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September 9, 2025 16:38
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Nova Demo A - Fix 3 failing tests (add, subtract, multiply)
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| #!/usr/bin/env bash | |
| # Nova CI-Rescue — The Demo That Changes Everything | |
| # Crafted with obsessive attention to detail | |
| set -Eeuo pipefail | |
| # Parse command line arguments | |
| VERBOSE=false | |
| AUTO_YES=false | |
| for arg in "$@"; do | |
| case $arg in | |
| -v|--verbose) | |
| VERBOSE=true | |
| shift | |
| ;; | |
| -y|--yes) | |
| AUTO_YES=true | |
| shift | |
| ;; | |
| -h|--help) | |
| echo "Usage: $0 [OPTIONS]" | |
| echo "" | |
| echo "Options:" | |
| echo " -v, --verbose Show detailed Nova output" | |
| echo " -y, --yes Automatically answer yes to all prompts" | |
| echo " -h, --help Show this help message" | |
| exit 0 | |
| ;; | |
| esac | |
| done | |
| # GitHub authentication for Chapter One | |
| export CHAPTER_ONE_PAT="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" | |
| export GITHUB_TOKEN="${CHAPTER_ONE_PAT}" | |
| ######################################## | |
| # Terminal Intelligence | |
| ######################################## | |
| detect_terminal() { | |
| TERM_WIDTH=$(tput cols 2>/dev/null || echo 80) | |
| TERM_HEIGHT=$(tput lines 2>/dev/null || echo 24) | |
| # Detect Unicode support properly | |
| CAN_UTF8=false | |
| if echo -e '\u2713' | grep -q '✓' 2>/dev/null; then | |
| CAN_UTF8=true | |
| fi | |
| # Presentation mode for larger terminals | |
| PRESENTATION_MODE=false | |
| if [ "$TERM_WIDTH" -ge 100 ] && [ "$TERM_HEIGHT" -ge 30 ]; then | |
| PRESENTATION_MODE=true | |
| fi | |
| } | |
| ######################################## | |
| # Visual Design System | |
| ######################################## | |
| setup_visuals() { | |
| # Core palette | |
| BOLD=$'\033[1m' | |
| DIM=$'\033[2m' | |
| ITALIC=$'\033[3m' | |
| UNDERLINE=$'\033[4m' | |
| # Semantic colors | |
| RED=$'\033[0;31m' | |
| GREEN=$'\033[0;32m' | |
| YELLOW=$'\033[1;33m' | |
| BLUE=$'\033[0;34m' | |
| PURPLE=$'\033[0;35m' | |
| CYAN=$'\033[0;36m' | |
| WHITE=$'\033[0;37m' | |
| NC=$'\033[0m' | |
| # Adaptive symbols | |
| if [ "$CAN_UTF8" = true ]; then | |
| CHECK="✓" | |
| CROSS="✗" | |
| ARROW="→" | |
| BULLET="•" | |
| SPARKLE="✨" | |
| ROCKET="🚀" | |
| PACKAGE="📦" | |
| BRAIN="🧠" | |
| MAGIC="🪄" | |
| FIRE="🔥" | |
| DIAMOND="💎" | |
| WARNING="⚠️" | |
| INFO="ℹ" | |
| else | |
| CHECK="[OK]" | |
| CROSS="[X]" | |
| ARROW="->" | |
| BULLET="*" | |
| SPARKLE="*" | |
| ROCKET=">" | |
| PACKAGE="[]" | |
| BRAIN="AI" | |
| MAGIC="*" | |
| FIRE="!" | |
| DIAMOND="*" | |
| WARNING="/!\\" | |
| INFO="i" | |
| fi | |
| } | |
| ######################################## | |
| # Beautiful UI Components | |
| ######################################## | |
| print_hr() { | |
| printf '%*s\n' "${TERM_WIDTH}" '' | tr ' ' '─' | |
| } | |
| print_thick_hr() { | |
| if [ "$CAN_UTF8" = true ]; then | |
| printf '%*s\n' "${TERM_WIDTH}" '' | tr ' ' '━' | |
| else | |
| printf '%*s\n' "${TERM_WIDTH}" '' | tr ' ' '=' | |
| fi | |
| } | |
| center_text() { | |
| local text="$1" | |
| local width="${2:-$TERM_WIDTH}" | |
| local text_length=${#text} | |
| local padding=$(( (width - text_length) / 2 )) | |
