diff --git a/chunk/in_memory_test.go b/chunk/in_memory_test.go
new file mode 100644
index 0000000..04b8a09
--- /dev/null
+++ b/chunk/in_memory_test.go
@@ -0,0 +1,25 @@
+package chunk
+
+import "bytes"
+import "testing"
+
+func TestConcurrentReads(t *testing.T) {
+	c := InMemoryChunkFactory{}.New()
+	if _, err := c.Writer().Write([]byte("abcd")); err != nil {
+		panic(err)
+	}
+	d1 := make([]byte, 2)
+	d2 := make([]byte, 3)
+	if _, err := c.ReadSeeker().Read(d1); err != nil {
+		t.Error(err)
+	}
+	if bytes.Compare(d1, []byte("ab")) != 0 {
+		t.Errorf("Expected: %s\nActual: %s", "ab", d1)
+	}
+	if _, err := c.ReadSeeker().Read(d2); err != nil {
+		t.Error(err)
+	}
+	if bytes.Compare(d2, []byte("abc")) != 0 {
+		t.Errorf("Expected: %s\nActual: %s", "abc", d2)
+	}
+}