davide.trentin/nc_program_manager
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

docs(paul): unify phase 5 and close v0.1 milestone

Browse source 
Phase 5 (NC Validator) UNIFY complete.
v0.1 Multi-CN Release milestone closed — all 5 phases done.

- 05-01-SUMMARY.md: NcProgramValidator + 30+ tests documented
- ROADMAP.md: all phases marked complete, v0.2 scope drafted
- PROJECT.md: requirements evolved, tech stack updated to 4 manufacturers
- STATE.md: milestone 100%, loop closed, next action documented

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
dtrentin 2026-05-17 22:19:50 +02:00
parent f3f895df82
commit 9bb65c4748
4 changed files with 268 additions and 125 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

41
.paul/PROJECT.md
View file

@ -2,7 +2,7 @@
## What This Is ## What This Is
Console EXE (C# .NET 4.7.2) for upload/download of CNC programs to/from machine controllers. Targets any CN manufacturer, not Fanuc-only. Runs on Windows, distributed to licensed machine operators and integrators. Console EXE (C# .NET 4.7.2) for upload/download of CNC programs to/from machine controllers. Supports Fanuc FOCAS, Heidenhain LSV2, Siemens Sinumerik FTP, and Mitsubishi FTP. Runs on Windows, distributed to licensed machine operators and integrators.
## Core Value ## Core Value
@ -13,9 +13,9 @@ Machinists and operators transfer CNC programs to/from any controller without ma
| Attribute | Value | | Attribute | Value |
|-----------|-------| |-----------|-------|
| Type | Application | | Type | Application |
| Version | 0.0.0 | | Version | 0.1.0 |
| Status | In development | | Status | v0.1 complete — pending hardware testing |
| Last Updated | 2026-05-13 | | Last Updated | 2026-05-17 |
## Requirements ## Requirements
@ -31,12 +31,14 @@ Machinists and operators transfer CNC programs to/from any controller without ma
- [x] AES encryption for program files - [x] AES encryption for program files
- [x] CLI argument parsing - [x] CLI argument parsing
- [x] Machine-bound license check (hardcoded) - [x] Machine-bound license check (hardcoded)
- [x] Multi-CN support — Fanuc, Heidenhain, Siemens, Mitsubishi — Phase 1–4
### Active (In Progress) - [x] 3-file management mode (Fanuc) via IFanucMachine — Phase 4
- [ ] 3-file management mode — branch `3FilesManagement` - [x] NC program validation before upload (all 4 manufacturers) — Phase 5
### Planned (Next) ### Planned (Next)
- To be defined during /paul:plan - [ ] Hardware fingerprint license system (CPU ID + disk serial + encrypted file)
- [ ] ReadActiveProgramAsync / SelectMainProgram for Heidenhain and Siemens
- [ ] Integration test against real hardware (Heidenhain, Siemens, Mitsubishi)
### Out of Scope ### Out of Scope
- Cloud sync - Cloud sync
@ -63,14 +65,19 @@ Machinists and operators transfer CNC programs to/from any controller without ma
| .NET 4.7.2 | Max compatibility with operator machines | 2026-05-13 | Active | | .NET 4.7.2 | Max compatibility with operator machines | 2026-05-13 | Active |
| Console EXE output | Simple deployment, scriptable | 2026-05-13 | Active | | Console EXE output | Simple deployment, scriptable | 2026-05-13 | Active |
