMemoize }) const selector15 = createSelector(selector14, s => s, { memoize: lruMemoize }) const selector16 = createSelector(selector15, s => s, { memoize: lruMemoize }) const selector17 = createSelector(selector16, s => s, { memoize: lruMemoize }) const selector18 = createSelector(selector17, s => s, { memoize: lruMemoize }) const selector19 = createSelector(selector18, s => s, { memoize: lruMemoize }) const selector20 = createSelector(selector19, s => s, { memoize: lruMemoize }) const selector21 = createSelector(selector20, s => s, { memoize: lruMemoize }) const selector22 = createSelector(selector21, s => s, { memoize: lruMemoize }) const selector23 = createSelector(selector22, s => s, { memoize: lruMemoize }) const selector24 = createSelector(selector23, s => s, { memoize: lruMemoize }) const selector25 = createSelector(selector24, s => s, { memoize: lruMemoize }) const selector26 = createSelector(selector25, s => s, { memoize: lruMemoize }) const selector27 = createSelector(selector26, s => s, { memoize: lruMemoize }) const selector28 = createSelector(selector27, s => s, { memoize: lruMemoize }) const selector29 = createSelector(selector28, s => s, { memoize: lruMemoize }) }) test('Deep Nesting Third createSelector Overload', () => { type State = { foo: string } const readOne = (state: State) => state.foo const selector0 = createSelector(readOne, one => one) const selector1 = createSelector([selector0], s => s) const selector2 = createSelector([selector1], s => s) const selector3 = createSelector([selector2], s => s) const selector4 = createSelector([selector3], s => s) const selector5 = createSelector([selector4], s => s) const selector6 = createSelector([selector5], s => s) const selector7 = createSelector([selector6], s => s) const selector8 = createSelector([selector7], s => s) const selector9 = createSelector([selector8], s => s) const selector10 = createSelector([selector9], s => s) const selector11 = createSelector([selector10], s => s) const selector12 = createSelector([selector11], s => s) const selector13 = createSelector([selector12], s => s) const selector14 = createSelector([selector13], s => s) const selector15 = createSelector([selector14], s => s) const selector16 = createSelector([selector15], s => s) const selector17 = createSelector([selector16], s => s) const selector18 = createSelector([selector17], s => s) const selector19 = createSelector([selector18], s => s) const selector20 = createSelector([selector19], s => s) const selector21 = createSelector([selector20], s => s) const selector22 = createSelector([selector21], s => s) const selector23 = createSelector([selector22], s => s) const selector24 = createSelector([selector23], s => s) const selector25 = createSelector([selector24], s => s) const selector26 = createSelector([selector25], s => s) const selector27 = createSelector([selector26], s => s) const selector28 = createSelector([selector27], s => s) const selector29 = createSelector([selector28], s => s) const selector30 = createSelector([selector29], s => s) }) test('createSelector Parameter Limit', () => { const selector = createSelector( (state: { testString: string }) => state.testString, (state: { testNumber: number }) => state.testNumber, (state: { testBoolean: boolean }) => state.testBoolean, (state: { testString: string }) => state.testString, (state: { testString: string }) => state.testString, (state: { testString: string }) => state.testString, (state: { testString: string }) => state.testString, (state: { testNumber: number }) => state.testNumber, (state: { testStringArray: string[] }) => state.testStringArray, (state: { testString: string }) => state.testString, (state: { testNumber: number }) => state.testNumber, (state: { testBoolean: boolean }) => state.testBoolean, (state: { testString: string }) => state.testString, (state: { testString: string }) => state.testString, (state: { testString: string }) => state.testString, (state: { testString: string }) => state.testString, (state: { testNumber: number }) => state.testNumber, (state: { testStringArray: string[] }) => state.testStringArray, (state: { testString: string }) => state.testString, (state: { testNumber: number }) => state.testNumber, (state: { testBoolean: boolean }) => state.testBoolean, (state: { testString: string }) => state.testString, (state: { testString: string }) => state.testString, (state: { testString: string }) => state.testString, (state: { testString: string }) => state.testString, (state: { testNumber: number }) => state.testNumber, (state: { testStringArray: string[] }) => state.testStringArray, (state: { testString: string }) => state.testString, (state: { testNumber: number }) => state.testNumber, (state: { testBoolean: boolean }) => state.testBoolean, (state: { testString: string }) => state.testString, (state: { testString: string }) => state.testString, (state: { testString: string }) => state.testString, (state: { testString: string }) => state.testString, (state: { testNumber: number }) => state.testNumber, (state: { testStringArray: string[] }) => state.testStringArray, ( foo1: string, foo2: number, foo3: boolean, foo4: string, foo5: string, foo6: string, foo7: string, foo8: number, foo9: string[], foo10: string, foo11: number, foo12: boolean, foo13: string, foo14: string, foo15: string, foo16: string, foo17: number, foo18: string[], foo19: string, foo20: number, foo21: boolean, foo22: string, foo23: string, foo24: string, foo25: string, foo26: number, foo27: string[], foo28: string, foo29: number, foo30: boolean, foo31: string, foo32: string, foo33: string, foo34: string, foo35: number, foo36: string[] ) => { return { foo1, foo2, foo3, foo4, foo5, foo6, foo7, foo8, foo9, foo10, foo11, foo12, foo13, foo14, foo15, foo16, foo17, foo18, foo19, foo20, foo21, foo22, foo23, foo24, foo25, foo26, foo27, foo28, foo29, foo30, foo31, foo32, foo33, foo34, foo35, foo36 } } ) }) })