From 81f1be5cc016add5e0b8a19c3159fbff96e07829 Mon Sep 17 00:00:00 2001
From: Kamil Kisiel <kamil@kamilkisiel.net>
Date: Thu, 17 Oct 2013 09:55:59 -0700
Subject: Add MaxLength to FilesystemStore.

---
 store_test.go | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'store_test.go')

diff --git a/store_test.go b/store_test.go
index 77fea6b..022acba 100644
--- a/store_test.go
+++ b/store_test.go
@@ -1,7 +1,9 @@
 package sessions
 
 import (
+	"encoding/base64"
 	"net/http"
+	"net/http/httptest"
 	"testing"
 )
 
@@ -46,3 +48,26 @@ func TestGH8FilesystemStore(t *testing.T) {
 		t.Fatalf("bad session path: got %q, want %q", session.Options.Path, originalPath)
 	}
 }
+
+// Test for GH-2.
+func TestGH2MaxLength(t *testing.T) {
+	store := NewFilesystemStore("", []byte("some key"))
+	req, err := http.NewRequest("GET", "http://www.example.com", nil)
+	if err != nil {
+		t.Fatal("failed to create request", err)
+	}
+	w := httptest.NewRecorder()
+
+	session, err := store.New(req, "my session")
+	session.Values["big"] = make([]byte, base64.StdEncoding.DecodedLen(4096*2))
+	err = session.Save(req, w)
+	if err == nil {
+		t.Fatal("expected an error, got nil")
+	}
+
+	store.MaxLength(4096 * 3) // A bit more than the value size to account for encoding overhead.
+	err = session.Save(req, w)
+	if err != nil {
+		t.Fatal("failed to Save:", err)
+	}
+}
-- 
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