feat: integrate Pi backend and Pi Web

pi/packages/coding-agent/test/interactive-mode-anthropic-warning.test.ts

@@ -0,0 +1,89 @@
+import { describe, expect, test, vi } from "vitest";
+import { InteractiveMode } from "../src/modes/interactive/interactive-mode.ts";
+
+function createSettingsManager(warnings: { anthropicExtraUsage?: boolean } = {}) {
+	return {
+		getWarnings: vi.fn().mockReturnValue(warnings),
+	};
+}
+
+function createModelRuntime(credential: { type: "oauth" } | undefined, apiKey?: string) {
+	return {
+		checkAuth: vi.fn().mockResolvedValue(credential),
+		getAuth: vi.fn().mockResolvedValue(apiKey ? { auth: { apiKey } } : undefined),
+	};
+}
+
+describe("InteractiveMode.maybeWarnAboutAnthropicSubscriptionAuth", () => {
+	test("warns once when Anthropic subscription auth is detected", async () => {
+		const modelRuntime = createModelRuntime(undefined, "sk-ant-oat01-test");
+		const fakeThis: any = {
+			anthropicSubscriptionWarningShown: false,
+			settingsManager: createSettingsManager(),
+			session: { modelRuntime },
+			showWarning: vi.fn(),
+		};
+
+		await (InteractiveMode as any).prototype.maybeWarnAboutAnthropicSubscriptionAuth.call(fakeThis, {
+			provider: "anthropic",
+		});
+		await (InteractiveMode as any).prototype.maybeWarnAboutAnthropicSubscriptionAuth.call(fakeThis, {
+			provider: "anthropic",
+		});
+
+		expect(fakeThis.showWarning).toHaveBeenCalledTimes(1);
+		expect(modelRuntime.getAuth).toHaveBeenCalledTimes(1);
+	});
+
+	test("warns when Anthropic OAuth is stored even if token refresh lookup would fail", async () => {
+		const modelRuntime = createModelRuntime({ type: "oauth" });
+		const fakeThis: any = {
+			anthropicSubscriptionWarningShown: false,
+			settingsManager: createSettingsManager(),
+			session: { modelRuntime },
+			showWarning: vi.fn(),
+		};
+
+		await (InteractiveMode as any).prototype.maybeWarnAboutAnthropicSubscriptionAuth.call(fakeThis, {
+			provider: "anthropic",
+		});
+
+		expect(fakeThis.showWarning).toHaveBeenCalledTimes(1);
+		expect(modelRuntime.getAuth).not.toHaveBeenCalled();
+	});
+
+	test("does not warn for non-Anthropic models", async () => {
+		const modelRuntime = createModelRuntime(undefined);
+		const fakeThis: any = {
+			anthropicSubscriptionWarningShown: false,
+			settingsManager: createSettingsManager(),
+			session: { modelRuntime },
+			showWarning: vi.fn(),
+		};
+
+		await (InteractiveMode as any).prototype.maybeWarnAboutAnthropicSubscriptionAuth.call(fakeThis, {
+			provider: "openai",
+		});
+
+		expect(fakeThis.showWarning).not.toHaveBeenCalled();
+		expect(modelRuntime.getAuth).not.toHaveBeenCalled();
+	});
+
+	test("does not warn when Anthropic extra usage warning is disabled", async () => {
+		const modelRuntime = createModelRuntime(undefined);
+		const fakeThis: any = {
+			anthropicSubscriptionWarningShown: false,
+			settingsManager: createSettingsManager({ anthropicExtraUsage: false }),
+			session: { modelRuntime },
+			showWarning: vi.fn(),
+		};
+
+		await (InteractiveMode as any).prototype.maybeWarnAboutAnthropicSubscriptionAuth.call(fakeThis, {
+			provider: "anthropic",
+		});
+
+		expect(fakeThis.showWarning).not.toHaveBeenCalled();
+		expect(modelRuntime.checkAuth).not.toHaveBeenCalled();
+		expect(modelRuntime.getAuth).not.toHaveBeenCalled();
+	});
+});