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secstring_mocks_test.go
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secstring_mocks_test.go
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package secstring
import (
"code.google.com/p/gomock/gomock"
"errors"
"golang.org/x/sys/unix" // mock
"testing"
)
func TestNewBadMmap(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
b := []byte("test")
unix.MOCK().SetController(ctrl)
unix.EXPECT().Mmap(0, int64(0), 16, unix.PROT_READ|unix.PROT_WRITE, unix.MAP_ANON|unix.MAP_PRIVATE).Return(nil, errors.New("error"))
if _, err := NewSecString(b); err == nil {
t.Error("NewBadMmap: Expected non-nil error. Got nil")
}
}
func TestNewBadMlock(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
b := []byte("test")
unix.MOCK().SetController(ctrl)
unix.EXPECT().Mmap(0, int64(0), 16, unix.PROT_READ|unix.PROT_WRITE, unix.MAP_ANON|unix.MAP_PRIVATE).Return([]byte("test"), nil)
unix.EXPECT().Mlock([]byte("test")).Return(errors.New("error"))
unix.EXPECT().Munmap([]byte("test")).Return(nil)
if _, err := NewSecString(b); err == nil {
t.Error("NewBadMlock: Expected non-nil error. Got nil")
}
checkScrubbed("NewBadRand", b, t)
}
func checkScrubbed(test string, val []byte, t *testing.T) {
for i := 0; i < len(val); i++ {
if val[i] != 0 {
t.Errorf("%v: b not scrubbed. b: %v", test, val)
}
}
}
func TestNewBadRand(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
b := []byte("test")
unix.MOCK().SetController(ctrl)
unix.EXPECT().Mmap(0, int64(0), 16, unix.PROT_READ|unix.PROT_WRITE, unix.MAP_ANON|unix.MAP_PRIVATE).Return([]byte("test"), nil)
unix.EXPECT().Mlock([]byte("test")).Return(nil)
unix.EXPECT().Munmap(make([]byte, 4)).Return(nil)
if _, err := NewSecString(b); err == nil {
t.Error("NewBadRand: Expected non-nil error. Got nil")
}
checkScrubbed("NewBadRand", b, t)
}
func TestNewBadMprotect(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
b := []byte("test")
k := make([]byte, 32)
unix.MOCK().SetController(ctrl)
unix.EXPECT().Mmap(0, int64(0), 16, unix.PROT_READ|unix.PROT_WRITE, unix.MAP_ANON|unix.MAP_PRIVATE).Return([]byte("test"), nil)
unix.EXPECT().Mlock(b).Return(nil)
unix.EXPECT().Munmap(make([]byte, 4)).Return(nil)
unix.EXPECT().Mprotect([]byte("test"), 3).Return(errors.New("error"))
if _, err := NewSecString(b); err == nil {
t.Error("NewBadMprotect: Expected non-nil error. Got nil.")
}
checkScrubbed("NewBadRand", b, t)
}