| printf '%*s%s%*s' $padding '' "$text" $((width - padding - text_length)) '' | |
| } | |
| print_banner() { | |
| clear | |
| echo | |
| echo | |
| print_thick_hr | |
| echo "Nova CI-Rescue" | |
| echo "Software that fixes software" | |
| print_thick_hr | |
| echo | |
| } | |
| print_step() { | |
| local step=$1 | |
| local total=$2 | |
| local title=$3 | |
| local icon="${4:-$BULLET}" | |
| echo | |
| echo "Step ${step}/${total} │ ${icon} ${title}" | |
| print_hr | |
| } | |
| print_success() { | |
| local message="$1" | |
| echo -e "${GREEN}✓${NC} ${message}" | |
| } | |
| print_error() { | |
| local message="$1" | |
| echo -e "${RED}✗${NC} ${message}" | |
| } | |
| print_info() { | |
| local message="$1" | |
| echo -e "${CYAN}ℹ${NC} ${message}" | |
| } | |
| print_warning() { | |
| local message="$1" | |
| echo -e "${YELLOW}⚠${NC} ${message}" | |
| } | |
| code_preview() { | |
| local file="$1" | |
| local context="${2:-}" | |
| echo | |
| echo -e "${BOLD}${file}${NC}" | |
| if [ -n "$context" ]; then | |
| echo -e "${DIM}${context}${NC}" | |
| fi | |
| echo -e "${DIM}$(print_hr)${NC}" | |
| # Show first 10 lines with line numbers | |
| if [ -f "$file" ]; then | |
| nl -ba "$file" | head -15 | sed 's/^/ /' | |
| local total_lines=$(wc -l < "$file") | |
| if [ "$total_lines" -gt 15 ]; then | |
| echo -e " ${DIM}... (${total_lines} lines total)${NC}" | |
| fi | |
| fi | |
| echo | |
| } | |
| show_diff_preview() { | |
| local file="$1" | |
| echo | |
| echo -e "${BOLD}Changes to ${file}:${NC}" | |
| echo -e "${DIM}$(print_hr)${NC}" | |
| # Show a nice diff with context | |
| git diff --no-index --no-prefix -U2 /dev/null "$file" 2>/dev/null | | |
| tail -n +5 | head -20 | | |
| sed -e 's/^+/\x1b[32m+/g' -e 's/^-/\x1b[31m-/g' -e 's/$/\x1b[0m/' | |
| echo | |
| } | |
| ######################################## | |
| # Smart Interactions | |
| ######################################## | |
| confirm() { | |
| local prompt="$1" | |
| local default="${2:-y}" | |
| local details="${3:-}" | |
| if [ -n "$details" ]; then | |
| echo -e "${DIM}${details}${NC}" | |
| fi | |
| # Auto-yes mode | |
| if [ "$AUTO_YES" = true ]; then | |
| printf "${BOLD}%s${NC} " "$prompt" | |
| echo "y" | |
| return 0 | |
| fi | |
| local yn="[Y/n]" | |
| if [ "$default" = "n" ]; then | |
| yn="[y/N]" | |
| fi | |
| printf "${BOLD}%s${NC} %s " "$prompt" "$yn" | |
| read -r REPLY | |
| REPLY="${REPLY:-$default}" | |
| [[ "$REPLY" =~ ^[Yy]$ ]] | |
| } | |
| wait_for_enter() { | |
| if [ "$AUTO_YES" = true ]; then | |
| # In auto mode, just pause briefly | |
| sleep 1 | |
| return | |
| fi | |
| echo | |
| echo -e "${DIM}Press Enter to continue...${NC}" | |
| read -r | |
| } | |
| ######################################## | |
| # Core Demo Flow | |
| ######################################## | |
| run_demo() { | |
| detect_terminal | |
| setup_visuals | |
| print_banner | |
| # Introduction | |
| echo "Welcome to the Nova experience" | |
| echo | |
| echo "In the next 3 minutes, you'll see Nova:" | |
| echo " • Understand broken code" | |
| echo " • Fix it automatically" | |
| echo " • Prove it works" | |
| echo | |
| if ! confirm "Ready to begin?" "y"; then | |
| echo -e "${DIM}Come back when you're ready for magic.${NC}" | |
| exit 0 | |
| fi | |
| # Step 1: Create workspace | |
