Initial files.

1 files changed, 197 insertions, 0 deletions

diff --git a/sessions_test.go b/sessions_test.go
new file mode 100644
index 0000000..3667d63
--- /dev/null
+++ b/sessions_test.go
@@ -0,0 +1,197 @@
+// Copyright 2012 The Gorilla Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package sessions
+
+import (
+	"bytes"
+	"encoding/gob"
+	"net/http"
+	"testing"
+)
+
+// ----------------------------------------------------------------------------
+// ResponseRecorder
+// ----------------------------------------------------------------------------
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// ResponseRecorder is an implementation of http.ResponseWriter that
+// records its mutations for later inspection in tests.
+type ResponseRecorder struct {
+	Code      int           // the HTTP response code from WriteHeader
+	HeaderMap http.Header   // the HTTP response headers
+	Body      *bytes.Buffer // if non-nil, the bytes.Buffer to append written data to
+	Flushed   bool
+}
+
+// NewRecorder returns an initialized ResponseRecorder.
+func NewRecorder() *ResponseRecorder {
+	return &ResponseRecorder{
+		HeaderMap: make(http.Header),
+		Body:      new(bytes.Buffer),
+	}
+}
+
+// DefaultRemoteAddr is the default remote address to return in RemoteAddr if
+// an explicit DefaultRemoteAddr isn't set on ResponseRecorder.
+const DefaultRemoteAddr = "1.2.3.4"
+
+// Header returns the response headers.
+func (rw *ResponseRecorder) Header() http.Header {
+	return rw.HeaderMap
+}
+
+// Write always succeeds and writes to rw.Body, if not nil.
+func (rw *ResponseRecorder) Write(buf []byte) (int, error) {
+	if rw.Body != nil {
+		rw.Body.Write(buf)
+	}
+	if rw.Code == 0 {
+		rw.Code = http.StatusOK
+	}
+	return len(buf), nil
+}
+
+// WriteHeader sets rw.Code.
+func (rw *ResponseRecorder) WriteHeader(code int) {
+	rw.Code = code
+}
+
+// Flush sets rw.Flushed to true.
+func (rw *ResponseRecorder) Flush() {
+	rw.Flushed = true
+}
+
+// ----------------------------------------------------------------------------
+
+type FlashMessage struct {
+	Type    int
+	Message string
+}
+
+func TestFlashes(t *testing.T) {
+	var req *http.Request
+	var rsp *ResponseRecorder
+	var hdr http.Header
+	var err error
+	var ok bool
+	var cookies []string
+	var session *Session
+	var flashes []interface{}
+
+	store := NewCookieStore([]byte("secret-key"))
+
+	// Round 1 ----------------------------------------------------------------
+
+	req, _ = http.NewRequest("GET", "http://localhost:8080/", nil)
+	rsp = NewRecorder()
+	// Get a session.
+	if session, err = store.Get(req, "session-key"); err != nil {
+		t.Fatalf("Error getting session: %v", err)
+	}
+	// Get a flash.
+	flashes = session.Flashes()
+	if len(flashes) != 0 {
+		t.Errorf("Expected empty flashes; Got %v", flashes)
+	}
+	// Add some flashes.
+	session.AddFlash("foo")
+	session.AddFlash("bar")
+	// Custom key.
+	session.AddFlash("baz", "custom_key")
+	// Save.
+	if err = Save(req, rsp); err != nil {
+		t.Fatalf("Error saving session: %v", err)
+	}
+	hdr = rsp.Header()
+	cookies, ok = hdr["Set-Cookie"]
+	if !ok || len(cookies) != 1 {
+		t.Fatalf("No cookies. Header:", hdr)
+	}
+
+	// Round 2 ----------------------------------------------------------------
+
+	req, _ = http.NewRequest("GET", "http://localhost:8080/", nil)
+	req.Header.Add("Cookie", cookies[0])
+	rsp = NewRecorder()
+	// Get a session.
+	if session, err = store.Get(req, "session-key"); err != nil {
+		t.Fatalf("Error getting session: %v", err)
+	}
+	// Check all saved values.
+	flashes = session.Flashes()
+	if len(flashes) != 2 {
+		t.Fatalf("Expected flashes; Got %v", flashes)
+	}
+	if flashes[0] != "foo" || flashes[1] != "bar" {
+		t.Errorf("Expected foo,bar; Got %v", flashes)
+	}
+	flashes = session.Flashes()
+	if len(flashes) != 0 {
+		t.Errorf("Expected dumped flashes; Got %v", flashes)
+	}
+	// Custom key.
+	flashes = session.Flashes("custom_key")
+	if len(flashes) != 1 {
+		t.Errorf("Expected flashes; Got %v", flashes)
+	} else if flashes[0] != "baz" {
+		t.Errorf("Expected baz; Got %v", flashes)
+	}
+	flashes = session.Flashes("custom_key")
+	if len(flashes) != 0 {
+		t.Errorf("Expected dumped flashes; Got %v", flashes)
+	}
+
+	// Round 3 ----------------------------------------------------------------
+	// Custom type
+
+	req, _ = http.NewRequest("GET", "http://localhost:8080/", nil)
+	rsp = NewRecorder()
+	// Get a session.
+	if session, err = store.Get(req, "session-key"); err != nil {
+		t.Fatalf("Error getting session: %v", err)
+	}
+	// Get a flash.
+	flashes = session.Flashes()
+	if len(flashes) != 0 {
+		t.Errorf("Expected empty flashes; Got %v", flashes)
+	}
+	// Add some flashes.
+	session.AddFlash(&FlashMessage{42, "foo"})
+	// Save.
+	if err = Save(req, rsp); err != nil {
+		t.Fatalf("Error saving session: %v", err)
+	}
+	hdr = rsp.Header()
+	cookies, ok = hdr["Set-Cookie"]
+	if !ok || len(cookies) != 1 {
+		t.Fatalf("No cookies. Header:", hdr)
+	}
+
+	// Round 4 ----------------------------------------------------------------
+	// Custom type
+
+	req, _ = http.NewRequest("GET", "http://localhost:8080/", nil)
+	req.Header.Add("Cookie", cookies[0])
+	rsp = NewRecorder()
+	// Get a session.
+	if session, err = store.Get(req, "session-key"); err != nil {
+		t.Fatalf("Error getting session: %v", err)
+	}
+	// Check all saved values.
+	flashes = session.Flashes()
+	if len(flashes) != 1 {
+		t.Fatalf("Expected flashes; Got %v", flashes)
+	}
+	custom := flashes[0].(FlashMessage)
+	if custom.Type != 42 || custom.Message != "foo" {
+		t.Errorf("Expected %#v, got %#v", FlashMessage{42, "foo"}, custom)
+	}
+}
+
+func init() {
+	gob.Register(FlashMessage{})
+}