ref: 03369f29f16970b672eda02a2b3724800a561f3d
dir: /config/config_test.go/
package config
import (
"os"
"os/exec"
"path/filepath"
"strings"
"testing"
)
func setupTestRepo(t *testing.T) (string, func()) {
t.Helper()
tempDir, err := os.MkdirTemp("", "furgit-config-test-*")
if err != nil {
t.Fatalf("failed to create temp dir: %v", err)
}
cleanup := func() {
_ = os.RemoveAll(tempDir)
}
cmd := exec.Command("git", "init", "--object-format=sha256", "--bare", tempDir)
cmd.Env = append(os.Environ(), "GIT_CONFIG_GLOBAL=/dev/null", "GIT_CONFIG_SYSTEM=/dev/null")
if output, err := cmd.CombinedOutput(); err != nil {
cleanup()
t.Fatalf("failed to init git repo: %v\n%s", err, output)
}
return tempDir, cleanup
}
func gitConfig(t *testing.T, dir string, args ...string) {
t.Helper()
fullArgs := append([]string{"config"}, args...)
cmd := exec.Command("git", fullArgs...)
cmd.Dir = dir
cmd.Env = append(os.Environ(), "GIT_CONFIG_GLOBAL=/dev/null", "GIT_CONFIG_SYSTEM=/dev/null")
if output, err := cmd.CombinedOutput(); err != nil {
t.Fatalf("git config %v failed: %v\n%s", args, err, output)
}
}
func gitConfigGet(t *testing.T, dir, key string) string {
t.Helper()
cmd := exec.Command("git", "config", "--get", key)
cmd.Dir = dir
cmd.Env = append(os.Environ(), "GIT_CONFIG_GLOBAL=/dev/null", "GIT_CONFIG_SYSTEM=/dev/null")
output, err := cmd.CombinedOutput()
if err != nil {
return ""
}
return strings.TrimSpace(string(output))
}
func TestConfigAgainstGit(t *testing.T) {
repoPath, cleanup := setupTestRepo(t)
defer cleanup()
gitConfig(t, repoPath, "core.bare", "true")
gitConfig(t, repoPath, "core.filemode", "false")
gitConfig(t, repoPath, "user.name", "John Doe")
gitConfig(t, repoPath, "user.email", "john@example.com")
cfgFile, err := os.Open(filepath.Join(repoPath, "config"))
if err != nil {
t.Fatalf("failed to open config: %v", err)
}
defer func() { _ = cfgFile.Close() }()
cfg, err := ParseConfig(cfgFile)
if err != nil {
t.Fatalf("ParseConfig failed: %v", err)
}
if got := cfg.Get("core", "", "bare"); got != "true" {
t.Errorf("core.bare: got %q, want %q", got, "true")
}
if got := cfg.Get("core", "", "filemode"); got != "false" {
t.Errorf("core.filemode: got %q, want %q", got, "false")
}
if got := cfg.Get("user", "", "name"); got != "John Doe" {
t.Errorf("user.name: got %q, want %q", got, "John Doe")
}
if got := cfg.Get("user", "", "email"); got != "john@example.com" {
t.Errorf("user.email: got %q, want %q", got, "john@example.com")
}
}
func TestConfigSubsectionAgainstGit(t *testing.T) {
repoPath, cleanup := setupTestRepo(t)
defer cleanup()
gitConfig(t, repoPath, "remote.origin.url", "https://example.com/repo.git")
gitConfig(t, repoPath, "remote.origin.fetch", "+refs/heads/*:refs/remotes/origin/*")
cfgFile, err := os.Open(filepath.Join(repoPath, "config"))
if err != nil {
t.Fatalf("failed to open config: %v", err)
}
defer func() { _ = cfgFile.Close() }()
cfg, err := ParseConfig(cfgFile)
if err != nil {
t.Fatalf("ParseConfig failed: %v", err)
}
if got := cfg.Get("remote", "origin", "url"); got != "https://example.com/repo.git" {
t.Errorf("remote.origin.url: got %q, want %q", got, "https://example.com/repo.git")
}
if got := cfg.Get("remote", "origin", "fetch"); got != "+refs/heads/*:refs/remotes/origin/*" {
t.Errorf("remote.origin.fetch: got %q, want %q", got, "+refs/heads/*:refs/remotes/origin/*")
}
}
func TestConfigMultiValueAgainstGit(t *testing.T) {
repoPath, cleanup := setupTestRepo(t)
defer cleanup()
gitConfig(t, repoPath, "--add", "remote.origin.fetch", "+refs/heads/main:refs/remotes/origin/main")
gitConfig(t, repoPath, "--add", "remote.origin.fetch", "+refs/heads/dev:refs/remotes/origin/dev")
gitConfig(t, repoPath, "--add", "remote.origin.fetch", "+refs/tags/*:refs/tags/*")
cfgFile, err := os.Open(filepath.Join(repoPath, "config"))
if err != nil {
t.Fatalf("failed to open config: %v", err)
}
defer func() { _ = cfgFile.Close() }()
cfg, err := ParseConfig(cfgFile)
if err != nil {
t.Fatalf("ParseConfig failed: %v", err)
}
fetches := cfg.GetAll("remote", "origin", "fetch")
if len(fetches) != 3 {
t.Fatalf("expected 3 fetch values, got %d", len(fetches))
}
expected := []string{
"+refs/heads/main:refs/remotes/origin/main",
"+refs/heads/dev:refs/remotes/origin/dev",
"+refs/tags/*:refs/tags/*",
}
for i, want := range expected {
if fetches[i] != want {
t.Errorf("fetch[%d]: got %q, want %q", i, fetches[i], want)
