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103 lines
2.8 KiB
Go
103 lines
2.8 KiB
Go
// Copyright 2025 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package assetfs
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import (
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"bytes"
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"io/fs"
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"net/http"
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"os"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestEmbed(t *testing.T) {
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tmpDir := t.TempDir()
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tmpDataDir := tmpDir + "/data"
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_ = os.MkdirAll(tmpDataDir+"/foo/bar", 0o755)
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_ = os.WriteFile(tmpDataDir+"/a.txt", []byte("a"), 0o644)
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_ = os.WriteFile(tmpDataDir+"/foo/bar/b.txt", bytes.Repeat([]byte("a"), 1000), 0o644)
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_ = os.WriteFile(tmpDataDir+"/foo/c.txt", []byte("c"), 0o644)
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require.NoError(t, GenerateEmbedBindata(tmpDataDir, tmpDir+"/out.dat"))
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data, err := os.ReadFile(tmpDir + "/out.dat")
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require.NoError(t, err)
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efs := NewEmbeddedFS(data)
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// test a non-existing file
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_, err = fs.ReadFile(efs, "not exist")
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assert.ErrorIs(t, err, fs.ErrNotExist)
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// test a normal file (no compression)
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content, err := fs.ReadFile(efs, "a.txt")
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require.NoError(t, err)
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assert.Equal(t, "a", string(content))
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fi, err := fs.Stat(efs, "a.txt")
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require.NoError(t, err)
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fiEmbedded, ok := fi.(EmbeddedFileInfo)
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require.True(t, ok)
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_, ok = fiEmbedded.GetGzipContent()
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assert.False(t, ok)
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// test a compressed file
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content, err = fs.ReadFile(efs, "foo/bar/b.txt")
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require.NoError(t, err)
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assert.Equal(t, bytes.Repeat([]byte("a"), 1000), content)
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fi, err = fs.Stat(efs, "foo/bar/b.txt")
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require.NoError(t, err)
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assert.False(t, fi.Mode().IsDir())
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assert.True(t, fi.Mode().IsRegular())
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fiEmbedded, ok = fi.(EmbeddedFileInfo)
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require.True(t, ok)
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gzipContent, ok := fiEmbedded.GetGzipContent()
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assert.True(t, ok)
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assert.Greater(t, len(gzipContent), 1)
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assert.Less(t, len(gzipContent), 1000)
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// test list root directory
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entries, err := fs.ReadDir(efs, ".")
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require.NoError(t, err)
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assert.Len(t, entries, 2)
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assert.Equal(t, "a.txt", entries[0].Name())
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assert.False(t, entries[0].IsDir())
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// test list subdirectory
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entries, err = fs.ReadDir(efs, "foo")
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require.NoError(t, err)
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require.Len(t, entries, 2)
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assert.Equal(t, "bar", entries[0].Name())
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assert.True(t, entries[0].IsDir())
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assert.Equal(t, "c.txt", entries[1].Name())
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assert.False(t, entries[1].IsDir())
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// test directory mode
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fi, err = fs.Stat(efs, "foo")
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require.NoError(t, err)
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assert.True(t, fi.IsDir())
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assert.True(t, fi.Mode().IsDir())
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assert.False(t, fi.Mode().IsRegular())
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// test httpfs
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hfs := http.FS(efs)
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hf, err := hfs.Open("foo/bar/b.txt")
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require.NoError(t, err)
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hi, err := hf.Stat()
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require.NoError(t, err)
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fiEmbedded, ok = hi.(EmbeddedFileInfo)
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require.True(t, ok)
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gzipContent, ok = fiEmbedded.GetGzipContent()
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assert.True(t, ok)
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assert.Greater(t, len(gzipContent), 1)
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assert.Less(t, len(gzipContent), 1000)
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// test httpfs directory listing
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hf, err = hfs.Open("foo")
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require.NoError(t, err)
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dirs, err := hf.Readdir(1)
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require.NoError(t, err)
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assert.Len(t, dirs, 1)
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}
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