Add unit tests

This commit is contained in:
JY Tan
2025-12-18 17:50:04 -08:00
parent a3a926b970
commit 549c504585
5 changed files with 1144 additions and 0 deletions

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package config
import (
"os"
"path/filepath"
"testing"
)
func TestValidateDomainPattern(t *testing.T) {
tests := []struct {
name string
pattern string
wantErr bool
}{
// Valid patterns
{"valid domain", "example.com", false},
{"valid subdomain", "api.example.com", false},
{"valid wildcard", "*.example.com", false},
{"valid wildcard subdomain", "*.api.example.com", false},
{"localhost", "localhost", false},
// Invalid patterns
{"protocol included", "https://example.com", true},
{"path included", "example.com/path", true},
{"port included", "example.com:443", true},
{"wildcard too broad", "*.com", true},
{"invalid wildcard position", "example.*.com", true},
{"trailing wildcard", "example.com.*", true},
{"leading dot", ".example.com", true},
{"trailing dot", "example.com.", true},
{"no TLD", "example", true},
{"empty wildcard domain part", "*.", true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
err := validateDomainPattern(tt.pattern)
if (err != nil) != tt.wantErr {
t.Errorf("validateDomainPattern(%q) error = %v, wantErr %v", tt.pattern, err, tt.wantErr)
}
})
}
}
func TestMatchesDomain(t *testing.T) {
tests := []struct {
name string
hostname string
pattern string
want bool
}{
// Exact matches
{"exact match", "example.com", "example.com", true},
{"exact match case insensitive", "Example.COM", "example.com", true},
{"exact no match", "other.com", "example.com", false},
// Wildcard matches
{"wildcard match subdomain", "api.example.com", "*.example.com", true},
{"wildcard match deep subdomain", "deep.api.example.com", "*.example.com", true},
{"wildcard no match base domain", "example.com", "*.example.com", false},
{"wildcard no match different domain", "api.other.com", "*.example.com", false},
{"wildcard case insensitive", "API.Example.COM", "*.example.com", true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got := MatchesDomain(tt.hostname, tt.pattern)
if got != tt.want {
t.Errorf("MatchesDomain(%q, %q) = %v, want %v", tt.hostname, tt.pattern, got, tt.want)
}
})
}
}
func TestConfigValidate(t *testing.T) {
tests := []struct {
name string
config Config
wantErr bool
}{
{
name: "valid empty config",
config: Config{},
wantErr: false,
},
{
name: "valid config with domains",
config: Config{
Network: NetworkConfig{
AllowedDomains: []string{"example.com", "*.github.com"},
DeniedDomains: []string{"blocked.com"},
},
},
wantErr: false,
},
{
name: "invalid allowed domain",
config: Config{
Network: NetworkConfig{
AllowedDomains: []string{"https://example.com"},
},
},
wantErr: true,
},
{
name: "invalid denied domain",
config: Config{
Network: NetworkConfig{
DeniedDomains: []string{"*.com"},
},
},
wantErr: true,
},
{
name: "empty denyRead path",
config: Config{
Filesystem: FilesystemConfig{
DenyRead: []string{""},
},
},
wantErr: true,
},
{
name: "empty allowWrite path",
config: Config{
Filesystem: FilesystemConfig{
AllowWrite: []string{""},
},
},
wantErr: true,
},
{
name: "empty denyWrite path",
config: Config{
Filesystem: FilesystemConfig{
DenyWrite: []string{""},
},
},
wantErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
err := tt.config.Validate()
if (err != nil) != tt.wantErr {