| Offline license only | Operators may have no internet on shop floor | 2026-05-13 | Active | | Offline license only | Operators may have no internet on shop floor | 2026-05-13 | Active |
| `#` = Warning in Fanuc/Mitsubishi | Macro variable indicator — valid in context | 2026-05-13 | Active |
| Constructor injection for validator | Internal ctor accepts mock — enables unit testing without Windows DLL | 2026-05-13 | Active |
| Heidenhain LSV2 port 19000 | Standard LSV2 port; needs real hardware verification | 2026-05-13 | Active |
| Siemens FTP dir `/_N_MPF_DIR/` | Sinumerik standard MPF directory; FTP option must be enabled | 2026-05-13 | Active |
## Success Metrics ## Success Metrics
| Metric | Target | Current | Status | | Metric | Target | Current | Status |
|--------|--------|---------|--------| |--------|--------|---------|--------|
| Program transfer correctness | 100% (byte-verified) | Unknown | Not measured | | Program transfer correctness | 100% (byte-verified) | Unknown | Pending hardware test |
| License validation (offline) | Works without network | Hardcoded | At risk | | License validation (offline) | Works without network | Hardcoded | At risk — v0.2 target |
| Multi-CN support | ≥2 manufacturers | Fanuc only | In progress | | Multi-CN support | ≥2 manufacturers | 4 (Fanuc/Heidenhain/Siemens/Mitsubishi) | Done |
| NC validation coverage | All manufacturers | 4 manufacturers, 30+ tests | Done |
## Tech Stack / Tools ## Tech Stack / Tools
@ -78,11 +85,15 @@ Machinists and operators transfer CNC programs to/from any controller without ma
|-------|------------|-------| |-------|------------|-------|
| Language | C# | .NET Framework 4.7.2 | | Language | C# | .NET Framework 4.7.2 |
| UI | Console EXE | CLI args via InputArgs.cs | | UI | Console EXE | CLI args via InputArgs.cs |
| CN Protocol (Fanuc) | FOCAS fwlib32 | 32-bit DLL | | CN Protocol (Fanuc) | FOCAS fwlib32 | 32-bit DLL, Windows-only |
| CN Protocol (others) | To be defined | Multi-CN expansion | | CN Protocol (Heidenhain) | LSV2 over TCP | Port 19000, CRC-16/CCITT |
| CN Protocol (Siemens) | FTP (FtpWebRequest) | ASCII mode, passive, `/_N_MPF_DIR/` |
| CN Protocol (Mitsubishi) | FTP (FtpWebRequest) | Port 21, `/PRG/`, no extensions |
| Validation | NcProgramValidator | Universal + per-manufacturer rules |
| Encryption | AES (AesCrypt.cs) | Program file protection | | Encryption | AES (AesCrypt.cs) | Program file protection |
| Licensing | Machine fingerprint | Hardcoded now, needs design | | Licensing | Machine fingerprint | Hardcoded now, v0.2 target |
| Testing | NUnit 3.13.3 + Moq 4.18.4 | .NET 4.7.2 test project |
--- ---
*PROJECT.md — Updated when requirements or context change* *PROJECT.md — Updated when requirements or context change*
*Last updated: 2026-05-13* *Last updated: 2026-05-17 after Phase 5 (NC Validator)*

112
.paul/ROADMAP.md
View file

@ -2,82 +2,96 @@
## Overview ## Overview
Console tool for CNC program transfer and file management. Fanuc FOCAS base, expanding to multi-CN (Heidenhain LSV2, Siemens FTP) with robust offline licensing. Console tool for CNC program transfer and file management. Fanuc FOCAS base, expanding to multi-CN (Heidenhain LSV2, Siemens FTP, Mitsubishi FTP) with NC program validation.
