Fixed QuotedPrintable{De,En}coder file names and added tests.

src/app/converter-registry.service.ts

@@ -11,8 +11,8 @@ import {Injectable} from '@angular/core';
 import {NativeLibraryWrapperService} from './native-library-wrapper.service';
 import {PunycodeDecoder} from './converter/punycode-decoder';
 import {PunycodeEncoder} from './converter/punycode-encoder';
-import {QuotedPrintableDecoder} from './converter/quotedprintabledecoder';
+import {QuotedPrintableDecoder} from './converter/quoted-printable-decoder';
-import {QuotedPrintableEncoder} from './converter/quotedprintableencoder';
+import {QuotedPrintableEncoder} from './converter/quoted-printable-encoder';
 import {ROT13Converter} from './converter/rot13converter';
 import {URIComponentDecoder} from './converter/uricomponentdecoder';
 import {URIComponentEncoder} from './converter/uricomponentencoder';

src/app/converter/quoted-printable-decoder.spec.ts

@@ -0,0 +1,33 @@
+import {NativeLibraryWrapperService} from '../native-library-wrapper.service';
+import {QuotedPrintableDecoder} from './quoted-printable-decoder';
+import createSpyObj = jasmine.createSpyObj;
+import Spy = jasmine.Spy;
+
+describe('QuotedPrintableDecoder', () => {
+  let sut: QuotedPrintableDecoder;
+  let nativeWrapperSpy: Partial<NativeLibraryWrapperService>;
+  let decodeSpy: Spy;
+
+  beforeEach(() => {
+    nativeWrapperSpy = {quotedPrintable: createSpyObj(['decode'])};
+    decodeSpy = nativeWrapperSpy.quotedPrintable.decode as Spy;
+    sut = new QuotedPrintableDecoder((nativeWrapperSpy as NativeLibraryWrapperService));
+  });
+
+  it('should create an instance', () => {
+    expect(sut).toBeTruthy();
+  });
+
+  it('should have the id "decodequotedprintable"', () => {
+    expect(sut.getId()).toEqual('decodequotedprintable');
+  });
+
+  it('should call through to the native quoted printable decoder', () => {
+    const testInput = 'My input';
+    const expectedOutput = 'It worked';
+    decodeSpy.and.returnValue(expectedOutput);
+    const result: string = sut.convert(testInput);
+    expect(result).toEqual(expectedOutput);
+    expect(decodeSpy).toHaveBeenCalledWith(testInput);
+  });
+});

src/app/converter/quoted-printable-encoder.spec.ts

@@ -0,0 +1,33 @@
+import {NativeLibraryWrapperService} from '../native-library-wrapper.service';
+import {QuotedPrintableEncoder} from './quoted-printable-encoder';
+import createSpyObj = jasmine.createSpyObj;
+import Spy = jasmine.Spy;
+
+describe('QuotedPrintableEncoder', () => {
+  let sut: QuotedPrintableEncoder;
+  let nativeWrapperSpy: Partial<NativeLibraryWrapperService>;
+  let encodeSpy: Spy;
+
+  beforeEach(() => {
+    nativeWrapperSpy = {quotedPrintable: createSpyObj(['encode'])};
+    encodeSpy = nativeWrapperSpy.quotedPrintable.encode as Spy;
+    sut = new QuotedPrintableEncoder(nativeWrapperSpy as NativeLibraryWrapperService);
+  });
+
+  it('should create an instance', () => {
+    expect(sut).toBeTruthy();
+  });
+
+  it('should have the id "encodequotedprintable"', () => {
+    expect(sut.getId()).toEqual('encodequotedprintable');
+  });
+
+  it('should call through to the native quoted printable encoder', () => {
+    const testInput = 'My input';
+    const expectedOutput = 'It worked';
+    encodeSpy.and.returnValue(expectedOutput);
+    const result: string = sut.convert(testInput);
+    expect(result).toEqual(expectedOutput);
+    expect(encodeSpy).toHaveBeenCalledWith(testInput);
+  });
+});