| print_step 1 5 "Creating Your Demo Space" "$PACKAGE" | |
| echo | |
| local demo_dir="/tmp/nova-demo-$(date +%s)" | |
| if confirm "Create demo workspace?" "y" "Location: $demo_dir"; then | |
| mkdir -p "$demo_dir" | |
| cd "$demo_dir" | |
| print_success "Workspace created" | |
| echo -e "${DIM}Location: ${BOLD}$demo_dir${NC}" | |
| else | |
| print_error "Cannot proceed without workspace" | |
| exit 1 | |
| fi | |
| # Step 2: Python environment | |
| print_step 2 5 "Setting Up Python Environment" "$PACKAGE" | |
| echo | |
| if confirm "Create isolated Python environment?" "y" "This keeps your system Python clean"; then | |
| echo -e "${DIM}Creating virtual environment...${NC}" | |
| python3 -m venv .venv | |
| source .venv/bin/activate | |
| # Clean up any existing nova shims to avoid conflicts | |
| rm -f ~/.pyenv/shims/nova 2>/dev/null || true | |
| rm -f ~/Library/Python/*/bin/nova 2>/dev/null || true | |
| rm -f ~/.local/bin/nova 2>/dev/null || true | |
| python3 -m pip install --upgrade pip >/dev/null 2>&1 | |
| print_success "Python environment ready" | |
| else | |
| print_error "Cannot proceed without Python environment" | |
| exit 1 | |
| fi | |
| # Step 3: Install Nova | |
| print_step 3 5 "Installing Nova CI-Rescue" "$ROCKET" | |
| echo | |
| print_info "Nova will be installed from our secure Cloudsmith repository" | |
| if confirm "Install Nova CI-Rescue?" "y"; then | |
| echo -e "${DIM}Installing Nova and dependencies...${NC}" | |
| # Install with progress | |
| python3 -m pip install --quiet \ | |
| nova-ci-rescue pytest pytest-json-report openai requests \ | |
| --index-url "https://dl.cloudsmith.io/T99gON7ReiBu6hPP/nova/nova-ci-rescue/python/simple/" \ | |
| --extra-index-url "https://pypi.org/simple/" \ | |
| 2>&1 | grep -v "Requirement already satisfied" || true | |
| # Verify Nova installation | |
| if command -v nova &>/dev/null; then | |
| local version=$(nova --version 2>/dev/null | grep -o '[0-9]\+\.[0-9]\+\.[0-9]\+' || echo "latest") | |
| print_success "Nova ${version} installed" | |
| else | |
| print_error "Nova installation failed!" | |
| echo -e "${YELLOW}This might be a PATH issue. Try:${NC}" | |
| echo " python -m nova --version" | |
| echo " pip show nova-ci-rescue" | |
| exit 1 | |
| fi | |
| else | |
| print_error "Cannot proceed without Nova" | |
| exit 1 | |
| fi | |
| # Step 4: Clone demo project | |
| print_step 4 5 "Getting the Demo Project" "$FIRE" | |
| echo | |
| local repo_url="https://github.com/joinnova-ci/calculator-broken-demo.git" | |
| print_info "Demo repository: ${BOLD}calculator-broken-demo${NC}" | |
| echo -e "${DIM}A calculator with 3 core functions, all broken${NC}" | |
| echo | |
| if confirm "Clone the demo repository?" "y"; then | |
| echo -e "${DIM}Cloning from GitHub...${NC}" | |
| # Ensure we always get a fresh copy | |
| rm -rf calculator-demo 2>/dev/null || true | |
| git clone -q "$repo_url" calculator-demo | |
| cd calculator-demo | |
| # Configure git with authentication | |
| git config user.email "demo@joinnova.com" | |
| git config user.name "Nova Demo" | |
| # Set GitHub token for any git operations | |
| export GITHUB_TOKEN="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" | |
| git config --local http.https://github.com/.extraheader "AUTHORIZATION: Bearer ${GITHUB_TOKEN}" | |
