Files
forge/modules/assetfs/embed_test.go
zeekayandHanzo Dev aa87442fdd Record upstream authorship centrally in NOTICE instead of in every file header
Source files keep their SPDX-License-Identifier and Hanzo copyright line; the
Gitea, Gogs and LFS Test Server copyrights they used to repeat now live once in
NOTICE, alongside LICENSE. The header lint accepts any copyright line above the
SPDX line, so it no longer demands an upstream one.

Co-authored-by: Hanzo Dev <[email protected]>
2026-09-10 17:50:35 -07:00

99 lines
2.7 KiB
Go

// Copyright 2026 Hanzo AI, Inc. All rights reserved.
// SPDX-License-Identifier: MIT
package assetfs
import (
"bytes"
"io/fs"
"net/http"
"os"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestEmbed(t *testing.T) {
tmpDir := t.TempDir()
tmpDataDir := tmpDir + "/data"
_ = os.MkdirAll(tmpDataDir+"/foo/bar", 0o755)
_ = os.WriteFile(tmpDataDir+"/a.txt", []byte("a"), 0o644)
_ = os.WriteFile(tmpDataDir+"/foo/bar/b.txt", bytes.Repeat([]byte("a"), 1000), 0o644)
_ = os.WriteFile(tmpDataDir+"/foo/c.txt", []byte("c"), 0o644)
require.NoError(t, GenerateEmbedBindata(tmpDataDir, tmpDir+"/out.dat"))
data, err := os.ReadFile(tmpDir + "/out.dat")
require.NoError(t, err)
efs := NewEmbeddedFS(data)
// test a non-existing file
_, err = fs.ReadFile(efs, "not exist")
assert.ErrorIs(t, err, fs.ErrNotExist)
// test a normal file (no compression)
content, err := fs.ReadFile(efs, "a.txt")
require.NoError(t, err)
assert.Equal(t, "a", string(content))
fi, err := fs.Stat(efs, "a.txt")
require.NoError(t, err)
_, ok := fi.(EmbeddedFileInfo).GetGzipContent()
assert.False(t, ok)
// test a compressed file
content, err = fs.ReadFile(efs, "foo/bar/b.txt")
require.NoError(t, err)
assert.Equal(t, bytes.Repeat([]byte("a"), 1000), content)
fi, err = fs.Stat(efs, "foo/bar/b.txt")
require.NoError(t, err)
assert.False(t, fi.Mode().IsDir())
assert.True(t, fi.Mode().IsRegular())
gzipContent, ok := fi.(EmbeddedFileInfo).GetGzipContent()
assert.True(t, ok)
assert.Greater(t, len(gzipContent), 1)
assert.Less(t, len(gzipContent), 1000)
// test list root directory
entries, err := fs.ReadDir(efs, ".")
require.NoError(t, err)
assert.Len(t, entries, 2)
assert.Equal(t, "a.txt", entries[0].Name())
assert.False(t, entries[0].IsDir())
// test list subdirectory
entries, err = fs.ReadDir(efs, "foo")
require.NoError(t, err)
require.Len(t, entries, 2)
assert.Equal(t, "bar", entries[0].Name())
assert.True(t, entries[0].IsDir())
assert.Equal(t, "c.txt", entries[1].Name())
assert.False(t, entries[1].IsDir())
// test directory mode
fi, err = fs.Stat(efs, "foo")
require.NoError(t, err)
assert.True(t, fi.IsDir())
assert.True(t, fi.Mode().IsDir())
assert.False(t, fi.Mode().IsRegular())
// test httpfs
hfs := http.FS(efs)
hf, err := hfs.Open("foo/bar/b.txt")
require.NoError(t, err)
hi, err := hf.Stat()
require.NoError(t, err)
fiEmbedded, ok := hi.(EmbeddedFileInfo)
require.True(t, ok)
gzipContent, ok = fiEmbedded.GetGzipContent()
assert.True(t, ok)
assert.Greater(t, len(gzipContent), 1)
assert.Less(t, len(gzipContent), 1000)
// test httpfs directory listing
hf, err = hfs.Open("foo")
require.NoError(t, err)
dirs, err := hf.Readdir(1)
require.NoError(t, err)
assert.Len(t, dirs, 1)
}