}
}
}
func TestConfigCaseInsensitiveAgainstGit(t *testing.T) {
repoPath, cleanup := setupTestRepo(t)
defer cleanup()
gitConfig(t, repoPath, "Core.Bare", "true")
gitConfig(t, repoPath, "CORE.FileMode", "false")
gitVerifyBare := gitConfigGet(t, repoPath, "core.bare")
gitVerifyFilemode := gitConfigGet(t, repoPath, "core.filemode")
cfgFile, err := os.Open(filepath.Join(repoPath, "config"))
if err != nil {
t.Fatalf("failed to open config: %v", err)
}
defer func() { _ = cfgFile.Close() }()
cfg, err := ParseConfig(cfgFile)
if err != nil {
t.Fatalf("ParseConfig failed: %v", err)
}
if got := cfg.Get("core", "", "bare"); got != gitVerifyBare {
t.Errorf("core.bare: got %q, want %q (from git)", got, gitVerifyBare)
}
if got := cfg.Get("CORE", "", "BARE"); got != gitVerifyBare {
t.Errorf("CORE.BARE: got %q, want %q (from git)", got, gitVerifyBare)
}
if got := cfg.Get("core", "", "filemode"); got != gitVerifyFilemode {
t.Errorf("core.filemode: got %q, want %q (from git)", got, gitVerifyFilemode)
}
}
func TestConfigBooleanAgainstGit(t *testing.T) {
repoPath, cleanup := setupTestRepo(t)
defer cleanup()
gitConfig(t, repoPath, "test.flag1", "true")
gitConfig(t, repoPath, "test.flag2", "false")
gitConfig(t, repoPath, "test.flag3", "yes")
gitConfig(t, repoPath, "test.flag4", "no")
cfgFile, err := os.Open(filepath.Join(repoPath, "config"))
if err != nil {
t.Fatalf("failed to open config: %v", err)
}
defer func() { _ = cfgFile.Close() }()
cfg, err := ParseConfig(cfgFile)
if err != nil {
t.Fatalf("ParseConfig failed: %v", err)
}
tests := []struct {
key string
want string
}{
{"flag1", gitConfigGet(t, repoPath, "test.flag1")},
{"flag2", gitConfigGet(t, repoPath, "test.flag2")},
{"flag3", gitConfigGet(t, repoPath, "test.flag3")},
{"flag4", gitConfigGet(t, repoPath, "test.flag4")},
}
for _, tt := range tests {
if got := cfg.Get("test", "", tt.key); got != tt.want {
t.Errorf("test.%s: got %q, want %q (from git)", tt.key, got, tt.want)
}
}
}
func TestConfigComplexValuesAgainstGit(t *testing.T) {
repoPath, cleanup := setupTestRepo(t)
defer cleanup()
gitConfig(t, repoPath, "test.spaced", "value with spaces")
gitConfig(t, repoPath, "test.special", "value=with=equals")
gitConfig(t, repoPath, "test.path", "/path/to/something")
gitConfig(t, repoPath, "test.number", "12345")
cfgFile, err := os.Open(filepath.Join(repoPath, "config"))
if err != nil {
t.Fatalf("failed to open config: %v", err)
}
defer func() { _ = cfgFile.Close() }()
cfg, err := ParseConfig(cfgFile)
if err != nil {
t.Fatalf("ParseConfig failed: %v", err)
}
tests := []string{"spaced", "special", "path", "number"}
for _, key := range tests {
want := gitConfigGet(t, repoPath, "test."+key)
if got := cfg.Get("test", "", key); got != want {
t.Errorf("test.%s: got %q, want %q (from git)", key, got, want)
}
}
}
func TestConfigEntriesAgainstGit(t *testing.T) {
repoPath, cleanup := setupTestRepo(t)
defer cleanup()
gitConfig(t, repoPath, "core.bare", "true")
gitConfig(t, repoPath, "core.filemode", "false")
gitConfig(t, repoPath, "user.name", "Test User")
cfgFile, err := os.Open(filepath.Join(repoPath, "config"))
if err != nil {
t.Fatalf("failed to open config: %v", err)
}
defer func() { _ = cfgFile.Close() }()
cfg, err := ParseConfig(cfgFile)
if err != nil {
t.Fatalf("ParseConfig failed: %v", err)
}
entries := cfg.Entries()
if len(entries) < 3 {
t.Errorf("expected at least 3 entries, got %d", len(entries))
}
found := make(map[string]bool)
for _, entry := range entries {
key := entry.Section + "." + entry.Key
if entry.Subsection != "" {
key = entry.Section + "." + entry.Subsection + "." + entry.Key
}
found[key] = true
gitValue := gitConfigGet(t, repoPath, key)
if entry.Value != gitValue {
t.Errorf("entry %s: got value %q, git has %q", key, entry.Value, gitValue)
}
}
}
func TestConfigErrorCases(t *testing.T) {
tests := []struct {
name string
config string
}{
{
name: "key before section",
config: "bare = true",
},
{
name: "invalid section character",
config: "[core/invalid]",
},
{
name: "unterminated section",
config: "[core",
},
{
name: "unterminated quote",
config: "[core]\n\tbare = \"true",
},
{
name: "invalid escape",
config: "[core]\n\tvalue = \"test\\x\"",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
r := strings.NewReader(tt.config)
_, err := ParseConfig(r)
if err == nil {
t.Errorf("expected error for %s", tt.name)
}
})
}
}