12 json writer

README.md

@@ -56,6 +56,7 @@ outport/
 ## 📚 Documentation
 
 - **[CSV Writer Guide](docs/csv-writer.md)** - Examples and usage patterns for the CSV writer
+- **[JSON Writer Guide](docs/json-writer.md)** - Examples and usage patterns for the JSON writer
 
 ## 🧪 Testing
 

src/index.test.ts → __tests__/writers/WriterFactory.test.ts

@@ -1,29 +1,40 @@
 import { describe, it, expect } from 'vitest';
-import { WriterFactory, ValidationError } from './index.js';
+import { WriterFactory } from '../../src/writers/WriterFactory';
+import { ValidationError } from '../../src/errors';
 
 describe('WriterFactory', () => {
-  it('should export WriterFactory', () => {
+  it('should have create method', () => {
     expect(WriterFactory).toBeDefined();
     expect(typeof WriterFactory.create).toBe('function');
   });
 
-  it('should throw ValidationError for unknown writer type', () => {
+  it('should create CsvWriter successfully', () => {
     expect(() => {
       WriterFactory.create({
-        type: 'unknown' as never,
+        type: 'csv',
         mode: 'write',
         file: 'test.csv',
       });
-    }).toThrow(ValidationError);
+    }).not.toThrow();
   });
 
-  it('should throw ValidationError for JSON writer (not yet implemented)', () => {
+  it('should create JsonWriter successfully', () => {
     expect(() => {
       WriterFactory.create({
         type: 'json',
         mode: 'write',
         file: 'test.json',
       });
-    }).toThrow('JSON writer not yet implemented');
+    }).not.toThrow();
+  });
+
+  it('should throw ValidationError for unknown writer type', () => {
+    expect(() => {
+      WriterFactory.create({
+        type: 'unknown' as never,
+        mode: 'write',
+        file: 'test.csv',
+      });
+    }).toThrow(ValidationError);
   });
 });

__tests__/writers/csv/CsvWriter.test.ts

@@ -40,7 +40,8 @@ describe('CsvWriter', () => {
       };
 
       // Act & Assert
-      expect(() => new CsvWriter(options)).toThrow('Invalid writer type for CsvWriter');
+      // eslint-disable-next-line @typescript-eslint/no-unsafe-argument
+      expect(() => new CsvWriter(options as any)).toThrow('Invalid writer type for CsvWriter');
     });
 
     it('should throw error for empty file path', () => {
@@ -73,7 +74,7 @@ describe('CsvWriter', () => {
         type: 'csv',
         mode: 'write',
         file: testFile,
-        csvConfig: {
+        config: {
           delimiter: ',,',
         },
       };
@@ -88,7 +89,7 @@ describe('CsvWriter', () => {
         type: 'csv',
         mode: 'write',
         file: testFile,
-        csvConfig: {
+        config: {
           quote: '""',
         },
       };
@@ -127,7 +128,7 @@ describe('CsvWriter', () => {
         type: 'csv',
         mode: 'write',
         file: testFile,
-        csvConfig: {
+        config: {
           headers: ['ID', 'Name', 'Email'],
         },
       };
@@ -149,7 +150,7 @@ describe('CsvWriter', () => {
         type: 'csv',
         mode: 'write',
         file: testFile,
-        csvConfig: {
+        config: {
           columnMapping: {
             id: 'User ID',
             name: 'Full Name',
@@ -174,7 +175,7 @@ describe('CsvWriter', () => {
         type: 'csv',
         mode: 'write',
         file: testFile,
-        csvConfig: {
+        config: {
           includeKeys: ['name', 'email'],
         },
       };
@@ -195,7 +196,7 @@ describe('CsvWriter', () => {
         type: 'csv',
         mode: 'write',
         file: testFile,
-        csvConfig: {
+        config: {
           delimiter: '\t',
         },
       };
@@ -216,7 +217,7 @@ describe('CsvWriter', () => {
         type: 'csv',
         mode: 'write',
         file: testFile,
-        csvConfig: {
+        config: {
           includeUtf8Bom: true,
         },
       };