//go:build llm_script

package main

import "testing"

func TestSummarizeSignalEventTypes(t *testing.T) {
	events := []signalModelEvent{
		{EventType: "new_model", ModelName: "A"},
		{EventType: "new_model", ModelName: "B"},
		{EventType: "price_cut", ModelName: "C"},
	}

	counts := summarizeSignalEventTypes(events)
	if counts["new_model"] != 2 {
		t.Fatalf("new_model 计数错误: %d", counts["new_model"])
	}
	if counts["price_cut"] != 1 {
		t.Fatalf("price_cut 计数错误: %d", counts["price_cut"])
	}
}

func TestBuildSignalPageMode(t *testing.T) {
	if got := buildSignalPageMode(signalDailySignals{}, nil); got != "calm" {
		t.Fatalf("平静日 page_mode 错误: %q", got)
	}
	if got := buildSignalPageMode(signalDailySignals{NewModels: 2, PriceChanges: 1}, nil); got != "hot" {
		t.Fatalf("高变化日 page_mode 错误: %q", got)
	}
	if got := buildSignalPageMode(signalDailySignals{}, []signalModelEvent{{EventType: "official_release"}}); got != "hot" {
		t.Fatalf("官方发布日 page_mode 错误: %q", got)
	}
}

func TestBuildSignalPageModeTreatsVerifiedDiscoveryPromoAsHot(t *testing.T) {
	got := buildSignalPageMode(signalDailySignals{}, []signalModelEvent{{EventType: "promo_campaign", ModelName: "GPT-5.6"}})
	if got != "hot" {
		t.Fatalf("已验证活动事件应触发 hot, got=%q", got)
	}
}

func TestFilterDiscoveryEventsDropsLeakAndCandidateOnly(t *testing.T) {
	events := []signalModelEvent{
		{EventType: "official_release", ModelName: "GPT-5.6", Priority: 120},
		{EventType: "leak_or_rumor", ModelName: "GPT-5.6", Priority: 200},
		{EventType: "unknown", ModelName: "Mystery", Priority: 50},
	}
	filtered := filterVerifiedDiscoverySignalEvents(events)
	if len(filtered) != 1 {
		t.Fatalf("期望仅保留 1 条正式事实事件, got=%d", len(filtered))
	}
	if filtered[0].EventType != "official_release" {
		t.Fatalf("错误保留了非正式事件: %+v", filtered)
	}
}

func TestMergeVerifiedDiscoveryEventsPrefersNativeFact(t *testing.T) {
	native := []signalModelEvent{{
		EventType:       "official_release",
		ModelName:       "GPT-5.6",
		ProviderName:    "OpenAI",
		PrimarySource:   "native_release",
		EvidenceDetail:  "native evidence",
		Priority:        120,
	}}
	discovery := []signalModelEvent{{
		EventType:       "official_release",
		ModelName:       "GPT-5.6",
		ProviderName:    "OpenAI",
		PrimarySource:   "discovery_release",
		EvidenceDetail:  "discovery evidence",
		SourceKindLabel: "官方博客",
		Priority:        110,
	}}
	merged := mergeVerifiedDiscoveryEvents(native, discovery)
	if len(merged) != 1 {
		t.Fatalf("期望去重后只剩 1 条事件, got=%d", len(merged))
	}
	if merged[0].PrimarySource != "native_release" {
		t.Fatalf("原生事实不应被 discovery 覆盖: %+v", merged[0])
	}
	if merged[0].SourceKindLabel != "官方博客" {
		t.Fatalf("原生事实应补入 discovery 证据缺口: %+v", merged[0])
	}
}

func TestMergeVerifiedDiscoveryEventsDropsUnverifiedPriceNarrative(t *testing.T) {
	native := []signalModelEvent{{EventType: "new_model", ModelName: "DeepSeek-V4-Flash", ProviderName: "DeepSeek", Priority: 80}}
	discovery := []signalModelEvent{{EventType: "leak_or_rumor", ModelName: "DeepSeek-V4-Flash", ProviderName: "DeepSeek", Priority: 130}}
	merged := mergeVerifiedDiscoveryEvents(native, discovery)
	if len(merged) != 1 || merged[0].EventType != "new_model" {
		t.Fatalf("非正式 discovery 事件不应进入正式快照: %+v", merged)
	}
}