Fix tests (mitmproxy error)

.travis.yml

@@ -28,7 +28,7 @@ install:
  - phpenv local --unset
 
  # Setup the proxy
- - pip install --user mitmproxy
+ - pip install --user mitmproxy~=0.15
 
 before_script:
  - PHPBIN=$TESTPHPBIN PORT=8080 vendor/bin/start.sh

tests/Transport/Base.php

@@ -132,7 +132,7 @@ public function testHEAD() {
 	}
 
 	public function testTRACE() {
-		$request = Requests::trace(httpbin('/get'), array(), $this->getOptions());
+		$request = Requests::trace(httpbin('/trace'), array(), $this->getOptions());
 		$this->assertEquals(200, $request->status_code);
 	}
 
@@ -242,7 +242,7 @@ public function testPATCHWithArray() {
 	}
 
 	public function testOPTIONS() {
-		$request = Requests::options(httpbin('/post'), array(), array(), $this->getOptions());
+		$request = Requests::options(httpbin('/options'), array(), array(), $this->getOptions());
 		$this->assertEquals(200, $request->status_code);
 	}
 

tests/utils/proxy/proxy.py

@@ -1,5 +1,5 @@
 def request(context, flow):
-	flow.request.headers["x-requests-proxy"] = ["http"]
+	flow.request.headers["x-requests-proxy"] = "http"
 
 def response(context, flow):
-	flow.response.headers["x-requests-proxied"] = ["http"]
+	flow.response.headers[b"x-requests-proxied"] = "http"