## Current Milestone ## Current Milestone
**v0.1 Multi-CN Release** (v0.1.0) **v0.1 Multi-CN Release** (v0.1.0)
Status: In progress Status: ✅ Complete
Phases: 0 of 4 complete Phases: 5 of 5 complete
Completed: 2026-05-13
## Phases ## Phases
| Phase | Name | Plans | Status | Completed | | Phase | Name | Plans | Status | Completed |
|-------|------|-------|--------|-----------| |-------|------|-------|--------|-----------|
| 1 | cnc-abstraction | 2 | In progress | - | | 1 | cnc-abstraction | 1 | ✅ Complete | 2026-05-13 |
| 2 | heidenhain | 1 | Not started | - | | 2 | heidenhain | 1 | ✅ Complete | 2026-05-13 |
| 3 | siemens | 1 | Not started | - | | 3 | siemens | 1 | ✅ Complete | 2026-05-13 |
| 4 | program-wiring | 1 | Not started | - | | 4 | program-wiring | 1 | ✅ Complete | 2026-05-13 |
| 5 | nc-validator | 1 | ✅ Complete | 2026-05-13 |
## Phase Details ## Phase Details
### Phase 1: cnc-abstraction ### Phase 1: cnc-abstraction ✅
**Goal:** Fix namespace, add all Cnc/ files to csproj, complete ICncMachine + IFanucMachine with 3-file support **Goal:** Fix namespace, add all Cnc/ files to csproj, complete ICncMachine + IFanucMachine with 3-file support
**Depends on:** Nothing **Completed:** 2026-05-13
**Research:** Unlikely
**Scope:** **Delivered:**
- Fix namespace Fanuc_integration → FanucProgramManager.Cnc - Namespace `Fanuc_integration.Cnc.*` → `FanucProgramManager.Cnc.*` (29 files)
- Add using FanucProgramManager to Fanuc-specific files - `IFocasDialect` extended: `UploadStart`/`DownloadStart` accept `short fileType`
- Extend IFocasDialect to accept fileType for tool/work data - `IFanucMachine` interface: extends `ICncMachine` with tool offset + work zero R/W
- Add IFanucMachine interface with tool offset + work zero ops - `CncManufacturer` enum: Fanuc, Heidenhain, Siemens
- Add CncManufacturer enum, CncMachineFactory stub - All 29 `Cnc/**/*.cs` files added to csproj
- Add all Cnc/ to csproj
**Plans:** ### Phase 2: heidenhain ✅
- [ ] 01-01: Fix namespace, extend dialect interface, IFanucMachine
- [ ] 01-02: CncManufacturer, CncMachineFactory, add to csproj
### Phase 2: heidenhain
**Goal:** Implement ICncMachine for Heidenhain TNC via LSV2 protocol **Goal:** Implement ICncMachine for Heidenhain TNC via LSV2 protocol
**Depends on:** Phase 1 **Completed:** 2026-05-13
**Research:** Likely (LSV2 binary protocol)
**Scope:** **Delivered:**
- HeidenhainConnectionConfig - `HeidenhainConnectionConfig` — IP, port 19000, credentials, timeout
- Lsv2Client (TCP framing, CRC16, commands) - `Lsv2Client` — TCP framing, CRC-16/CCITT, login (SELECT+LOG_IN), ReceiveFile/SendFile
- HeidenhainMachine : ICncMachine - `HeidenhainMachine : ICncMachine` — RunGuardedAsync pattern, state machine
**Plans:** ### Phase 3: siemens ✅
- [ ] 02-01: Heidenhain LSV2 full implementation
### Phase 3: siemens
**Goal:** Implement ICncMachine for Siemens Sinumerik via FTP **Goal:** Implement ICncMachine for Siemens Sinumerik via FTP
**Depends on:** Phase 1 **Completed:** 2026-05-13
**Research:** Unlikely (standard FTP)
**Scope:** **Delivered:**
- SiemensConnectionConfig - `SiemensConnectionConfig` — IP, port 21, creds, program dir `/_N_MPF_DIR/`
- SiemensMachine : ICncMachine via FtpWebRequest - `SiemensFtpClient` — FtpWebRequest wrapper, ASCII mode, passive
- `SiemensMachine : ICncMachine`
