feat(server-go): 专家会诊（病例快照/状态流转/意见与方案，#18）

server-go/internal/model/consultation_test.go

@@ -0,0 +1,57 @@
+package model
+
+import (
+	"encoding/json"
+	"testing"
+	"time"
+)
+
+func TestValidConsultationTransition(t *testing.T) {
+	ok := [][2]string{
+		{"pending", "consulting"},
+		{"pending", "resolved"},
+		{"consulting", "resolved"},
+		{"resolved", "archived"},
+	}
+	for _, c := range ok {
+		if !ValidConsultationTransition(c[0], c[1]) {
+			t.Errorf("%s → %s 应合法", c[0], c[1])
+		}
+	}
+	bad := [][2]string{
+		{"pending", "archived"},
+		{"resolved", "resolved"},
+		{"archived", "pending"},
+		{"", "resolved"},
+	}
+	for _, c := range bad {
+		if ValidConsultationTransition(c[0], c[1]) {
+			t.Errorf("%s → %s 不应合法", c[0], c[1])
+		}
+	}
+}
+
+func TestConsultationSnapshotJSON(t *testing.T) {
+	now := time.Now()
+	s := ConsultationSnapshot{
+		RoomName: "蚕房1#",
+		LampTest: &LampTest{ID: "lamp-1", Status: "resulted"},
+		Inspection: &InspectionRecord{ID: "insp-1", AIStatus: "done"},
+		Batch:    &Batch{ID: "batch-1", Name: "批次A"},
+		WeatherAlerts: []WeatherAlert{{Disease: "白僵病", Level: "orange"}},
+		CreatedAt: now,
+	}
+	raw, err := json.Marshal(s)
+	if err != nil {
+		t.Fatalf("快照序列化失败: %v", err)
+	}
+	var m map[string]any
+	if err := json.Unmarshal(raw, &m); err != nil {
+		t.Fatalf("快照反序列化失败: %v", err)
+	}
+	for _, key := range []string{"roomName", "lampTest", "inspection", "batch", "weatherAlerts", "createdAt"} {
+		if _, ok := m[key]; !ok {
+			t.Errorf("快照缺少字段 %s", key)
+		}
+	}
+}