t.Errorf("Config.Validate() error = %v, wantErr %v", err, tt.wantErr)
}
})
}
}
func TestDefault(t *testing.T) {
cfg := Default()
if cfg == nil {
t.Fatal("Default() returned nil")
}
if cfg.Network.AllowedDomains == nil {
t.Error("AllowedDomains should not be nil")
}
if cfg.Network.DeniedDomains == nil {
t.Error("DeniedDomains should not be nil")
}
if cfg.Filesystem.DenyRead == nil {
t.Error("DenyRead should not be nil")
}
if cfg.Filesystem.AllowWrite == nil {
t.Error("AllowWrite should not be nil")
}
if cfg.Filesystem.DenyWrite == nil {
t.Error("DenyWrite should not be nil")
}
}
func TestLoad(t *testing.T) {
// Create temp directory for test files
tmpDir := t.TempDir()
tests := []struct {
name string
content string
setup func(string) string // returns path
wantNil bool
wantErr bool
checkConfig func(*testing.T, *Config)
}{
{
name: "nonexistent file",
setup: func(dir string) string { return filepath.Join(dir, "nonexistent.json") },
wantNil: true,
wantErr: false,
},
{
name: "empty file",
content: "",
setup: func(dir string) string {
path := filepath.Join(dir, "empty.json")
_ = os.WriteFile(path, []byte(""), 0o644)
return path
},
wantNil: true,
wantErr: false,
},
{
name: "whitespace only file",
content: " \n\t ",
setup: func(dir string) string {
path := filepath.Join(dir, "whitespace.json")
_ = os.WriteFile(path, []byte(" \n\t "), 0o644)
return path
},
wantNil: true,
wantErr: false,
},
{
name: "valid config",
setup: func(dir string) string {
path := filepath.Join(dir, "valid.json")
content := `{"network":{"allowedDomains":["example.com"]}}`
_ = os.WriteFile(path, []byte(content), 0o644)
return path
},
wantNil: false,
wantErr: false,
checkConfig: func(t *testing.T, cfg *Config) {
if len(cfg.Network.AllowedDomains) != 1 {
t.Errorf("expected 1 allowed domain, got %d", len(cfg.Network.AllowedDomains))
}
if cfg.Network.AllowedDomains[0] != "example.com" {
t.Errorf("expected example.com, got %s", cfg.Network.AllowedDomains[0])
}
},
},
{
name: "invalid JSON",
setup: func(dir string) string {
path := filepath.Join(dir, "invalid.json")
_ = os.WriteFile(path, []byte("{invalid json}"), 0o644)
return path
},
wantNil: false,
wantErr: true,
},
{
name: "invalid domain in config",
setup: func(dir string) string {
path := filepath.Join(dir, "invalid_domain.json")
content := `{"network":{"allowedDomains":["*.com"]}}`
_ = os.WriteFile(path, []byte(content), 0o644)
return path
},
wantNil: false,
wantErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
path := tt.setup(tmpDir)
cfg, err := Load(path)
if (err != nil) != tt.wantErr {
t.Errorf("Load() error = %v, wantErr %v", err, tt.wantErr)
return
}
if tt.wantNil && cfg != nil {
t.Error("Load() expected nil config")
return
}
if !tt.wantNil && !tt.wantErr && cfg == nil {
t.Error("Load() returned nil config unexpectedly")
return
}
if tt.checkConfig != nil && cfg != nil {
tt.checkConfig(t, cfg)
}
})
}
}
func TestDefaultConfigPath(t *testing.T) {
path := DefaultConfigPath()
if path == "" {
t.Error("DefaultConfigPath() returned empty string")
}
// Should end with .fence.json
if filepath.Base(path) != ".fence.json" {
t.Errorf("DefaultConfigPath() = %q, expected to end with .fence.json", path)
}
}

273
internal/proxy/http_test.go Normal file
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package proxy
import (
"net/http"
"net/url"
"testing"
"github.com/Use-Tusk/fence/internal/config"
)
