test(unstable): add tests for core common utils

src/lib/unstable/__tests__/helpers.test.ts

@@ -178,6 +178,30 @@ export const mockSchemaRendererConfig: SchemaRendererConfig = {
     },
 };
 
+export const createMockArraySchema = (items: JsonSchema | JsonSchema[]): JsonSchema => ({
+    type: JsonSchemaType.Array,
+    items,
+});
+
+export const createMockBooleanSchema = (): JsonSchemaBoolean => ({
+    type: JsonSchemaType.Boolean,
+});
+
+export const createMockNumberSchema = (): JsonSchemaNumber => ({
+    type: JsonSchemaType.Number,
+});
+
+export const createMockStringSchema = (): JsonSchemaString => ({
+    type: JsonSchemaType.String,
+});
+
+export const createMockObjectSchema = (
+    properties: Record<string, JsonSchema>,
+): JsonSchemaObject => ({
+    type: JsonSchemaType.Object,
+    properties,
+});
+
 export function createMockSchema<T extends JsonSchema>(
     type: JsonSchemaType,
     viewType = 'base',

src/lib/unstable/core/utils/__tests__/common.test.ts

@@ -0,0 +1,181 @@
+import {
+    createMockArraySchema,
+    createMockBooleanSchema,
+    createMockNumberSchema,
+    createMockObjectSchema,
+    createMockStringSchema,
+} from '../../../__tests__/helpers.test';
+import type {JsonSchema} from '../../types';
+import {getSchemaByFinalFormPath, parseFinalFormPath} from '../common';
+
+describe('core/utils/common', () => {
+    describe('parseFinalFormPath', () => {
+        it('should parse a simple path', () => {
+            const result = parseFinalFormPath('foo.bar');
+
+            expect(result).toEqual(['foo', 'bar']);
+        });
+
+        it('should parse a path with array indixes', () => {
+            const result = parseFinalFormPath('foo[0].bar');
+
+            expect(result).toEqual(['foo', '0', 'bar']);
+        });
+
+        it('should parse a path with multiple array indixes', () => {
+            const result = parseFinalFormPath('foo[0].bar[1].baz');
+
+            expect(result).toEqual(['foo', '0', 'bar', '1', 'baz']);
+        });
+
+        it('should parse a path with only array indixes', () => {
+            const result = parseFinalFormPath('[0][1][2]');
+
+            expect(result).toEqual(['0', '1', '2']);
+        });
+
+        it('should handle empty path', () => {
+            const result = parseFinalFormPath('');
+
+            expect(result).toEqual([]);
+        });
+
+        it('should handle path with special characters', () => {
+            const result = parseFinalFormPath('foo-bar.baz_qux');
+
+            expect(result).toEqual(['foo-bar', 'baz_qux']);
+        });
+    });
+
+    describe('getSchemaByFinalFormPath', () => {
+        it('should return the main schema when path is empty', () => {
+            const mainSchema = createMockObjectSchema({foo: createMockStringSchema()});
+            const path = '';
+            const headPath = '';
+
+            const result = getSchemaByFinalFormPath(path, headPath, mainSchema);
+
+            expect(result).toBe(mainSchema);
+        });
+
+        it('should navigate through object properties', () => {
+            const stringSchema = createMockStringSchema();
+            const objectSchema = createMockObjectSchema({bar: stringSchema});
+            const mainSchema = createMockObjectSchema({foo: objectSchema});
+            const path = 'foo.bar';
+            const headPath = '';
+
+            const result = getSchemaByFinalFormPath(path, headPath, mainSchema);
+
+            expect(result).toBe(stringSchema);
+        });
+
+        it('should navigate through array items (when items is a single schema)', () => {
+            const stringSchema = createMockStringSchema();
+            const arraySchema = createMockArraySchema(stringSchema);
+            const mainSchema = createMockObjectSchema({foo: arraySchema});
+            const path = 'foo[0]';
+            const headPath = '';
+
+            const result = getSchemaByFinalFormPath(path, headPath, mainSchema);
+
+            expect(result).toBe(stringSchema);
+        });
+
+        it('should navigate through array items (when items is an array of schemas)', () => {
+            const stringSchema = createMockStringSchema();