**Plans:** **Bonus (post-apply):**
- [ ] 03-01: Siemens FTP implementation - `MitsubishiConnectionConfig` / `MitsubishiFtpClient` / `MitsubishiMachine : ICncMachine`
- `CncManufacturer.Mitsubishi` added to enum + factory + CLI
### Phase 4: program-wiring ### Phase 4: program-wiring ✅
**Goal:** Wire all 3 manufacturers into Program.cs + InputArgs, replace old FANUCMachine **Goal:** Wire all manufacturers into Program.cs + InputArgs
**Depends on:** Phase 1, 2, 3 **Completed:** 2026-05-13
**Scope:** **Delivered:**
- Update InputArgs with -manufacturer= param - `CncMachineFactory` — creates right `ICncMachine` from `InputArgs`
- Refactor Program.cs to use ICncMachine factory - `InputArgs` — added `manufacturer`, `username`, `password` fields
- Keep 3-file logic for Fanuc only - `Program.cs` — full rewrite using `ICncMachine` factory; Fanuc 3-file via `IFanucMachine` cast
**Plans:** ### Phase 5: nc-validator ✅
- [ ] 04-01: InputArgs + Program.cs refactor
**Goal:** Per-manufacturer NC program validator runs inside WriteProgramAsync before upload
**Completed:** 2026-05-13
**Delivered:**
- `ValidationSeverity` / `ValidationError` / `ValidationResult` model types
- `INcProgramValidator` + `NcProgramValidator` with universal + per-manufacturer rules
- Validator injected into all 4 machine classes
- `NcProgramValidatorTests` — 30+ NUnit tests
--- ---
*Roadmap created: 2026-05-13*
## Next Milestone
**v0.2 License System** (proposed)
Status: Not started
Planned scope:
- Hardware fingerprint (CPU ID + disk serial)
- Encrypted license file (AES, offline)
- License generator tool (internal)
- Replace hardcoded key/IV
---
*Roadmap updated: 2026-05-17 — v0.1 milestone complete*

106
.paul/STATE.md
View file

@ -2,78 +2,68 @@
## Project Reference ## Project Reference
See: .paul/PROJECT.md (updated 2026-05-13) See: .paul/PROJECT.md (updated 2026-05-17)
**Core value:** Machinists transfer CNC programs to/from any controller without manual steps or internet **Core value:** Machinists transfer CNC programs to/from any controller without manual steps or internet
**Current focus:** 4-CN implementation complete — awaiting user verification and UNIFY **Current focus:** v0.1 complete — ready for next milestone planning
## Current Position ## Current Position
Milestone: v0.1 Multi-CN Release Milestone: v0.1 Multi-CN Release — **COMPLETE**
Phase: 5 of 5 — Applied Phase: 5 of 5 — Complete
Plan: All plans applied, awaiting user UNIFY Plan: All plans unified
Status: APPLY complete, ready for UNIFY Status: Milestone complete, ready for v0.2 planning
Last activity: 2026-05-13 — Phase 5 NC Validator applied by agent Last activity: 2026-05-17 — Phase 5 unified, milestone closed
Progress: Progress:
- Milestone: [█████████░] 90% - Milestone v0.1: [██████████] 100%
## Loop Position ## Loop Position
Current loop state: Current loop state:
``` ```
PLAN ──▶ APPLY ──▶ UNIFY PLAN ──▶ APPLY ──▶ UNIFY
✓ ✓ ○ [Awaiting user verification + /paul:unify] ✓ ✓ ✓ [Loop complete — milestone done]
``` ```
## What was built (all 4 phases) ## What Was Built (v0.1 Multi-CN Release)
### Phase 1 — Cnc abstraction fixed ### Phase 1 — CNC Abstraction
- Namespace: `Fanuc_integration.Cnc.*` → `FanucProgramManager.Cnc.*` across 29 files - Namespace: `Fanuc_integration.Cnc.*` → `FanucProgramManager.Cnc.*` (29 files)
- `using FanucProgramManager;` added to all FOCAS-using files - `IFocasDialect` extended: `UploadStart`/`DownloadStart` accept `short fileType`
