fix(billing): 修正模型计费配置继承优先级

2026-07-22 00:24:36 +08:00
parent 56d4a3a6b7
commit 6b675c406e
8 changed files with 263 additions and 68 deletions
@@ -0,0 +1,69 @@
+package store
+
+import "testing"
+
+func TestResolveEffectiveBillingConfigKeepsPricingRulesAuthoritative(t *testing.T) {
+	tests := []struct {
+		name  string
+		input EffectiveBillingConfigInput
+		want  float64
+	}{
+		{
+			name: "inherited rule replaces stale platform snapshot",
+			input: EffectiveBillingConfigInput{
+				BaseConfig:                videoBillingConfig(100),
+				LegacyPlatformModelConfig: videoBillingConfig(100),
+				InheritedRuleSetConfig:    videoBillingConfig(416),
+			},
+			want: 416,
+		},
+		{
+			name: "legacy snapshot remains a fallback without a rule",
+			input: EffectiveBillingConfigInput{
+				BaseConfig:                videoBillingConfig(100),
+				LegacyPlatformModelConfig: videoBillingConfig(125),
+			},
+			want: 125,
+		},
+		{
+			name: "model rule remains an explicit pricing exception",
+			input: EffectiveBillingConfigInput{
+				BaseConfig:                videoBillingConfig(100),
+				LegacyPlatformModelConfig: videoBillingConfig(125),
+				InheritedRuleSetConfig:    videoBillingConfig(416),
+				ModelRuleSetConfig:        videoBillingConfig(500),
+			},
+			want: 500,
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			config := ResolveEffectiveBillingConfig(test.input)
+			video, ok := config["video"].(map[string]any)
+			if !ok {
+				t.Fatalf("expected video billing config, got %#v", config)
+			}
+			if got := video["basePrice"]; got != test.want {
+				t.Fatalf("video base price = %#v, want %v", got, test.want)
+			}
+		})
+	}
+}
+
+func TestResolveEffectiveBillingConfigAppliesOverrideLast(t *testing.T) {
+	config := ResolveEffectiveBillingConfig(EffectiveBillingConfigInput{
+		InheritedRuleSetConfig: videoBillingConfig(416),
+		Override:               videoBillingConfig(600),
+	})
+	video, ok := config["video"].(map[string]any)
+	if !ok || video["basePrice"] != float64(600) {
+		t.Fatalf("expected override price 600, got %#v", config)
+	}
+}
+
+func videoBillingConfig(basePrice float64) map[string]any {
+	return map[string]any{
+		"video": map[string]any{"basePrice": basePrice},
+	}
+}