Alexander
9150f466e5
Characterization tests capturing current behavior before refactoring. Covers auth, config, logging, proxy, ratelimit, server, and telemetry packages with race-safe concurrent access tests.
350 lines
9.8 KiB
Go
350 lines
9.8 KiB
Go
package config
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import (
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"encoding/json"
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"os"
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"path/filepath"
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"strings"
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"testing"
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)
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func TestLoad_AllFields(t *testing.T) {
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dir := t.TempDir()
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path := filepath.Join(dir, "config.yaml")
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yaml := `
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port: 9090
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api_keys:
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- key1
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- key2
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claude_binary: /usr/bin/claude
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sanitize:
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tools:
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- from: tool_a
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to: tool_b
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system:
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- match: foo
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replace: bar
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body:
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- match: baz
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replace: qux
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logging:
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level: debug
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file: /tmp/test.log
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max_size_mb: 50
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max_backups: 3
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max_age_days: 7
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compress: true
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telemetry:
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service_name: my-proxy
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export:
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endpoint: http://localhost:4317
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insecure: true
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headers:
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x-token: abc
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embedded:
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enabled: true
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port: 9999
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perses_binary: /usr/bin/perses
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vm_binary: /usr/bin/vm
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vm_port: 9428
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bin_dir: /opt/bin
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`
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if err := os.WriteFile(path, []byte(yaml), 0644); err != nil {
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t.Fatal(err)
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}
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cfg, err := Load(path)
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if err != nil {
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t.Fatalf("Load returned error: %v", err)
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}
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if cfg.Port != 9090 {
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t.Errorf("Port = %d, want 9090", cfg.Port)
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}
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if len(cfg.APIKeys) != 2 || cfg.APIKeys[0] != "key1" || cfg.APIKeys[1] != "key2" {
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t.Errorf("APIKeys = %v, want [key1 key2]", cfg.APIKeys)
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}
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if cfg.ClaudeBinary != "/usr/bin/claude" {
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t.Errorf("ClaudeBinary = %q, want /usr/bin/claude", cfg.ClaudeBinary)
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}
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// Sanitize
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if len(cfg.Sanitize.Tools) != 1 || cfg.Sanitize.Tools[0].From != "tool_a" || cfg.Sanitize.Tools[0].To != "tool_b" {
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t.Errorf("Sanitize.Tools = %v", cfg.Sanitize.Tools)
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}
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if len(cfg.Sanitize.System) != 1 || cfg.Sanitize.System[0].Match != "foo" {
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t.Errorf("Sanitize.System = %v", cfg.Sanitize.System)
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}
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if len(cfg.Sanitize.Body) != 1 || cfg.Sanitize.Body[0].Match != "baz" {
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t.Errorf("Sanitize.Body = %v", cfg.Sanitize.Body)
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}
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// Logging
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if cfg.Logging.Level != "debug" {
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t.Errorf("Logging.Level = %q, want debug", cfg.Logging.Level)
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}
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if cfg.Logging.File != "/tmp/test.log" {
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t.Errorf("Logging.File = %q", cfg.Logging.File)
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}
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if cfg.Logging.MaxSizeMB != 50 {
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t.Errorf("Logging.MaxSizeMB = %d, want 50", cfg.Logging.MaxSizeMB)
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}
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if cfg.Logging.MaxBackups != 3 {
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t.Errorf("Logging.MaxBackups = %d, want 3", cfg.Logging.MaxBackups)
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}
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if cfg.Logging.MaxAgeDays != 7 {
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t.Errorf("Logging.MaxAgeDays = %d, want 7", cfg.Logging.MaxAgeDays)
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}
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if !cfg.Logging.Compress {
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t.Error("Logging.Compress = false, want true")
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}
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// Telemetry
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if cfg.Telemetry.ServiceName != "my-proxy" {
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t.Errorf("Telemetry.ServiceName = %q, want my-proxy", cfg.Telemetry.ServiceName)
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}
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if cfg.Telemetry.Export.Endpoint != "http://localhost:4317" {
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t.Errorf("Export.Endpoint = %q", cfg.Telemetry.Export.Endpoint)
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}
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if !cfg.Telemetry.Export.Insecure {
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t.Error("Export.Insecure = false, want true")
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}
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if !cfg.Telemetry.Export.Enabled() {
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t.Error("Export.Enabled() = false, want true")
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}
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if cfg.Telemetry.Export.Headers["x-token"] != "abc" {
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t.Errorf("Export.Headers = %v", cfg.Telemetry.Export.Headers)
