New portion of changes

test_input.go

@@ -5,10 +5,12 @@ import (
 	"encoding/base64"
 )
 
+// TestInput used for testing purpose, it allows emitting requests on demand
 type TestInput struct {
 	data chan []byte
 }
 
+// NewTestInput constructor for TestInput
 func NewTestInput() (i *TestInput) {
 	i = new(TestInput)
 	i.data = make(chan []byte, 100)
@@ -23,18 +25,22 @@ func (i *TestInput) Read(data []byte) (int, error) {
 	return len(buf), nil
 }
 
+// EmitGET emits GET request without headers
 func (i *TestInput) EmitGET() {
 	i.data <- []byte("GET / HTTP/1.1\r\n\r\n")
 }
 
+// EmitPOST emits POST request with Content-Length
 func (i *TestInput) EmitPOST() {
 	i.data <- []byte("POST /pub/WWW/ HTTP/1.1\r\nContent-Length: 7\r\nHost: www.w3.org\r\n\r\na=1&b=2")
 }
 
+// EmitChunkedPOST emits POST request with `Transfer-Encoding: chunked` and chunked body
 func (i *TestInput) EmitChunkedPOST() {
 	i.data <- []byte("POST /pub/WWW/ HTTP/1.1\r\nHost: www.w3.org\r\nTransfer-Encoding: chunked\r\n\r\n4\r\nWiki\r\n5\r\npedia\r\ne\r\n in\r\n\r\nchunks.\r\n0\r\n\r\n")
 }
 
+// EmitLargePOST emits POST request with large payload (5mb)
 func (i *TestInput) EmitLargePOST() {
 	size := 5 * 1024 * 1024 // 5 MB
 	rb := make([]byte, size)
@@ -45,6 +51,7 @@ func (i *TestInput) EmitLargePOST() {
 	i.data <- []byte("POST / HTTP/1.1\nHost: www.w3.org\nContent-Length:5242880\r\n\r\n" + rs)
 }
 
+// EmitOPTIONS emits OPTIONS request, similar to GET
 func (i *TestInput) EmitOPTIONS() {
 	i.data <- []byte("OPTIONS / HTTP/1.1\nHost: www.w3.org\r\n\r\n")
 }