func TestTruncateURL(t *testing.T) {
tests := []struct {
name string
url string
maxLen int
want string
}{
{"short url", "https://example.com", 50, "https://example.com"},
{"exact length", "https://example.com", 19, "https://example.com"},
{"needs truncation", "https://example.com/very/long/path/to/resource", 30, "https://example.com/very/lo..."},
{"empty url", "", 50, ""},
{"very short max", "https://example.com", 10, "https:/..."},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got := truncateURL(tt.url, tt.maxLen)
if got != tt.want {
t.Errorf("truncateURL(%q, %d) = %q, want %q", tt.url, tt.maxLen, got, tt.want)
}
})
}
}
func TestGetHostFromRequest(t *testing.T) {
tests := []struct {
name string
host string
urlStr string
wantHost string
}{
{
name: "host header only",
host: "example.com",
urlStr: "/path",
wantHost: "example.com",
},
{
name: "host header with port",
host: "example.com:8080",
urlStr: "/path",
wantHost: "example.com",
},
{
name: "full URL overrides host",
host: "other.com",
urlStr: "http://example.com/path",
wantHost: "example.com",
},
{
name: "url with port",
host: "other.com",
urlStr: "http://example.com:9000/path",
wantHost: "example.com",
},
{
name: "ipv6 host",
host: "[::1]:8080",
urlStr: "/path",
wantHost: "[::1]",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
parsedURL, _ := url.Parse(tt.urlStr)
req := &http.Request{
Host: tt.host,
URL: parsedURL,
}
got := GetHostFromRequest(req)
if got != tt.wantHost {
t.Errorf("GetHostFromRequest() = %q, want %q", got, tt.wantHost)
}
})
}
}
func TestCreateDomainFilter(t *testing.T) {
tests := []struct {
name string
cfg *config.Config
host string
port int
allowed bool
}{
{
name: "nil config denies all",
cfg: nil,
host: "example.com",
port: 443,
allowed: false,
},
{
name: "allowed domain",
cfg: &config.Config{
Network: config.NetworkConfig{
AllowedDomains: []string{"example.com"},
},
},
host: "example.com",
port: 443,
allowed: true,
},
{
name: "denied domain takes precedence",
cfg: &config.Config{
Network: config.NetworkConfig{
AllowedDomains: []string{"example.com"},
DeniedDomains: []string{"example.com"},
},
},
host: "example.com",
port: 443,
allowed: false,
},
{
name: "wildcard allowed",
cfg: &config.Config{
Network: config.NetworkConfig{
AllowedDomains: []string{"*.example.com"},
},
},
host: "api.example.com",
port: 443,
allowed: true,
},
{
name: "wildcard denied",
cfg: &config.Config{
Network: config.NetworkConfig{
AllowedDomains: []string{"*.example.com"},
DeniedDomains: []string{"*.blocked.example.com"},
},
},
host: "api.blocked.example.com",
port: 443,
allowed: false,
},
{
name: "unmatched domain denied",
cfg: &config.Config{
Network: config.NetworkConfig{
AllowedDomains: []string{"example.com"},
},
},
host: "other.com",
port: 443,
allowed: false,
},
{
name: "empty allowed list denies all",
cfg: &config.Config{
Network: config.NetworkConfig{
AllowedDomains: []string{},
},
},
host: "example.com",
port: 443,
allowed: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
filter := CreateDomainFilter(tt.cfg, false)
got := filter(tt.host, tt.port)
if got != tt.allowed {
t.Errorf("CreateDomainFilter() filter(%q, %d) = %v, want %v", tt.host, tt.port, got, tt.allowed)
}
})
}
}
func TestCreateDomainFilterCaseInsensitive(t *testing.T) {
cfg := &config.Config{
Network: config.NetworkConfig{
AllowedDomains: []string{"Example.COM"},
},
}
