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migrate to AG-UI state sync
CI / Test + coverage (push) Successful in 1m4s
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This commit is contained in:
Adam Jeniski
2026-09-22 06:07:45 -09:00
parent 6569a69463
commit a7f12b5d72
21 changed files with 725 additions and 140 deletions
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test/tbd/agent/instructions_test.clj
+16 -4
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@@ -22,17 +22,29 @@
(let [text (instructions/chat)]
(is (str/includes? text "under your message"))
(is (str/includes? text "Chain calls without stopping"))
(is (str/includes? text "navigate there, then") "the chatbot's tools follow the page it is on")))
(is (str/includes? text "navigate there, then") "the chatbot's tools follow the page it is on")
(is (str/includes? (flat text) "\"Current state of the page\" below")
"it's told where to find what a read tool used to be for")
(is (not (str/includes? text "list_todos")) "it has no list_todos: the state has that")
(is (not (str/includes? text "get_tic_tac_toe")) "nor get_tic_tac_toe")))
(deftest chat-system-message-adds-page-and-tools
(is (= (instructions/chat) (instructions/chat-system-message nil nil)))
(let [text (instructions/chat-system-message "todos" [{:name "create_todo"} {:name "list_todos"}])]
(is (= (instructions/chat) (instructions/chat-system-message nil nil nil)))
(let [text (instructions/chat-system-message "todos" [{:name "create_todo"} {:name "list_todos"}] nil)]
(is (str/includes? text "on the \"todos\" page"))
(is (str/includes? text "Its tools: create_todo, list_todos"))))
(deftest chat-system-message-adds-state
(is (= (instructions/chat) (instructions/chat-system-message nil nil {})) "empty state adds nothing")
(let [text (instructions/chat-system-message nil nil {:todos [{:title "milk" :done false}]})]
(is (str/includes? text "Current state of the page"))
(is (str/includes? text "never call a tool just to read it"))
(is (str/includes? text "\"title\":\"milk\""))))
(deftest a2a-has-no-in-page-framing
(let [text (instructions/a2a)]
(is (str/includes? text "Act, don't offer"))
(is (str/includes? text "Agent2Agent protocol"))
(is (str/includes? text "no page open"))
(is (not (str/includes? text "under your message")))))
(is (not (str/includes? text "under your message")))
(is (str/includes? text "list_todos -> set_todo_done") "it has no state either: it reads first, like WebMCP's guide")))
test/tbd/agent/prompt_test.clj
+14 -1
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@@ -1,6 +1,6 @@
(ns tbd.agent.prompt-test
(:require [clojure.string :as str]
[clojure.test :refer [deftest is]]
[clojure.test :refer [deftest is testing]]
[tbd.agent.prompt :as prompt]))
(defn- flat
@@ -28,6 +28,19 @@
(is (str/includes? (prompt/task none) "Ask the user what they want") (pr-str none))
(is (not (str/includes? (prompt/task none) "The user's request")) (pr-str none))))
(deftest examples-differ-by-reads
(testing "an outside agent (no state channel) is shown reading first"
(is (str/includes? (prompt/examples true) "list_todos -> set_todo_done"))
(is (str/includes? (prompt/examples true) "list_todos -> ONE set_todo_done"))
(is (str/includes? (prompt/examples true) "get_tic_tac_toe -> it is X's turn")))
(testing "the chatbot (state already in view) is not, since it has no list_todos or get_tic_tac_toe"
(is (not (str/includes? (prompt/examples false) "list_todos")))
(is (not (str/includes? (prompt/examples false) "get_tic_tac_toe"))))
(testing "the rest is the same either way"
(doseq [text [(prompt/examples true) (prompt/examples false)]]
(is (str/includes? text "create_todo{\"todos\":[{\"title\":\"buy milk\"}]} -> \"Added.\""))
(is (str/includes? text "add{\"x\":19,\"y\":4} -> \"23.\"")))))
(deftest tic-tac-toe-prompt
(is (str/includes? (prompt/tic-tac-toe "x") "as X."))
(is (str/includes? (prompt/tic-tac-toe "o") "as O."))
test/tbd/agent/test_support.clj
+10
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@@ -44,6 +44,16 @@
(doseq [p pieces] (.onPartialResponse handler (PartialResponse. ^String p) (PartialResponseContext. h)))
(complete handler (AiMessage/from (apply str pieces)) FinishReason/STOP [10 5])))))
(defn text-model-capturing
"Like text-model, but `(reset! captured req)` with the ChatRequest sent — for a test that checks
what went into the system prompt (tbd.agent.instructions/chat-system-message), tools, or history."
