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// Copyright 2023 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package cran
import (
"archive/tar"
"archive/zip"
"bytes"
"compress/gzip"
"fmt"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
const (
packageName = "gitea"
packageVersion = "1.0.1"
author = "KN4CK3R"
description = "Package Description"
projectURL = "https://gitea.io"
license = "GPL (>= 2)"
)
func createDescription(name, version string) *bytes.Buffer {
var buf bytes.Buffer
fmt.Fprintln(&buf, "Package:", name)
fmt.Fprintln(&buf, "Version:", version)
fmt.Fprintln(&buf, "Description:", "Package\n\n Description")
fmt.Fprintln(&buf, "URL:", projectURL)
fmt.Fprintln(&buf, "Imports: abc,\n123")
fmt.Fprintln(&buf, "NeedsCompilation: yes")
fmt.Fprintln(&buf, "License:", license)
fmt.Fprintln(&buf, "Author:", author)
return &buf
}
func TestParsePackage(t *testing.T) {
t.Run(".tar.gz", func(t *testing.T) {
createArchive := func(filename string, content []byte) *bytes.Reader {
var buf bytes.Buffer
gw := gzip.NewWriter(&buf)
tw := tar.NewWriter(gw)
hdr := &tar.Header{
Name: filename,
Mode: 0o600,
Size: int64(len(content)),
}
tw.WriteHeader(hdr)
tw.Write(content)
tw.Close()
gw.Close()
return bytes.NewReader(buf.Bytes())
}
t.Run("MissingDescriptionFile", func(t *testing.T) {
buf := createArchive(
"dummy.txt",
[]byte{},
)
p, err := ParsePackage(buf, buf.Size())
assert.Nil(t, p)
require.ErrorIs(t, err, ErrMissingDescriptionFile)
})
t.Run("Valid", func(t *testing.T) {
buf := createArchive(
"package/DESCRIPTION",
createDescription(packageName, packageVersion).Bytes(),
)
p, err := ParsePackage(buf, buf.Size())
assert.NotNil(t, p)
require.NoError(t, err)
assert.Equal(t, packageName, p.Name)
assert.Equal(t, packageVersion, p.Version)
})
})
t.Run(".zip", func(t *testing.T) {
createArchive := func(filename string, content []byte) *bytes.Reader {
var buf bytes.Buffer
archive := zip.NewWriter(&buf)
w, _ := archive.Create(filename)
w.Write(content)
archive.Close()
return bytes.NewReader(buf.Bytes())
}
t.Run("MissingDescriptionFile", func(t *testing.T) {
buf := createArchive(
"dummy.txt",
[]byte{},
)
p, err := ParsePackage(buf, buf.Size())
assert.Nil(t, p)
require.ErrorIs(t, err, ErrMissingDescriptionFile)
})
t.Run("Valid", func(t *testing.T) {
buf := createArchive(
"package/DESCRIPTION",
createDescription(packageName, packageVersion).Bytes(),
)
p, err := ParsePackage(buf, buf.Size())
assert.NotNil(t, p)
require.NoError(t, err)
assert.Equal(t, packageName, p.Name)
assert.Equal(t, packageVersion, p.Version)
})
})
}
func TestParseDescription(t *testing.T) {
t.Run("InvalidName", func(t *testing.T) {
for _, name := range []string{"123abc", "ab-cd", "ab cd", "ab/cd"} {
p, err := ParseDescription(createDescription(name, packageVersion))
assert.Nil(t, p)
require.ErrorIs(t, err, ErrInvalidName)
}
})
t.Run("InvalidVersion", func(t *testing.T) {
for _, version := range []string{"1", "1 0", "1.2.3.4.5", "1-2-3-4-5", "1.", "1.0.", "1-", "1-0-"} {
p, err := ParseDescription(createDescription(packageName, version))
assert.Nil(t, p)
require.ErrorIs(t, err, ErrInvalidVersion)
}
})
t.Run("Valid", func(t *testing.T) {
p, err := ParseDescription(createDescription(packageName, packageVersion))
require.NoError(t, err)
assert.NotNil(t, p)
assert.Equal(t, packageName, p.Name)
assert.Equal(t, packageVersion, p.Version)
assert.Equal(t, description, p.Metadata.Description)
assert.ElementsMatch(t, []string{projectURL}, p.Metadata.ProjectURL)
assert.ElementsMatch(t, []string{author}, p.Metadata.Authors)
assert.Equal(t, license, p.Metadata.License)
assert.ElementsMatch(t, []string{"abc", "123"}, p.Metadata.Imports)
assert.True(t, p.Metadata.NeedsCompilation)
})
}
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