+            const numberSchema = createMockNumberSchema();
+            const booleanSchema = createMockBooleanSchema();
+            const arraySchema = createMockArraySchema([stringSchema, numberSchema, booleanSchema]);
+            const mainSchema = createMockObjectSchema({foo: arraySchema});
+            const path = 'foo[1]';
+            const headPath = '';
+
+            const result = getSchemaByFinalFormPath(path, headPath, mainSchema);
+
+            expect(result).toBe(numberSchema);
+        });
+
+        it('should handle complex nested paths', () => {
+            const booleanSchema = createMockBooleanSchema();
+            const objectSchema = createMockObjectSchema({qux: booleanSchema});
+            const arraySchema = createMockArraySchema(objectSchema);
+            const objectSchema2 = createMockObjectSchema({baz: arraySchema});
+            const arraySchema2 = createMockArraySchema(objectSchema2);
+            const mainSchema = createMockObjectSchema({foo: arraySchema2});
+            const path = 'foo[0].baz[0].qux';
+            const headPath = '';
+
+            const result = getSchemaByFinalFormPath(path, headPath, mainSchema);
+
+            expect(result).toBe(booleanSchema);
+        });
+
+        it('should handle finalFormHeadPath correctly', () => {
+            const stringSchema = createMockStringSchema();
+            const objectSchema = createMockObjectSchema({bar: stringSchema});
+            const mainSchema = createMockObjectSchema({foo: objectSchema});
+            const path = 'baz.foo.bar';
+            const headPath = 'baz';
+
+            const result = getSchemaByFinalFormPath(path, headPath, mainSchema);
+
+            expect(result).toBe(stringSchema);
+        });
+
+        it('should return undefined for invalid path', () => {
+            const stringSchema = createMockStringSchema();
+            const mainSchema = createMockObjectSchema({foo: stringSchema});
+            const path = 'bar.baz';
+            const headPath = 'foo';
+
+            const result = getSchemaByFinalFormPath(path, headPath, mainSchema);
+
+            expect(result).toBeUndefined();
+        });
+
+        it('should handle array path with string schema', () => {
+            const stringSchema = createMockStringSchema();
+            const mainSchema = createMockObjectSchema({foo: stringSchema});
+            const path = 'foo[0]';
+            const headPath = '';
+
+            const result = getSchemaByFinalFormPath(path, headPath, mainSchema);
+
+            expect(result).toBeUndefined();
+        });
+
+        it('should accept path as array of segments', () => {
+            const stringSchema = createMockStringSchema();
+            const objectSchema = createMockObjectSchema({bar: stringSchema});
+            const mainSchema = createMockObjectSchema({foo: objectSchema});
+            const path = ['foo', 'bar'];
+            const headPath = '';
+
+            const result = getSchemaByFinalFormPath(path, headPath, mainSchema);
+
+            expect(result).toBe(stringSchema);
+        });
+
+        it('should handle undefined schema gracefully', () => {
+            const path = 'foo.bar';
+            const headPath = '';
+
+            const result = getSchemaByFinalFormPath(
+                path,
+                headPath,
+                undefined as unknown as JsonSchema,
+            );
+
+            expect(result).toBeUndefined();
+        });
+
+        it('should handle schema without type gracefully', () => {
+            const invalidSchema = {} as JsonSchema;
+
+            const result = getSchemaByFinalFormPath('foo', '', invalidSchema);
+
+            expect(result).toBeUndefined();
+        });
+    });
+});

src/lib/unstable/core/utils.ts → src/lib/unstable/core/utils/common.ts

@@ -1,7 +1,7 @@
 import get from 'lodash/get';
 
-import {JsonSchemaType} from './constants';
-import type {JsonSchema} from './types';
+import {JsonSchemaType} from '../constants';
+import type {JsonSchema} from '../types';
 
 export const parseFinalFormPath = (finalFormPath: string): string[] => {
     const result: string[] = [];

src/lib/unstable/core/utils/index.ts

@@ -0,0 +1 @@
+export * from './common';