refactor: centralize all tests into src/tests/ (#58)

Co-authored-by: letta-code <248085862+letta-code@users.noreply.github.com>
Co-authored-by: Charles Packer <cpacker@users.noreply.github.com>

src/tests/image.test.ts

@@ -1,7 +1,7 @@
 import { describe, expect, test, mock, beforeAll, afterAll } from "bun:test";
 import { writeFileSync, unlinkSync } from "node:fs";
 import { join } from "node:path";
-import { imageFromFile, imageFromBase64, imageFromURL } from "./index.js";
+import { imageFromFile, imageFromBase64, imageFromURL } from "../index.js";
 
 describe("Image helpers", () => {
   describe("imageFromFile", () => {

src/tests/interactiveToolPolicy.test.ts

@@ -3,7 +3,7 @@ import {
   isHeadlessAutoAllowTool,
   isInteractiveApprovalTool,
   requiresRuntimeUserInput,
-} from "./interactiveToolPolicy.js";
+} from "../interactiveToolPolicy.js";
 
 describe("interactive tool policy", () => {
   test("marks interactive approval tools", () => {

src/tests/session.test.ts

@@ -1,6 +1,6 @@
 import { describe, expect, test } from "bun:test";
-import { Session } from "./session.js";
-import type { MessageWire, SDKMessage, WireMessage } from "./types.js";
+import { Session } from "../session.js";
+import type { MessageWire, SDKMessage, WireMessage } from "../types.js";
 
 const BUFFER_LIMIT = 100;
 

src/tests/transport.test.ts

@@ -1,7 +1,7 @@
 import { describe, expect, test } from "bun:test";
 import { createRequire } from "node:module";
 import { existsSync } from "node:fs";
-import { SubprocessTransport } from "./transport.js";
+import { SubprocessTransport } from "../transport.js";
 
 describe("CLI resolution", () => {
   test("resolves @letta-ai/letta-code via package main export", () => {

src/tests/validation.test.ts

@@ -1,5 +1,5 @@
 import { describe, expect, test } from "bun:test";
-import { validateCreateAgentOptions, validateCreateSessionOptions } from "./validation.js";
+import { validateCreateAgentOptions, validateCreateSessionOptions } from "../validation.js";
 
 describe("validation", () => {
   test("accepts valid session skill/reminder/sleeptime options", () => {