filter := CreateDomainFilter(cfg, false)
tests := []struct {
host string
allowed bool
}{
{"example.com", true},
{"EXAMPLE.COM", true},
{"Example.Com", true},
}
for _, tt := range tests {
t.Run(tt.host, func(t *testing.T) {
got := filter(tt.host, 443)
if got != tt.allowed {
t.Errorf("filter(%q) = %v, want %v", tt.host, got, tt.allowed)
}
})
}
}
func TestNewHTTPProxy(t *testing.T) {
filter := func(host string, port int) bool { return true }
tests := []struct {
name string
debug bool
monitor bool
}{
{"default", false, false},
{"debug mode", true, false},
{"monitor mode", false, true},
{"both modes", true, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
proxy := NewHTTPProxy(filter, tt.debug, tt.monitor)
if proxy == nil {
t.Error("NewHTTPProxy() returned nil")
}
if proxy.debug != tt.debug {
t.Errorf("debug = %v, want %v", proxy.debug, tt.debug)
}
if proxy.monitor != tt.monitor {
t.Errorf("monitor = %v, want %v", proxy.monitor, tt.monitor)
}
})
}
}
func TestHTTPProxyStartStop(t *testing.T) {
filter := func(host string, port int) bool { return true }
proxy := NewHTTPProxy(filter, false, false)
port, err := proxy.Start()
if err != nil {
t.Fatalf("Start() error = %v", err)
}
if port <= 0 {
t.Errorf("Start() returned invalid port: %d", port)
}
if proxy.Port() != port {
t.Errorf("Port() = %d, want %d", proxy.Port(), port)
}
if err := proxy.Stop(); err != nil {
t.Errorf("Stop() error = %v", err)
}
}
func TestHTTPProxyPortBeforeStart(t *testing.T) {
filter := func(host string, port int) bool { return true }
proxy := NewHTTPProxy(filter, false, false)
if proxy.Port() != 0 {
t.Errorf("Port() before Start() = %d, want 0", proxy.Port())
}
}

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package proxy
import (
"context"
"net"
"testing"
"github.com/things-go/go-socks5"
"github.com/things-go/go-socks5/statute"
)
func TestFenceRuleSetAllow(t *testing.T) {
tests := []struct {
name string
fqdn string
ip net.IP
port int
allowed bool
}{
{
name: "allow by FQDN",
fqdn: "allowed.com",
port: 443,
allowed: true,
},
{
name: "deny by FQDN",
fqdn: "blocked.com",
port: 443,
allowed: false,
},
{
name: "fallback to IP when FQDN empty",
fqdn: "",
ip: net.ParseIP("1.2.3.4"),
port: 80,
allowed: false,
},
{
name: "allow with IP fallback",
fqdn: "",
ip: net.ParseIP("127.0.0.1"),
port: 8080,
allowed: true,
},
}
filter := func(host string, port int) bool {
return host == "allowed.com" || host == "127.0.0.1"
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
rs := &fenceRuleSet{filter: filter, debug: false, monitor: false}
req := &socks5.Request{
DestAddr: &statute.AddrSpec{
FQDN: tt.fqdn,
IP: tt.ip,
Port: tt.port,
},
}
_, allowed := rs.Allow(context.Background(), req)
if allowed != tt.allowed {
t.Errorf("Allow() = %v, want %v", allowed, tt.allowed)
}
})
}
}
func TestNewSOCKSProxy(t *testing.T) {
filter := func(host string, port int) bool { return true }
tests := []struct {
name string
debug bool
monitor bool
}{
{"default", false, false},
{"debug mode", true, false},
{"monitor mode", false, true},
{"both modes", true, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
proxy := NewSOCKSProxy(filter, tt.debug, tt.monitor)
if proxy == nil {
t.Error("NewSOCKSProxy() returned nil")
}
if proxy.debug != tt.debug {
t.Errorf("debug = %v, want %v", proxy.debug, tt.debug)
}
if proxy.monitor != tt.monitor {
t.Errorf("monitor = %v, want %v", proxy.monitor, tt.monitor)
