feat(autocert): add EAB configuration support and corresponding tests

internal/autocert/config_test.go

@@ -0,0 +1,31 @@
+package autocert
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/yusing/go-proxy/internal/serialization"
+)
+
+func TestEABConfigRequired(t *testing.T) {
+	tests := []struct {
+		name    string
+		cfg     *Config
+		wantErr bool
+	}{
+		{name: "Missing EABKid", cfg: &Config{EABHmac: "1234567890"}, wantErr: true},
+		{name: "Missing EABHmac", cfg: &Config{EABKid: "1234567890"}, wantErr: true},
+		{name: "Valid EAB", cfg: &Config{EABKid: "1234567890", EABHmac: "1234567890"}, wantErr: false},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			yaml := fmt.Appendf(nil, "eab_kid: %s\neab_hmac: %s", test.cfg.EABKid, test.cfg.EABHmac)
+			cfg := Config{}
+			err := serialization.UnmarshalValidateYAML(yaml, &cfg)
+			if (err != nil) != test.wantErr {
+				t.Errorf("Validate() error = %v, wantErr %v", err, test.wantErr)
+			}
+		})
+	}
+}