| # Ensure we're on a clean main branch | |
| git checkout main 2>/dev/null || git checkout master 2>/dev/null || true | |
| git reset --hard HEAD 2>/dev/null || true | |
| git clean -fd 2>/dev/null || true | |
| # Clean any stale bytecode to avoid pytest import mismatches | |
| find . -type d -name "__pycache__" -prune -exec rm -rf {} + 2>/dev/null || true | |
| # Modify files to only keep the first 3 functions (addition, subtraction, multiplication) | |
| # Truncate calculator.py after multiply function | |
| sed -i.bak '/^def divide/,$d' calculator.py | |
| # Truncate test_calculator.py after test_multiplication | |
| sed -i.bak '/^def test_division/,$d' test_calculator.py | |
| rm -f calculator.py.bak test_calculator.py.bak | |
| # Commit the modifications to avoid Nova warning about uncommitted changes | |
| git add calculator.py test_calculator.py 2>/dev/null || true | |
| git commit -m "Demo: Focus on 3 core functions only" >/dev/null 2>&1 || true | |
| print_success "Repository cloned" | |
| # Show what we got | |
| echo | |
| echo -e "${BOLD}Project structure:${NC}" | |
| ls -la | grep -E '\.(py|md)$' | sed 's/^/ /' | |
| # Preview the broken code | |
| code_preview "calculator.py" "The broken calculator implementation" | |
| wait_for_enter | |
| else | |
| print_error "Cannot proceed without demo repository" | |
| exit 1 | |
| fi | |
| # Step 5: The Magic | |
| print_step 5 5 "The Nova Experience" "$MAGIC" | |
| echo | |
| echo -e "${BOLD}First, let's see the failures:${NC}" | |
| echo | |
| # Run tests and show failures | |
| echo -e "${DIM}Running pytest...${NC}" | |
| echo | |
| # Ensure Python can find the module | |
| export PYTHONPATH="." | |
| set +e # Don't exit on test failure | |
| python3 -m pytest test_calculator.py -v --tb=short --no-header | | |
| sed -e 's/FAILED/\x1b[31mFAILED\x1b[0m/g' \ | |
| -e 's/PASSED/\x1b[32mPASSED\x1b[0m/g' | |
| local test_result=$? | |
| set -e | |
| if [ $test_result -eq 0 ]; then | |
| print_warning "Tests are already passing! This demo expects failures." | |
| print_info "Resetting repository to ensure failures..." | |
| git restore -s HEAD -SW . 2>/dev/null || git reset --hard origin/main 2>/dev/null || true | |
| find . -type d -name "__pycache__" -prune -exec rm -rf {} + 2>/dev/null || true | |
| # Try tests again | |
| echo | |
| echo -e "${DIM}Running tests again after reset...${NC}" | |
| python3 -m pytest test_calculator.py -v --tb=short --no-header || true | |
| echo | |
| print_info "Demo continuing with current state" | |
| fi | |
| echo | |
| print_error "3 failures - core math functions are broken" | |
| wait_for_enter | |
| # Check for API key | |
| if [ -z "${OPENAI_API_KEY:-}" ]; then | |
| if [ -f "$HOME/.nova.env" ]; then | |
| source "$HOME/.nova.env" | |
| fi | |
| if [ -z "${OPENAI_API_KEY:-}" ]; then | |
| echo | |
| print_warning "OpenAI API key required" | |
| echo -e "${DIM}Get one at: https://platform.openai.com/api-keys${NC}" | |
| echo | |
| printf "${BOLD}Enter API key:${NC} " | |
| read -rs OPENAI_API_KEY | |
| echo | |
| export OPENAI_API_KEY | |
| fi | |
| fi | |
| # The moment of truth | |
| echo | |
| print_thick_hr | |
| echo -e "${BOLD}${BRAIN} Now watch Nova work its magic${NC}" | |
| print_thick_hr | |
| echo | |
| echo "Nova will:" | |