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}
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// Embedded
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if !cfg.Telemetry.Embedded.Enabled {
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t.Error("Embedded.Enabled = false, want true")
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}
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if cfg.Telemetry.Embedded.Port != 9999 {
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t.Errorf("Embedded.Port = %d, want 9999", cfg.Telemetry.Embedded.Port)
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}
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if cfg.Telemetry.Embedded.PersesBinary != "/usr/bin/perses" {
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t.Errorf("Embedded.PersesBinary = %q", cfg.Telemetry.Embedded.PersesBinary)
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}
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if cfg.Telemetry.Embedded.VMBinary != "/usr/bin/vm" {
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t.Errorf("Embedded.VMBinary = %q", cfg.Telemetry.Embedded.VMBinary)
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}
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if cfg.Telemetry.Embedded.VMPort != 9428 {
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t.Errorf("Embedded.VMPort = %d, want 9428", cfg.Telemetry.Embedded.VMPort)
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}
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if cfg.Telemetry.Embedded.BinDir != "/opt/bin" {
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t.Errorf("Embedded.BinDir = %q", cfg.Telemetry.Embedded.BinDir)
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}
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}
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func TestLoad_Defaults(t *testing.T) {
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dir := t.TempDir()
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path := filepath.Join(dir, "config.yaml")
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// Minimal YAML — only api_keys
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if err := os.WriteFile(path, []byte("api_keys:\n - k1\n"), 0644); err != nil {
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t.Fatal(err)
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}
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cfg, err := Load(path)
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if err != nil {
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t.Fatalf("Load returned error: %v", err)
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}
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tests := []struct {
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name string
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got interface{}
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want interface{}
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}{
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{"Port", cfg.Port, 8080},
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{"Logging.Level", cfg.Logging.Level, "info"},
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{"Logging.MaxSizeMB", cfg.Logging.MaxSizeMB, 100},
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{"Logging.MaxBackups", cfg.Logging.MaxBackups, 5},
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{"Logging.MaxAgeDays", cfg.Logging.MaxAgeDays, 30},
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{"Telemetry.ServiceName", cfg.Telemetry.ServiceName, "anthropic-proxy"},
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{"Embedded.Port", cfg.Telemetry.Embedded.Port, 8080},
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{"Embedded.VMBinary", cfg.Telemetry.Embedded.VMBinary, "victoria-metrics"},
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{"Embedded.PersesBinary", cfg.Telemetry.Embedded.PersesBinary, "perses"},
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{"Embedded.VMPort", cfg.Telemetry.Embedded.VMPort, 8428},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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if tt.got != tt.want {
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t.Errorf("got %v, want %v", tt.got, tt.want)
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}
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})
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}
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}
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func TestLoad_MissingFile(t *testing.T) {
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_, err := Load("/nonexistent/path/config.yaml")
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if err == nil {
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t.Fatal("expected error for missing file, got nil")
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}
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if !strings.Contains(err.Error(), "read config") {
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t.Errorf("error = %q, want it to contain 'read config'", err.Error())
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}
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}
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func TestLoad_DeprecatedClaudeCredentials(t *testing.T) {
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dir := t.TempDir()
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path := filepath.Join(dir, "config.yaml")
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yaml := `
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api_keys:
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- k1
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claude_credentials: "/some/path"
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`
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if err := os.WriteFile(path, []byte(yaml), 0644); err != nil {
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t.Fatal(err)
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}
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_, err := Load(path)
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if err == nil {
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t.Fatal("expected error for deprecated claude_credentials, got nil")
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}
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if !strings.Contains(err.Error(), "no longer supported") {
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t.Errorf("error = %q, want it to contain 'no longer supported'", err.Error())
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}
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}
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func TestLoad_EmptyClaudeCredentials(t *testing.T) {
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dir := t.TempDir()
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path := filepath.Join(dir, "config.yaml")
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// Empty string value should NOT trigger the deprecation error
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yaml := `
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api_keys:
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- k1
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claude_credentials: ""
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`
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if err := os.WriteFile(path, []byte(yaml), 0644); err != nil {
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t.Fatal(err)
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}
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cfg, err := Load(path)
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if err != nil {
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t.Fatalf("empty claude_credentials should not error: %v", err)
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}
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if cfg.Port != 8080 {
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t.Errorf("Port = %d, want 8080", cfg.Port)
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}
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}
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func TestLoad_InvalidYAML(t *testing.T) {
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dir := t.TempDir()
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path := filepath.Join(dir, "config.yaml")
