chore: import upstream snapshot with attribution

scripts/test_e2e.sh

@@ -0,0 +1,76 @@
+#!/bin/bash
+# End-to-end test script for jcode
+
+set -e
+
+repo_root=$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)
+cargo_exec="$repo_root/scripts/cargo_exec.sh"
+
+run_cargo() {
+    (cd "$repo_root" && "$cargo_exec" "$@")
+}
+
+echo "=== E2E Testing Script for jcode ==="
+echo ""
+
+# Test 1: Check binary exists and runs
+echo "Test 1: Check jcode binary..."
+if command -v jcode &> /dev/null; then
+    echo "✓ jcode binary found"
+    jcode --version
+else
+    echo "✗ jcode binary not found"
+    exit 1
+fi
+
+# Test 2: Run unit tests
+echo ""
+echo "Test 2: Run unit tests..."
+run_cargo test 2>&1 | tail -5
+echo "✓ Unit tests passed"
+
+# Test 3: Check protocol serialization
+echo ""
+echo "Test 3: Protocol serialization test..."
+run_cargo test protocol::tests --quiet
+echo "✓ Protocol tests passed"
+
+# Test 4: Check TUI app tests
+echo ""
+echo "Test 4: TUI app tests..."
+run_cargo test tui::app::tests --quiet
+echo "✓ TUI app tests passed"
+
+# Test 5: Check markdown rendering tests
+echo ""
+echo "Test 5: Markdown rendering tests..."
+run_cargo test tui::markdown::tests --quiet
+echo "✓ Markdown tests passed"
+
+# Test 6: E2E tests
+echo ""
+echo "Test 6: E2E integration tests..."
+run_cargo test --test e2e --quiet
+echo "✓ E2E tests passed"
+
+if [[ "${JCODE_REAL_PROVIDER:-0}" == "1" ]]; then
+    echo ""
+    echo "Test 7: Real provider smoke (JCODE_REAL_PROVIDER=1)..."
+    scripts/real_provider_smoke.sh
+    echo "✓ Real provider smoke passed"
+fi
+
+if [[ "${JCODE_REAL_AUTH_TEST:-0}" == "1" ]]; then
+    echo ""
+    echo "Test 8: Auth E2E validation (JCODE_REAL_AUTH_TEST=1)..."
+    scripts/test_auth_e2e.sh
+    echo "✓ Auth E2E validation passed"
+fi
+
+echo ""
+echo "=== All tests passed! ==="
+echo ""
+echo "To test interactively:"
+echo "  jcode        # Start TUI mode"
+echo "  jcode server # Start server mode"
+echo "  jcode client # Connect to server"