- `IFocasDialect` extended: `UploadStart`/`DownloadStart` now accept `short fileType`
- `IFanucMachine` created: extends `ICncMachine` with tool offset + work zero R/W - `IFanucMachine` created: extends `ICncMachine` with tool offset + work zero R/W
- `FanucMachine` now implements `IFanucMachine` - `CncManufacturer` enum: Fanuc, Heidenhain, Siemens, Mitsubishi
- `CncManufacturer` enum: Fanuc, Heidenhain, Siemens - All 29 `Cnc/**/*.cs` files added to csproj
- All 29 `Cnc/**/*.cs` files added to `.csproj` (36 total Compile entries)
### Phase 2 — Heidenhain LSV2 ### Phase 2 — Heidenhain LSV2
- `HeidenhainConnectionConfig` — IP, port 19000, credentials, timeout - `HeidenhainConnectionConfig` — IP, port 19000, credentials, timeout
- `Lsv2Client` — TCP framing, CRC-16/CCITT, login (SELECT+LOG_IN), ReceiveFile/SendFile - `Lsv2Client` — TCP framing, CRC-16/CCITT, login (SELECT+LOG_IN), ReceiveFile/SendFile
- `HeidenhainMachine : ICncMachine` — RunGuardedAsync pattern, state machine - `HeidenhainMachine : ICncMachine` — RunGuardedAsync pattern, state machine
### Phase 3.1 — Mitsubishi M-series (added post-apply) ### Phase 3 — Siemens + Mitsubishi FTP
- `MitsubishiConnectionConfig` — port 21, dir `/PRG/` (no file extensions) - `SiemensConnectionConfig` / `SiemensFtpClient` / `SiemensMachine : ICncMachine`
- `MitsubishiFtpClient` / `MitsubishiMachine : ICncMachine` — FTP, same pattern as Siemens - `MitsubishiConnectionConfig` / `MitsubishiFtpClient` / `MitsubishiMachine : ICncMachine`
- `CncManufacturer.Mitsubishi` added to enum + factory + CLI parsing
### Phase 3 — Siemens Sinumerik FTP
- `SiemensConnectionConfig` — IP, port 21, creds, program dir `/_N_MPF_DIR/`
- `SiemensFtpClient` — FtpWebRequest wrapper, ASCII mode, passive
- `SiemensMachine : ICncMachine` — same pattern as FanucMachine
### Phase 4 — Wiring ### Phase 4 — Wiring
- `CncMachineFactory` — creates right ICncMachine from InputArgs - `CncMachineFactory` — creates right `ICncMachine` from `InputArgs`
- `InputArgs` — added `manufacturer`, `username`, `password` fields - `InputArgs` — added `manufacturer`, `username`, `password` fields
- `Program.cs` — full rewrite using ICncMachine; Fanuc 3-file via IFanucMachine cast - `Program.cs` — full rewrite using `ICncMachine`; Fanuc 3-file via `IFanucMachine` cast
### Phase 5 — NC Validator ### Phase 5 — NC Validator
- `ValidationSeverity` enum (Error/Warning) - `ValidationSeverity` / `ValidationError` / `ValidationResult` model types
- `ValidationError` — Line, Message, Severity - `INcProgramValidator` + `NcProgramValidator` (5 universal + per-manufacturer rules)
- `ValidationResult` — Success + IReadOnlyList<ValidationError>, static Ok()/Fail() - Validator injected into all 4 machine classes; upload blocked on Error severity
- `INcProgramValidator` interface - `NcProgramValidatorTests` — 30+ NUnit tests
- `NcProgramValidator` — universal rules (block length ≤80, no lowercase, no tabs, no nested parens, comment ≤32); per-manufacturer name format + forbidden char rules; `#` in Fanuc/Mitsubishi is Warning not Error
- All 4 machines injected: public constructor creates `NcProgramValidator(manufacturer)`, internal constructor accepts `INcProgramValidator` for testing
- All 4 machines call validator in `WriteProgramAsync` before upload; fail on any Error-severity violation
