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Linux installer and transport tests - #33

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icarus-help wants to merge 2 commits into
aaronsb:mainfrom
icarus-help:icarus-help-test-linux-build
Open

Linux installer and transport tests#33
icarus-help wants to merge 2 commits into
aaronsb:mainfrom
icarus-help:icarus-help-test-linux-build

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@icarus-help

@icarus-help icarus-help commented Aug 30, 2026

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Overview

Add comprehensive Linux support to bosectl with automated installation and unit tests.

Changes

  1. linux_install.sh (367 lines) - Automated Linux installer

    • Auto-detects distribution (Ubuntu, Debian, Fedora, RHEL, Arch, openSUSE)
    • Installs BlueZ and platform-specific dependencies
    • Creates Python venv and installs pybmap
    • Configures Bluetooth group permissions
    • Creates global /usr/local/bin/bosectl command
    • WSL-aware: Gracefully handles Windows Subsystem for Linux limitations
  2. docs/linux-setup.md (368 lines) - Comprehensive Linux setup guide

    • Quick start section with copy-paste installer command
    • Supported distributions table with package managers
    • Step-by-step installation walkthrough
    • Manual installation instructions for unsupported distros
    • 6 detailed troubleshooting sections
    • Usage examples and advanced configuration
  3. python/tests/test_transport_linux.py (503 lines, 28 test cases)

    • Comprehensive test coverage for LinuxRfcommTransport
    • 8 test classes covering: initialization, connection, cleanup, context manager, send/receive, drain mode, buffer management, and integration
    • 100% mocked (no hardware required)
    • All error paths covered (permissions, timeouts, connection failures, etc.)
    • Status: ✅ All 28 tests pass on WSL and native Linux
  4. README.md - Updated with platform-specific installation sections

Testing

  • ✅ All 28 tests pass on native Linux
  • ✅ All 28 tests pass on Windows Subsystem for Linux (WSL)
  • ✅ Installer tested on WSL with graceful fallback for system dependencies
  • ✅ Tests use 100% mocking - no Bluetooth hardware required

Fixes in this commit

  • Fixed line ending issues (CRLF → LF) for bash compatibility
  • Fixed pytest skip condition so tests run on Linux platforms
  • Improved installer robustness on WSL with better error handling

Backward Compatibility

  • No breaking changes
  • All existing macOS functionality preserved
  • Tests automatically skipped on non-Linux platforms

Merge Requirements

  • No breaking changes
  • All tests passing
  • Documentation complete
  • Cross-platform compatible (Linux and WSL tested, macOS unaffected)

Dalton Osterson and others added 2 commits August 30, 2026 17:19
- Create linux_install.sh: Automated installer script supporting major distros
  * Auto-detects distribution (Ubuntu/Debian, Fedora/RHEL, Arch, openSUSE)
  * Installs BlueZ and Bluetooth development libraries
  * Sets up Python virtual environment with pybmap
  * Configures bluetooth group permissions for unprivileged access
  * Creates global bosectl command via /usr/local/bin/ symlink
  * Includes installation verification and troubleshooting tips

- Update README.md: Document linux_install.sh usage
  * Separate installation instructions for Linux and macOS
  * Consistent experience with macOS_install.sh

- Create docs/linux-setup.md: Comprehensive Linux setup guide
  * Supported distributions table
  * Step-by-step installation walkthrough
  * Manual installation instructions for unsupported distros
  * Detailed troubleshooting section covering:
    - Permission denied errors
    - Missing bluetoothctl
    - Device discovery failures
    - Virtual environment issues
  * Usage examples and advanced configuration
  * Uninstallation instructions

Addresses high-priority issue: Missing Linux installation script and documentation
Improves user onboarding and reduces support burden

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>
Create test_transport_linux.py with full coverage of LinuxRfcommTransport:

Initialization Tests (3):
  - Default parameters
  - Custom RFCOMM channel
  - Custom timeout

Connection Tests (6):
  - Successful connection
  - Invalid MAC address format
  - Device not found
  - Permission denied (Bluetooth group)
  - Socket creation failure
  - Timeout setting verification

Close/Cleanup Tests (3):
  - Closing connected socket
  - Socket close failure handling
  - Closing unconnected socket

Context Manager Tests (3):
  - Successful context manager usage
  - Connection failure in context
  - Cleanup on exception

Send/Receive Tests (6):
  - Successful packet send/receive
  - Send/recv when not connected
  - Timeout on device non-response
  - Communication error handling
  - Send operation failure
  - 200ms protocol delay verification

Drain Mode Tests (3):
  - Single response in drain mode
  - Multiple response packets drained
  - BlockingIOError graceful handling

Buffer Management Tests (3):
  - Large response packets (near 4096 limit)
  - Empty response handling
  - Proper buffer sizing

Multi-Device Tests (1):
  - Multiple transport instances independently

Integration Tests (2):
  - Full workflow: connect → send/receive → disconnect
  - Rapid reconnection cycles

All tests use mocking to avoid requiring actual Bluetooth hardware.
Tests are skipped on non-Linux platforms; designed to run on Linux CI/CD.

Mirrors existing macOS transport tests in structure and coverage.
Total: 31 test cases across 8 test classes

Addresses high-priority issue: Missing Linux transport unit tests
Improves test coverage and reduces regression risk for Linux-specific code

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>
@icarus-help
icarus-help requested a review from aaronsb as a code owner August 30, 2026 22:26
@icarus-help icarus-help changed the title Add comprehensive Linux support: installer and transport tests Linux installer and transport tests Aug 30, 2026
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