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// Truly invalid YAML that causes a parse error
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if err := os.WriteFile(path, []byte("port:\n - bad\n indent: broken\n"), 0644); err != nil {
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t.Fatal(err)
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}
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_, err := Load(path)
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if err == nil {
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t.Fatal("expected error for invalid YAML, got nil")
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}
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if !strings.Contains(err.Error(), "parse config") {
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t.Errorf("error = %q, want it to contain 'parse config'", err.Error())
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}
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}
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func TestExportConfig_Enabled(t *testing.T) {
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tests := []struct {
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name string
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endpoint string
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want bool
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}{
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{"empty endpoint", "", false},
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{"set endpoint", "http://localhost:4317", true},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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e := ExportConfig{Endpoint: tt.endpoint}
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if got := e.Enabled(); got != tt.want {
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t.Errorf("Enabled() = %v, want %v", got, tt.want)
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}
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})
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}
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}
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func TestDefaultCredentialPath(t *testing.T) {
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path := DefaultCredentialPath()
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if path == "" {
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t.Skip("could not determine home directory")
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}
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if !strings.HasSuffix(path, "/.claude/.credentials.json") {
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t.Errorf("DefaultCredentialPath() = %q, want suffix /.claude/.credentials.json", path)
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}
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}
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func TestLoadDefaultCredentials_ValidFile(t *testing.T) {
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// We can't easily override DefaultCredentialPath, so test the JSON parsing
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// logic by creating a file at a temp location and calling the internal parsing
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// directly. Instead, we test LoadDefaultCredentials indirectly by verifying
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// it returns nil,nil when the default path doesn't exist (common in CI).
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// For a full test, we create the credential file at the expected path.
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// Test with the actual function — if the default credential file doesn't
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// exist, it should return nil, nil.
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creds, err := LoadDefaultCredentials()
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path := DefaultCredentialPath()
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if path == "" {
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if creds != nil || err != nil {
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t.Errorf("expected nil,nil when home dir unavailable, got %v, %v", creds, err)
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}
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return
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}
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if _, statErr := os.Stat(path); os.IsNotExist(statErr) {
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// File doesn't exist — should return nil, nil
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if creds != nil {
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t.Errorf("expected nil creds for missing file, got %v", creds)
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}
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if err != nil {
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t.Errorf("expected nil error for missing file, got %v", err)
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}
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}
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}
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func TestLoadDefaultCredentials_ParsesJSON(t *testing.T) {
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// Test the JSON parsing by creating a temp credential file and using
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// the claudeCredentialsJSON struct directly (white-box test).
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jsonData := `{"claudeAiOauth":{"accessToken":"test-token","refreshToken":"test-refresh","expiresAt":1234567890,"subscriptionType":"pro"}}`
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var cf claudeCredentialsJSON
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if err := json.Unmarshal([]byte(jsonData), &cf); err != nil {
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t.Fatalf("unmarshal: %v", err)
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}
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if cf.ClaudeAiOauth.AccessToken != "test-token" {
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t.Errorf("AccessToken = %q, want test-token", cf.ClaudeAiOauth.AccessToken)
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}
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if cf.ClaudeAiOauth.RefreshToken != "test-refresh" {
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t.Errorf("RefreshToken = %q, want test-refresh", cf.ClaudeAiOauth.RefreshToken)
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}
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if cf.ClaudeAiOauth.ExpiresAt != 1234567890 {
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t.Errorf("ExpiresAt = %d, want 1234567890", cf.ClaudeAiOauth.ExpiresAt)
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}
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if cf.ClaudeAiOauth.SubscriptionType != "pro" {
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t.Errorf("SubscriptionType = %q, want pro", cf.ClaudeAiOauth.SubscriptionType)
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}
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}
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func TestLoadDefaultCredentials_EmptyAccessToken(t *testing.T) {
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// Verify that an empty access token in the JSON produces an error.
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// We test the parsing struct and logic path.
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jsonData := `{"claudeAiOauth":{"accessToken":"","refreshToken":"r","expiresAt":1}}`
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var cf claudeCredentialsJSON
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if err := json.Unmarshal([]byte(jsonData), &cf); err != nil {
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t.Fatalf("unmarshal: %v", err)
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}
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if cf.ClaudeAiOauth.AccessToken != "" {
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t.Errorf("expected empty access token")
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}
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// The actual LoadDefaultCredentials would return an error here.
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}
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