}
})
}
}
func TestSOCKSProxyStartStop(t *testing.T) {
filter := func(host string, port int) bool { return true }
proxy := NewSOCKSProxy(filter, false, false)
port, err := proxy.Start()
if err != nil {
t.Fatalf("Start() error = %v", err)
}
if port <= 0 {
t.Errorf("Start() returned invalid port: %d", port)
}
if proxy.Port() != port {
t.Errorf("Port() = %d, want %d", proxy.Port(), port)
}
if err := proxy.Stop(); err != nil {
t.Errorf("Stop() error = %v", err)
}
}
func TestSOCKSProxyPortBeforeStart(t *testing.T) {
filter := func(host string, port int) bool { return true }
proxy := NewSOCKSProxy(filter, false, false)
if proxy.Port() != 0 {
t.Errorf("Port() before Start() = %d, want 0", proxy.Port())
}
}

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package sandbox
import (
"path/filepath"
"slices"
"strings"
"testing"
)
func TestGetDefaultWritePaths(t *testing.T) {
paths := GetDefaultWritePaths()
if len(paths) == 0 {
t.Error("GetDefaultWritePaths() returned empty slice")
}
essentialPaths := []string{"/dev/stdout", "/dev/stderr", "/dev/null", "/tmp/fence"}
for _, essential := range essentialPaths {
found := slices.Contains(paths, essential)
if !found {
t.Errorf("GetDefaultWritePaths() missing essential path %q", essential)
}
}
}
func TestGetMandatoryDenyPatterns(t *testing.T) {
cwd := "/home/user/project"
tests := []struct {
name string
cwd string
allowGitConfig bool
shouldContain []string
shouldNotContain []string
}{
{
name: "with git config denied",
cwd: cwd,
allowGitConfig: false,
shouldContain: []string{
filepath.Join(cwd, ".gitconfig"),
filepath.Join(cwd, ".bashrc"),
filepath.Join(cwd, ".zshrc"),
filepath.Join(cwd, ".git/hooks"),
filepath.Join(cwd, ".git/config"),
"**/.gitconfig",
"**/.bashrc",
"**/.git/hooks/**",
"**/.git/config",
},
},
{
name: "with git config allowed",
cwd: cwd,
allowGitConfig: true,
shouldContain: []string{
filepath.Join(cwd, ".gitconfig"),
filepath.Join(cwd, ".git/hooks"),
"**/.git/hooks/**",
},
shouldNotContain: []string{
filepath.Join(cwd, ".git/config"),
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
patterns := GetMandatoryDenyPatterns(tt.cwd, tt.allowGitConfig)
for _, expected := range tt.shouldContain {
found := slices.Contains(patterns, expected)
if !found {
t.Errorf("GetMandatoryDenyPatterns() missing pattern %q", expected)
}
}
for _, notExpected := range tt.shouldNotContain {
found := slices.Contains(patterns, notExpected)
if found {
t.Errorf("GetMandatoryDenyPatterns() should not contain %q when allowGitConfig=%v", notExpected, tt.allowGitConfig)
}
}
})
}
}
func TestGetMandatoryDenyPatternsContainsDangerousFiles(t *testing.T) {
cwd := "/test/project"
patterns := GetMandatoryDenyPatterns(cwd, false)
// Each dangerous file should appear both as a cwd-relative path and as a glob pattern
for _, file := range DangerousFiles {
cwdPath := filepath.Join(cwd, file)
globPattern := "**/" + file
foundCwd := false
foundGlob := false
for _, p := range patterns {
if p == cwdPath {
foundCwd = true
}
if p == globPattern {
foundGlob = true
}
}
if !foundCwd {
t.Errorf("Missing cwd-relative pattern for dangerous file %q", file)
}
if !foundGlob {
t.Errorf("Missing glob pattern for dangerous file %q", file)
}
}
}
func TestGetMandatoryDenyPatternsContainsDangerousDirectories(t *testing.T) {
cwd := "/test/project"
patterns := GetMandatoryDenyPatterns(cwd, false)