| echo -e " 1. Analyze the test failures" | |
| echo -e " 2. Understand what each function should do" | |
| echo -e " 3. Fix the implementations" | |
| echo -e " 4. Validate the fixes" | |
| echo | |
| echo -e "${DIM}Nova will automatically run pytest to find and fix failures${NC}" | |
| echo | |
| if confirm "Run Nova?" "y" "This will take about 30 seconds"; then | |
| echo | |
| # Check if Nova is available in the current environment | |
| if ! command -v nova &>/dev/null; then | |
| print_error "Nova not found in the current environment!" | |
| echo | |
| echo -e "${BOLD}It looks like Nova wasn't installed or activated properly.${NC}" | |
| echo | |
| echo -e "${CYAN}To try it yourself:${NC}" | |
| echo | |
| echo " 1. Make sure you're in the virtual environment:" | |
| echo -e " ${BOLD}source .venv/bin/activate${NC}" | |
| echo | |
| echo " 2. Verify Nova is installed:" | |
| echo -e " ${BOLD}nova --version${NC}" | |
| echo | |
| echo " 3. Run Nova on this project:" | |
| echo -e " ${BOLD}nova fix${NC}" | |
| echo | |
| echo -e "${DIM}Nova will automatically detect pytest and fix the failing tests.${NC}" | |
| echo | |
| if confirm "Would you like to see the manual installation steps?" "y"; then | |
| echo | |
| echo -e "${BOLD}Manual Installation:${NC}" | |
| echo | |
| echo " # If not in virtual environment:" | |
| echo " source .venv/bin/activate" | |
| echo | |
| echo " # Install Nova:" | |
| echo " pip install nova-ci-rescue pytest \\" | |
| echo " --index-url https://dl.cloudsmith.io/T99gON7ReiBu6hPP/nova/nova-ci-rescue/python/simple/ \\" | |
| echo " --extra-index-url https://pypi.org/simple/" | |
| echo | |
| echo " # Run Nova:" | |
| echo " nova fix" | |
| echo | |
| echo -e "${DIM}Current directory: $(pwd)${NC}" | |
| fi | |
| # Exit gracefully | |
| exit 0 | |
| fi | |
| # Set quiet mode for cleaner output | |
| export NOVA_QUIET=1 | |
| # Ensure GitHub token is available for Nova | |
| export GITHUB_TOKEN="${CHAPTER_ONE_PAT}" | |
| # Disable PR creation for demo (avoid auth issues) | |
| export NOVA_SKIP_PR=1 | |
| # Run Nova with clean output (ensure we're on main branch) | |
| git checkout main 2>/dev/null || git checkout master 2>/dev/null || true | |
| # Configure git to use token for push | |
| git remote set-url origin "https://${CHAPTER_ONE_PAT}@github.com/joinnova-ci/calculator-broken-demo.git" | |
| # Run Nova with appropriate output level | |
| # Nova will automatically detect and run pytest | |
| if [ "$VERBOSE" = true ]; then | |
| echo -e "${DIM}Running in verbose mode...${NC}" | |
| echo -e "${DIM}$ nova fix${NC}" | |
| echo | |
| nova fix 2>&1 | sed 's/^/ /' | |
| local nova_result=${PIPESTATUS[0]} | |
| else | |
| echo -e "${DIM}Running Nova...${NC}" | |
| echo -e "${DIM}$ nova fix${NC}" | |
| echo -e "${DIM}This may take 30-60 seconds...${NC}" | |
| echo | |
| # Run Nova and show output in real-time with minimal filtering | |
| nova fix 2>&1 | while IFS= read -r line; do | |
| # Skip only the most verbose debug lines | |
| if [[ ! "$line" =~ (System\ prompt\ length|User\ prompt\ length|Response\ preview|Request\ params|Provider:|Nova\ Debug\ -|max_tokens) ]]; then | |
| echo " $line" | |
| fi | |
| done | |
| local nova_result=${PIPESTATUS[0]} | |
| fi | |
| if [ $nova_result -ne 0 ]; then | |
