package server import ( "bytes" "fmt" "github.com/stretchr/testify/require" "heckel.io/ntfy/util" "os" "strings" "testing" ) var ( oneKilobyteArray = make([]byte, 1024) ) func TestFileCache_Write_Success(t *testing.T) { dir, c := newTestFileCache(t) size, err := c.Write("abc", strings.NewReader("normal file"), util.NewLimiter(999)) require.Nil(t, err) require.Equal(t, int64(11), size) require.Equal(t, "normal file", readFile(t, dir+"/abc")) require.Equal(t, int64(11), c.Size()) require.Equal(t, int64(10229), c.Remaining()) } func TestFileCache_Write_Remove_Success(t *testing.T) { dir, c := newTestFileCache(t) // max = 10k (10240), each = 1k (1024) for i := 0; i < 10; i++ { // 10x999 = 9990 size, err := c.Write(fmt.Sprintf("abc%d", i), bytes.NewReader(make([]byte, 999))) require.Nil(t, err) require.Equal(t, int64(999), size) } require.Equal(t, int64(9990), c.Size()) require.Equal(t, int64(250), c.Remaining()) require.FileExists(t, dir+"/abc1") require.FileExists(t, dir+"/abc5") require.Nil(t, c.Remove("abc1", "abc5")) require.NoFileExists(t, dir+"/abc1") require.NoFileExists(t, dir+"/abc5") require.Equal(t, int64(7992), c.Size()) require.Equal(t, int64(2248), c.Remaining()) } func TestFileCache_Write_FailedTotalSizeLimit(t *testing.T) { dir, c := newTestFileCache(t) for i := 0; i < 10; i++ { size, err := c.Write(fmt.Sprintf("abc%d", i), bytes.NewReader(oneKilobyteArray)) require.Nil(t, err) require.Equal(t, int64(1024), size) } _, err := c.Write("abc11", bytes.NewReader(oneKilobyteArray)) require.Equal(t, util.ErrLimitReached, err) require.NoFileExists(t, dir+"/abc11") } func TestFileCache_Write_FailedFileSizeLimit(t *testing.T) { dir, c := newTestFileCache(t) _, err := c.Write("abc", bytes.NewReader(make([]byte, 1025))) require.Equal(t, util.ErrLimitReached, err) require.NoFileExists(t, dir+"/abc") } func TestFileCache_Write_FailedAdditionalLimiter(t *testing.T) { dir, c := newTestFileCache(t) _, err := c.Write("abc", bytes.NewReader(make([]byte, 1001)), util.NewLimiter(1000)) require.Equal(t, util.ErrLimitReached, err) require.NoFileExists(t, dir+"/abc") } func newTestFileCache(t *testing.T) (dir string, cache *fileCache) { dir = t.TempDir() cache, err := newFileCache(dir, 10*1024, 1*1024) require.Nil(t, err) return dir, cache } func readFile(t *testing.T, f string) string { b, err := os.ReadFile(f) require.Nil(t, err) return string(b) }