for _, dir := range DangerousDirectories {
cwdPath := filepath.Join(cwd, dir)
globPattern := "**/" + dir + "/**"
foundCwd := false
foundGlob := false
for _, p := range patterns {
if p == cwdPath {
foundCwd = true
}
if p == globPattern {
foundGlob = true
}
}
if !foundCwd {
t.Errorf("Missing cwd-relative pattern for dangerous directory %q", dir)
}
if !foundGlob {
t.Errorf("Missing glob pattern for dangerous directory %q", dir)
}
}
}
func TestGetMandatoryDenyPatternsGitHooksAlwaysBlocked(t *testing.T) {
cwd := "/test/project"
// Git hooks should be blocked regardless of allowGitConfig
for _, allowGitConfig := range []bool{true, false} {
patterns := GetMandatoryDenyPatterns(cwd, allowGitConfig)
foundHooksPath := false
foundHooksGlob := false
for _, p := range patterns {
if p == filepath.Join(cwd, ".git/hooks") {
foundHooksPath = true
}
if strings.Contains(p, ".git/hooks") && strings.HasPrefix(p, "**") {
foundHooksGlob = true
}
}
if !foundHooksPath || !foundHooksGlob {
t.Errorf("Git hooks should always be blocked (allowGitConfig=%v)", allowGitConfig)
}
}
}

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package sandbox
import (
"os"
"path/filepath"
"strings"
"testing"
)
func TestContainsGlobChars(t *testing.T) {
tests := []struct {
pattern string
want bool
}{
{"/path/to/file", false},
{"/path/to/dir/", false},
{"relative/path", false},
{"/path/with/asterisk/*", true},
{"/path/with/question?", true},
{"/path/with/brackets[a-z]", true},
{"/path/**/*.go", true},
{"*.txt", true},
{"file[0-9].txt", true},
}
for _, tt := range tests {
t.Run(tt.pattern, func(t *testing.T) {
got := ContainsGlobChars(tt.pattern)
if got != tt.want {
t.Errorf("ContainsGlobChars(%q) = %v, want %v", tt.pattern, got, tt.want)
}
})
}
}
func TestRemoveTrailingGlobSuffix(t *testing.T) {
tests := []struct {
input string
want string
}{
{"/path/to/dir/**", "/path/to/dir"},
{"/path/to/dir", "/path/to/dir"},
{"/path/**/**", "/path/**"},
{"/**", ""},
{"", ""},
}
for _, tt := range tests {
t.Run(tt.input, func(t *testing.T) {
got := RemoveTrailingGlobSuffix(tt.input)
if got != tt.want {
t.Errorf("RemoveTrailingGlobSuffix(%q) = %q, want %q", tt.input, got, tt.want)
}
})
}
}
func TestNormalizePath(t *testing.T) {
home, _ := os.UserHomeDir()
cwd, _ := os.Getwd()
tests := []struct {
name string
input string
want string
wantErr bool
}{
{
name: "tilde alone",
input: "~",
want: home,
},
{
name: "tilde with path",
input: "~/Documents",
want: filepath.Join(home, "Documents"),
},
{
name: "absolute path",
input: "/usr/bin",
want: "/usr/bin",
},
{
name: "relative dot path",
input: "./subdir",
want: filepath.Join(cwd, "subdir"),
},
{
name: "relative parent path",
input: "../sibling",
want: filepath.Join(filepath.Dir(cwd), "sibling"),
},
{
name: "glob pattern preserved",
input: "/path/**/*.go",
want: "/path/**/*.go",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got := NormalizePath(tt.input)
// For paths that involve symlink resolution, we just check the result is reasonable
if strings.Contains(tt.input, "**") || strings.Contains(tt.input, "*") {
if got != tt.want {
t.Errorf("NormalizePath(%q) = %q, want %q", tt.input, got, tt.want)
}
return
}
// For tilde and relative paths, we check prefixes since symlinks may resolve differently
if tt.input == "~" {
if got != home && !strings.HasPrefix(got, "/") {
t.Errorf("NormalizePath(%q) = %q, expected home directory", tt.input, got)