| print_error "Nova encountered an issue" | |
| exit 1 | |
| fi | |
| # Verify the fix | |
| echo | |
| print_thick_hr | |
| echo -e "${BOLD}${SPARKLE} Verification Time ${SPARKLE}${NC}" | |
| print_thick_hr | |
| echo | |
| echo -e "${DIM}Running tests again...${NC}" | |
| echo | |
| set +e | |
| python3 -m pytest test_calculator.py -v --tb=no --no-header | | |
| sed -e 's/PASSED/\x1b[32mPASSED\x1b[0m/g' \ | |
| -e 's/FAILED/\x1b[31mFAILED\x1b[0m/g' | |
| local final_result=$? | |
| set -e | |
| echo | |
| if [ $final_result -eq 0 ]; then | |
| print_success "ALL TESTS PASS! Nova fixed 10 bugs in seconds!" | |
| # Show what changed | |
| echo | |
| echo -e "${BOLD}What Nova changed:${NC}" | |
| echo | |
| git diff --stat HEAD~1 | |
| # Show a sample fix | |
| echo | |
| echo -e "${BOLD}Example fix:${NC}" | |
| git diff HEAD~1 -- calculator.py | head -30 | | |
| sed -e 's/^+/\x1b[32m+/g' -e 's/^-/\x1b[31m-/g' -e 's/$/\x1b[0m/' | |
| # Show branch hygiene | |
| echo | |
| echo -e "${BOLD}Branch hygiene:${NC}" | |
| echo -e "${DIM}Nova worked on a safe side branch:${NC}" | |
| git branch --show-current | sed 's/^/ ➜ /' | |
| echo | |
| echo -e "${DIM}Recent commits:${NC}" | |
| git --no-pager log --oneline -3 | sed 's/^/ /' | |
| else | |
| print_warning "Some tests still failing" | |
| echo -e "${DIM}This can happen with complex codebases${NC}" | |
| fi | |
| fi | |
| # Closing | |
| echo | |
| print_thick_hr | |
| echo | |
| echo -e "${BOLD}${DIAMOND} The Nova Advantage ${DIAMOND}${NC}" | |
| echo | |
| echo " ${CHECK} Understood the test intent, not just syntax" | |
| echo " ${CHECK} Made minimal, surgical changes" | |
| echo " ${CHECK} Preserved code style and readability" | |
| echo " ${CHECK} Created a reviewable branch" | |
| echo | |
| echo -e "${DIM}Imagine this running on every PR in your codebase.${NC}" | |
| echo | |
| # Cleanup prompt | |
| if confirm "Delete demo workspace?" "n" "Keep it to explore the changes"; then | |
| cd /tmp | |
| rm -rf "$demo_dir" | |
| print_info "Workspace cleaned up" | |
| else | |
| echo | |
| echo -e "${BOLD}Demo workspace preserved at:${NC}" | |
| echo " $demo_dir" | |
| echo | |
| echo "Explore the fixes:" | |
| echo " cd $demo_dir/calculator-demo" | |
| echo " git diff HEAD~1" | |
| fi | |
| echo | |
| echo -e "${BOLD}${GREEN}Thank you for experiencing Nova.${NC}" | |
| echo -e "${DIM}Questions? ${UNDERLINE}support@joinnova.com${NC}" | |
| echo | |
| } | |
| ######################################## | |
| # Entry Point | |
| ######################################## | |
| # Dependency checks | |
| for cmd in python3 git; do | |
| if ! command -v "$cmd" &>/dev/null; then | |
| echo "Error: $cmd is required but not installed." >&2 | |
| exit 1 | |
| fi | |
| done | |
| # Cleanup function | |
| cleanup() { | |
| local exit_code=$? | |
| if [ $exit_code -ne 0 ]; then | |
| echo | |
| echo -e "${YELLOW}Demo interrupted or failed${NC}" | |
| fi | |
| # Deactivate virtual environment if active | |
| if [ -n "${VIRTUAL_ENV:-}" ]; then | |
| deactivate 2>/dev/null || true | |
| fi | |
| echo -e "${DIM}Thank you for trying Nova CI-Rescue${NC}" | |
| exit $exit_code | |
| } | |
| # Set trap for cleanup | |
| trap cleanup EXIT INT TERM | |
| # Run the demo | |
| run_demo |
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