Sub2API v1.0 - AI API 网关（二开初始版本，基于上游 Wei-Shaw/sub2api）

backend/internal/service/openai_previous_response_id_test.go

@@ -0,0 +1,34 @@
+package service
+
+import "testing"
+
+func TestClassifyOpenAIPreviousResponseIDKind(t *testing.T) {
+	tests := []struct {
+		name string
+		id   string
+		want string
+	}{
+		{name: "empty", id: " ", want: OpenAIPreviousResponseIDKindEmpty},
+		{name: "response_id", id: "resp_0906a621bc423a8d0169a108637ef88197b74b0e2f37ba358f", want: OpenAIPreviousResponseIDKindResponseID},
+		{name: "message_id", id: "msg_123456", want: OpenAIPreviousResponseIDKindMessageID},
+		{name: "item_id", id: "item_abcdef", want: OpenAIPreviousResponseIDKindMessageID},
+		{name: "unknown", id: "foo_123456", want: OpenAIPreviousResponseIDKindUnknown},
+	}
+
+	for _, tc := range tests {
+		t.Run(tc.name, func(t *testing.T) {
+			if got := ClassifyOpenAIPreviousResponseIDKind(tc.id); got != tc.want {
+				t.Fatalf("ClassifyOpenAIPreviousResponseIDKind(%q)=%q want=%q", tc.id, got, tc.want)
+			}
+		})
+	}
+}
+
+func TestIsOpenAIPreviousResponseIDLikelyMessageID(t *testing.T) {
+	if !IsOpenAIPreviousResponseIDLikelyMessageID("msg_123") {
+		t.Fatal("expected msg_123 to be identified as message id")
+	}
+	if IsOpenAIPreviousResponseIDLikelyMessageID("resp_123") {
+		t.Fatal("expected resp_123 not to be identified as message id")
+	}
+}