}
} else if strings.HasPrefix(tt.input, "~/") {
if !strings.HasPrefix(got, home) && !strings.HasPrefix(got, "/") {
t.Errorf("NormalizePath(%q) = %q, expected path under home", tt.input, got)
}
}
})
}
}
func TestGenerateProxyEnvVars(t *testing.T) {
tests := []struct {
name string
httpPort int
socksPort int
wantEnvs []string
dontWant []string
}{
{
name: "no ports",
httpPort: 0,
socksPort: 0,
wantEnvs: []string{
"FENCE_SANDBOX=1",
"TMPDIR=/tmp/fence",
},
dontWant: []string{
"HTTP_PROXY=",
"HTTPS_PROXY=",
"ALL_PROXY=",
},
},
{
name: "http port only",
httpPort: 8080,
socksPort: 0,
wantEnvs: []string{
"FENCE_SANDBOX=1",
"HTTP_PROXY=http://localhost:8080",
"HTTPS_PROXY=http://localhost:8080",
"http_proxy=http://localhost:8080",
"https_proxy=http://localhost:8080",
"NO_PROXY=",
"no_proxy=",
},
dontWant: []string{
"ALL_PROXY=",
"all_proxy=",
},
},
{
name: "socks port only",
httpPort: 0,
socksPort: 1080,
wantEnvs: []string{
"FENCE_SANDBOX=1",
"ALL_PROXY=socks5h://localhost:1080",
"all_proxy=socks5h://localhost:1080",
"FTP_PROXY=socks5h://localhost:1080",
"GIT_SSH_COMMAND=",
},
dontWant: []string{
"HTTP_PROXY=",
"HTTPS_PROXY=",
},
},
{
name: "both ports",
httpPort: 8080,
socksPort: 1080,
wantEnvs: []string{
"FENCE_SANDBOX=1",
"HTTP_PROXY=http://localhost:8080",
"HTTPS_PROXY=http://localhost:8080",
"ALL_PROXY=socks5h://localhost:1080",
"GIT_SSH_COMMAND=",
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got := GenerateProxyEnvVars(tt.httpPort, tt.socksPort)
// Check expected env vars are present
for _, want := range tt.wantEnvs {
found := false
for _, env := range got {
if strings.HasPrefix(env, want) || env == want {
found = true
break
}
}
if !found {
t.Errorf("GenerateProxyEnvVars(%d, %d) missing %q", tt.httpPort, tt.socksPort, want)
}
}
// Check unwanted env vars are not present
for _, dontWant := range tt.dontWant {
for _, env := range got {
if strings.HasPrefix(env, dontWant) {
t.Errorf("GenerateProxyEnvVars(%d, %d) should not contain %q, got %q", tt.httpPort, tt.socksPort, dontWant, env)
}
}
}
})
}
}
func TestEncodeSandboxedCommand(t *testing.T) {
tests := []struct {
name string
command string
}{
{"simple command", "ls -la"},
{"command with spaces", "grep -r 'pattern' /path/to/dir"},
{"empty command", ""},
{"special chars", "echo $HOME && ls | grep foo"},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
encoded := EncodeSandboxedCommand(tt.command)
if encoded == "" && tt.command != "" {
t.Error("EncodeSandboxedCommand returned empty string")
}
// Roundtrip test
decoded, err := DecodeSandboxedCommand(encoded)
if err != nil {
t.Errorf("DecodeSandboxedCommand failed: %v", err)
}
// Commands are truncated to 100 chars
expected := tt.command
if len(expected) > 100 {
expected = expected[:100]
}
if decoded != expected {
t.Errorf("Roundtrip failed: got %q, want %q", decoded, expected)
}
})
}
}
func TestEncodeSandboxedCommandTruncation(t *testing.T) {
// Test that long commands are truncated
longCommand := strings.Repeat("a", 200)
encoded := EncodeSandboxedCommand(longCommand)
decoded, _ := DecodeSandboxedCommand(encoded)
if len(decoded) != 100 {
t.Errorf("Expected truncated command of 100 chars, got %d", len(decoded))
}
}
func TestDecodeSandboxedCommandInvalid(t *testing.T) {
_, err := DecodeSandboxedCommand("not-valid-base64!!!")
if err == nil {
t.Error("DecodeSandboxedCommand should fail on invalid base64")
}
}