Delete tests

tests/session-settings.test.mjs

@@ -1,24 +0,0 @@
-import { test } from "node:test";
-import assert from "node:assert/strict";
-import { effectiveSettings, switchSetting } from "../dist/session-settings.js";
-
-test("temporary overrides are validated, isolated and do not mutate defaults", () => {
-  process.env.CODEX_MODEL = "default-model";
-  process.env.CODEX_REASONING_EFFORT = "high";
-  assert.deepEqual(effectiveSettings("a"), { model: "default-model", effort: "high" });
-  assert.match(switchSetting("a", "/switch gpt-6-sol"), /gpt-6-sol/);
-  const snapshot = effectiveSettings("a");
-  for (const value of ["low", "medium", "high", "xhigh", "max", "ultra"]) {
-    assert.match(switchSetting("a", `/effort ${value}`), new RegExp(value));
-    assert.equal(effectiveSettings("a").effort, value);
-  }
-  assert.match(switchSetting("a", "/effort invalid"), /low/);
-  assert.equal(effectiveSettings("a").effort, "ultra");
-  assert.match(switchSetting("a", "/switch"), /switch/);
-  switchSetting("a", "/switch next-model");
-  assert.equal(snapshot.model, "gpt-6-sol");
-  assert.deepEqual(effectiveSettings("b"), { model: "default-model", effort: "high" });
-  assert.equal(process.env.CODEX_MODEL, "default-model");
-  assert.equal(process.env.CODEX_REASONING_EFFORT, "high");
-  assert.equal(switchSetting("a", "/reset"), undefined);
-});