init

internal/config/config_test.go

@@ -0,0 +1,109 @@
+package config
+
+import (
+	"testing"
+	"time"
+)
+
+func TestLoadWithDefaults(t *testing.T) {
+	cfgPath := testConfigPath(t, "valid.toml")
+
+	cfg, err := Load(cfgPath)
+	if err != nil {
+		t.Fatalf("Load 返回错误: %v", err)
+	}
+	if cfg.Global.CacheTTL.DurationValue() == 0 {
+		t.Fatalf("CacheTTL 应该自动填充默认值")
+	}
+	if cfg.Global.StoragePath == "" {
+		t.Fatalf("StoragePath 应该被保留")
+	}
+	if cfg.Global.ListenPort == 0 {
+		t.Fatalf("ListenPort 应当被解析")
+	}
+	if cfg.EffectiveCacheTTL(cfg.Hubs[0]) != cfg.Global.CacheTTL.DurationValue() {
+		t.Fatalf("Hub 未设置 TTL 时应退回全局 TTL")
+	}
+}
+
+func TestValidateRejectsBadHub(t *testing.T) {
+	cfgPath := testConfigPath(t, "missing.toml")
+
+	if _, err := Load(cfgPath); err == nil {
+		t.Fatalf("不合法的配置应返回错误")
+	}
+}
+
+func TestEffectiveCacheTTLOverrides(t *testing.T) {
+	cfg := &Config{Global: GlobalConfig{CacheTTL: Duration(time.Hour)}}
+	hub := HubConfig{CacheTTL: Duration(2 * time.Hour)}
+	if ttl := cfg.EffectiveCacheTTL(hub); ttl != 2*time.Hour {
+		t.Fatalf("覆盖 TTL 应该优先生效")
+	}
+}
+
+func TestValidateEnforcesListenPortRange(t *testing.T) {
+	cfg := validConfig()
+	cfg.Global.ListenPort = 70000
+	if err := cfg.Validate(); err == nil {
+		t.Fatalf("ListenPort 超出范围应当报错")
+	}
+}
+
+func TestHubTypeValidation(t *testing.T) {
+	testCases := []struct {
+		name      string
+		hubType   string
+		shouldErr bool
+	}{
+		{"docker ok", "docker", false},
+		{"npm ok", "npm", false},
+		{"go ok", "go", false},
+		{"missing type", "", true},
+		{"unsupported type", "rubygems", true},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			cfg := validConfig()
+			cfg.Hubs[0].Type = tc.hubType
+			err := cfg.Validate()
+			if tc.shouldErr && err == nil {
+				t.Fatalf("expected error for type %q", tc.hubType)
+			}
+			if !tc.shouldErr && err != nil {
+				t.Fatalf("unexpected error for type %q: %v", tc.hubType, err)
+			}
+		})
+	}
+}
+
+func TestValidateRequiresCredentialPairs(t *testing.T) {
+	cfg := validConfig()
+	cfg.Hubs[0].Username = "foo"
+	if err := cfg.Validate(); err == nil {
+		t.Fatalf("仅提供 Username 时应报错")
+	}
+}
+
+func validConfig() *Config {
+	return &Config{
+		Global: GlobalConfig{
+			ListenPort:      5000,
+			StoragePath:     "./data",
+			CacheTTL:        Duration(time.Hour),
+			MaxMemoryCache:  1,
+			MaxRetries:      1,
+			InitialBackoff:  Duration(time.Second),
+			UpstreamTimeout: Duration(time.Second),
+		},
+		Hubs: []HubConfig{
+			{
+				Name:     "npm",
+				Domain:   "npm.local",
+				Type:     "npm",
+				Upstream: "https://registry.npmjs.org",
+			},
+		},
+	}
+}