test for Http/Response

tests/Unit/Protocols/Http/ResponseTest.php

@@ -0,0 +1,57 @@
+<?php
+
+use Workerman\Protocols\Http\Response;
+
+it('test some simple case', function () {
+    $response = new Response(201, ['X-foo' => 'bar'], 'hello, xiami');
+
+    expect($response->getStatusCode())->toBe(201);
+    expect($response->getHeaders())->toBe(['X-foo' => 'bar']);
+    expect($response->rawBody())->toBe('hello, xiami');
+
+    //headers
+    $response->header('abc', '123');
+    $response->withHeader('X-foo', 'baz');
+    $response->withHeaders(['def' => '456']);
+    expect((string)$response)
+        ->toContain('X-foo: baz')
+        ->toContain('abc: 123')
+        ->toContain('def: 456');
+    $response->withoutHeader('def');
+    expect((string)$response)->not->toContain('def: 456');
+    expect($response->getHeader('abc'))
+        ->toBe('123');
+
+    $response->withStatus(202, 'some reason');
+    expect($response->getReasonPhrase())->toBe('some reason');
+
+    $response->withProtocolVersion('1.0');
+    $response->withBody('hello, world');
+    expect((string)$response)
+        ->toContain('HTTP/1.0')
+        ->toContain('hello, world')
+        ->toContain('Content-Type: ')
+        ->toContain('Content-Length: 12')
+        ->not()->toContain('Transfer-Encoding: ');
+
+
+    //cookie
+    $response->cookie('foo', 'bar', httpOnly: true, domain: 'xia.moe');
+    expect((string)$response)
+        ->toContain('Set-Cookie: foo=bar; Domain=xia.moe; HttpOnly');
+});
+
+it('tests file', function (){
+    //todo may have to redo the simple test,
+    // as the implementation of headers is a different function for files.
+    // or actually maybe the Response is the one should be rewritten to reuse?
+    $response = new Response();
+    $tmpFile = tempnam(sys_get_temp_dir(), 'test');
+    rename($tmpFile, $tmpFile .'.jpg');
+    $tmpFile .= '.jpg';
+    file_put_contents($tmpFile, 'hello, xiami');
+    $response->withFile($tmpFile, 0, 12);
+    expect((string)$response)
+        ->toContain('Content-Type: image/jpeg')
+        ->toContain('Last-Modified: ');
+});