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// Copyright 2016 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package api
import (
"fmt"
"io"
"io/ioutil"
"os"
"testing"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/swarm/storage"
)
func testApi(t *testing.T, f func(*Api)) {
datadir, err := ioutil.TempDir("", "bzz-test")
if err != nil {
t.Fatalf("unable to create temp dir: %v", err)
}
os.RemoveAll(datadir)
defer os.RemoveAll(datadir)
dpa, err := storage.NewLocalDPA(datadir)
if err != nil {
return
}
api := NewApi(dpa, nil)
dpa.Start()
f(api)
dpa.Stop()
}
type testResponse struct {
reader storage.LazySectionReader
*Response
}
func checkResponse(t *testing.T, resp *testResponse, exp *Response) {
if resp.MimeType != exp.MimeType {
t.Errorf("incorrect mimeType. expected '%s', got '%s'", exp.MimeType, resp.MimeType)
}
if resp.Status != exp.Status {
t.Errorf("incorrect status. expected '%d', got '%d'", exp.Status, resp.Status)
}
if resp.Size != exp.Size {
t.Errorf("incorrect size. expected '%d', got '%d'", exp.Size, resp.Size)
}
if resp.reader != nil {
content := make([]byte, resp.Size)
read, _ := resp.reader.Read(content)
if int64(read) != exp.Size {
t.Errorf("incorrect content length. expected '%d...', got '%d...'", read, exp.Size)
}
resp.Content = string(content)
}
if resp.Content != exp.Content {
// if !bytes.Equal(resp.Content, exp.Content)
t.Errorf("incorrect content. expected '%s...', got '%s...'", string(exp.Content), string(resp.Content))
}
}
// func expResponse(content []byte, mimeType string, status int) *Response {
func expResponse(content string, mimeType string, status int) *Response {
log.Trace(fmt.Sprintf("expected content (%v): %v ", len(content), content))
return &Response{mimeType, status, int64(len(content)), content}
}
// func testGet(t *testing.T, api *Api, bzzhash string) *testResponse {
func testGet(t *testing.T, api *Api, bzzhash, path string) *testResponse {
key := storage.Key(common.Hex2Bytes(bzzhash))
reader, mimeType, status, err := api.Get(key, path)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
quitC := make(chan bool)
size, err := reader.Size(quitC)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
log.Trace(fmt.Sprintf("reader size: %v ", size))
s := make([]byte, size)
_, err = reader.Read(s)
if err != io.EOF {
t.Fatalf("unexpected error: %v", err)
}
reader.Seek(0, 0)
return &testResponse{reader, &Response{mimeType, status, size, string(s)}}
// return &testResponse{reader, &Response{mimeType, status, reader.Size(), nil}}
}
func TestApiPut(t *testing.T) {
testApi(t, func(api *Api) {
content := "hello"
exp := expResponse(content, "text/plain", 0)
// exp := expResponse([]byte(content), "text/plain", 0)
key, err := api.Put(content, exp.MimeType)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
resp := testGet(t, api, key.String(), "")
checkResponse(t, resp, exp)
})
}
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