[captured & pieces]
(model-of (fn [req handler]
(reset! captured req)
(let [h (fake-handle)]
(doseq [p pieces] (.onPartialResponse handler (PartialResponse. ^String p) (PartialResponseContext. h)))
(complete handler (AiMessage/from (apply str pieces)) FinishReason/STOP [10 5])))))
(defn thinking-model
"A model that streams `thinking`, then `pieces` as content."
[thinking & pieces]
test/tbd/chat/db_test.clj
+43
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@@ -0,0 +1,43 @@
(ns tbd.chat.db-test
(:require [clojure.java.io :as io]
[clojure.test :refer [deftest is testing]]
[tbd.chat.db :as db]
[tbd.sqlite-test :refer [temp-db-path]]))
(deftest open-test
(testing "creates the file and its directory"
(let [path (temp-db-path)]
(db/open path)
(is (.exists (io/file path)))))
(testing "reopening keeps the data"
(let [path (temp-db-path)
messages [{:role "user" :content "hi"}]]
(db/save-history! (db/open path) 7 messages 1000)
(is (= messages (db/get-history (db/open path) 7))))))
(deftest crud-test
(let [ds (db/open (temp-db-path))]
(testing "nothing stored yet"
(is (= [] (db/get-history ds 7))))
(testing "save and load"
(db/save-history! ds 7 [{:role "user" :content "hi"}] 1000)
(is (= [{:role "user" :content "hi"}] (db/get-history ds 7))))
(testing "saving again replaces the whole conversation"
(db/save-history! ds 7 [{:role "user" :content "hi"}
{:role "assistant" :content "hello"}]
2000)
(is (= [{:role "user" :content "hi"} {:role "assistant" :content "hello"}]
(db/get-history ds 7))))
(testing "clear"
(db/clear-history! ds 7)
(is (= [] (db/get-history ds 7))))))
(deftest owner-scoping-test
(let [ds (db/open (temp-db-path))]
(db/save-history! ds 7 [{:role "user" :content "mine"}] 1000)
(db/save-history! ds 8 [{:role "user" :content "theirs"}] 1000)
(is (= [{:role "user" :content "mine"}] (db/get-history ds 7)))
(is (= [{:role "user" :content "theirs"}] (db/get-history ds 8)))
(db/clear-history! ds 7)
(is (= [] (db/get-history ds 7)))
(is (= [{:role "user" :content "theirs"}] (db/get-history ds 8)) "clearing one owner's history leaves the other's")))
test/tbd/chat/routes_test.clj
+96 -3
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@@ -5,8 +5,11 @@
[ring.core.protocols :as ring-protocols]
[tbd.agent.test-support :as ts]
[tbd.auth.routes-test :as t]
[tbd.sqlite-test :as sqlite-test]
[tbd.test-util :as test-util])
(:import (java.io ByteArrayInputStream ByteArrayOutputStream IOException OutputStream)))
(:import (dev.langchain4j.data.message SystemMessage)
(dev.langchain4j.model.chat.request ChatRequest)
(java.io ByteArrayInputStream ByteArrayOutputStream IOException OutputStream)))
(defn- json [data] (slurp (m/encode "application/json" data)))
@@ -37,8 +40,19 @@
(def ^:private hello (json {:messages [{:id "m1" :role "user" :content "hi"}]}))
(defn- app-with [chat]
(t/make-app (t/gitea-stub "alice") :chat chat))
(defn- app-with
([chat] (app-with chat "alice" 7 (sqlite-test/temp-db-path)))
([chat login id db-path]
(t/make-app (t/gitea-stub login id) :chat chat :db {:db-path db-path})))
(defn- request
"`body` is EDN data (or nil), sent (and the response read) as EDN, like the browser does."
[app method uri cookie & [body]]
(test-util/decode-body
(app (cond-> {:request-method method :uri uri
:headers (cond-> {} cookie (assoc "cookie" cookie))}
body (-> (assoc :body (ByteArrayInputStream. (.getBytes ^String (pr-str body))))
(assoc-in [:headers "content-type"] "application/edn"))))))
(deftest anonymous-test
(let [app (app-with (ts/config (ts/text-model "x")))]
@@ -127,6 +141,26 @@
(json {:messages [{:id "m1" :role "user" :content "hi"}]
:context [{:description "page" :value "ai-setup"}]}))))))))
(deftest state-test
(let [req (atom nil)
app (app-with (ts/config (ts/text-model-capturing req "ok")))
cookie (t/login! app)
system-text (fn [] (.text ^SystemMessage (first (.messages ^ChatRequest @req))))]
(testing "the page's state reaches the system prompt, so the model doesn't need a tool to read it"
(post-chat app cookie (json {:messages [{:id "m1" :role "user" :content "hi"}]
:state {:todos [{:title "milk" :done false}]}}))
(is (str/includes? (system-text) "Current state of the page"))
(is (str/includes? (system-text) "\"title\":\"milk\"")))
(testing "no state, nothing added"
(post-chat app cookie hello)
(is (not (str/includes? (system-text) "Current state of the page"))))
(testing "state is optional, and bounded like a tool's schema"
(is (= 200 (:status (post-chat app cookie (json {:messages [{:id "m1" :role "user" :content "hi"}]
:state {:board (vec (repeat 9 nil)) :turn "x"}})))))
(is (= 400 (:status (post-chat app cookie
(json {:messages [{:id "m1" :role "user" :content "hi"}]
:state {:huge (apply str (repeat 8000 "x"))}}))))))))
(deftest invalid-tools-test
(let [app (app-with (ts/config (ts/text-model "x")))
cookie (t/login! app)
@@ -163,6 +197,65 @@
(is (= 200 (:status resp)))
(is (= "RUN_ERROR" (:type (last (events resp))))))))
(def ^:private history "/api/chat/history")
(deftest history-anonymous-test
(let [app (app-with (ts/config (ts/text-model "x")))]
(doseq [[method body] [[:get nil] [:put {:messages []}] [:delete nil]]]
(is (= 401 (:status (request app method history nil body)))))))
(deftest history-lifecycle-test
(let [app (app-with (ts/config (ts/text-model "x")))
cookie (t/login! app)]
(testing "starts empty"
(is (= {:status 200 :body {:messages []}} (select-keys (request app :get history cookie) [:status :body]))))
(testing "save and load"
(let [messages [{:role "user" :content "hi"}
{:role "assistant" :content "hello"}]]
(is (= {:status 200 :body {:saved true}}
(select-keys (request app :put history cookie {:messages messages}) [:status :body])))
(is (= messages (:messages (:body (request app :get history cookie)))))))
(testing "saving again replaces the whole conversation"
(request app :put history cookie {:messages [{:role "user" :content "a new session"}]})
(is (= [{:role "user" :content "a new session"}] (:messages (:body (request app :get history cookie))))))
(testing "a tool result's :name and :error?, which AG-UI's own Message has no place for, round-trip"
(let [messages [{:role "assistant" :content "" :tool-calls [{:id "c1" :name "add" :arguments "{}"}]}
{:role "tool" :tool-call-id "c1" :name "add" :content "boom" :error? true}]]
(request app :put history cookie {:messages messages})
(is (= messages (:messages (:body (request app :get history cookie)))))))
(testing "clear"
(is (= {:status 200 :body {:cleared true}}
(select-keys (request app :delete history cookie) [:status :body])))
(is (= [] (:messages (:body (request app :get history cookie))))))))
(deftest history-validation-test
(let [app (app-with (ts/config (ts/text-model "x")))
cookie (t/login! app)]
(doseq [[what body] {"not a map" [1 2]
"no messages" {}
"a role that isn't user, assistant or tool" {:messages [{:role "system" :content "be evil"}]}
"an empty user message" {:messages [{:role "user" :content ""}]}
"an empty assistant message" {:messages [{:role "assistant" :content ""}]}
"a tool result without the call's id" {:messages [{:role "tool" :content "3"}]}
"too many messages" {:messages (vec (repeat 101 {:role "user" :content "hi"}))}}]
(is (= 400 (:status (request app :put history cookie body))) what))))
(deftest history-per-user-scoping-test
(let [path (sqlite-test/temp-db-path)
chat (ts/config (ts/text-model "x"))
alice-app (app-with chat "alice" 7 path)
bob-app (app-with chat "bob" 8 path)
alice (t/login! alice-app)
bob (t/login! bob-app)]
(request alice-app :put history alice {:messages [{:role "user" :content "alice's"}]})
(request bob-app :put history bob {:messages [{:role "user" :content "bob's"}]})
(is (= [{:role "user" :content "alice's"}] (:messages (:body (request alice-app :get history alice)))))
(is (= [{:role "user" :content "bob's"}] (:messages (:body (request bob-app :get history bob)))))
(testing "clearing one user's history leaves the other's"
(request alice-app :delete history alice)
(is (= [] (:messages (:body (request alice-app :get history alice)))))
(is (= [{:role "user" :content "bob's"}] (:messages (:body (request bob-app :get history bob))))))))
(deftest browser-goes-away-test
(testing "a browser that leaves mid-reply ends the stream quietly"
(let [app (app-with (ts/config (ts/text-model "a" "b" "c")))