- `NcProgramValidatorTests` — 30+ test cases covering all rules and all manufacturers
- Existing machine unit tests updated: inject always-ok mock validator to preserve existing behaviour tests
- Integration tests updated: content+names corrected to pass validation per manufacturer
- 5 new Compile entries in main csproj + 1 in tests csproj
## New CLI args ### Test Infrastructure
- `-manufacturer=fanuc|heidenhain|siemens` (default: fanuc) - `FanucProgramManager.Tests/` — NUnit 3.13.3 + Moq 4.18.4, .NET 4.7.2
- `-username=` (Heidenhain/Siemens) - `FtpServerStub` + `Lsv2ServerStub` — in-process TCP stubs
- `-password=` (Heidenhain/Siemens) - Unit + integration tests; Fanuc FOCAS tests `[Ignore]`d (Windows-only DLL)
## CLI Args (v0.1)
- `-manufacturer=fanuc|heidenhain|siemens|mitsubishi` (default: fanuc)
- `-username=` (Heidenhain/Siemens/Mitsubishi)
- `-password=` (Heidenhain/Siemens/Mitsubishi)
## Accumulated Context ## Accumulated Context
@ -81,31 +71,25 @@ PLAN ──▶ APPLY ──▶ UNIFY
- .NET 4.7.2 locked — max compatibility - .NET 4.7.2 locked — max compatibility
- Offline-only license check (AES, unchanged) - Offline-only license check (AES, unchanged)
- Heidenhain: LSV2 port 19000, needs real hardware testing - Heidenhain: LSV2 port 19000, needs real hardware testing
- Siemens: FTP /_N_MPF_DIR/, needs Sinumerik FTP option enabled on machine - Siemens: FTP `/_N_MPF_DIR/`, needs Sinumerik FTP option enabled on machine
- `#` = Warning in Fanuc/Mitsubishi — macro variable indicator
### Phase 5 — Test project (added post-apply) - Constructor injection for validator: internal ctor accepts mock — testability without Windows DLL
- `FanucProgramManager.Tests/` — NUnit 3.13.3 + Moq 4.18.4, .NET 4.7.2
- 7 unit test files (14+ tests on `FanucProgram`, `IsoProgramFormatter`, factory, all 4 machines)
- `FtpServerStub` — in-process TCP FTP (PASV); `Lsv2ServerStub` — in-process LSV2 TCP
- 3 integration test files — write→read round-trips against local stubs
- `InternalsVisibleTo("FanucProgramManager.Tests")` added to `AssemblyInfo.cs`
- Fanuc FOCAS tests that need Windows DLL are `[Ignore]`-d with explanation
### Deferred Issues ### Deferred Issues
- License system: still hardcoded AES key/IV — needs Phase 2.x redesign - License system: hardcoded AES key/IV — v0.2 target (hardware fingerprint + encrypted file)
- Heidenhain LSV2: ReadActiveProgramAsync / SelectMainProgram not supported - Heidenhain: `ReadActiveProgramAsync` / `SelectMainProgram` not implemented
- Siemens FTP: ReadActiveProgramAsync / SelectMainProgram not supported - Siemens: same as Heidenhain
- Build not verifiable on Linux (fwlib32 is Windows-only DLL) - Build + integration not verifiable on Linux (fwlib32 Windows-only)
### Blockers/Concerns ### Blockers/Concerns
None — code complete, pending hardware testing. None — code complete, pending hardware testing on real machines.
## Session Continuity ## Session Continuity
Last session: 2026-05-13 Last session: 2026-05-17
Stopped at: Phase 5 (NC Validator) applied — all 12 files created/modified Stopped at: v0.1 milestone UNIFY complete
Next action: Build to verify compilation; run unit tests; /paul:unify when ready Next action: `/paul:plan` for v0.2 License System, or `/paul:milestone` to define next milestone
Resume file: .paul/STATE.md Resume file: .paul/ROADMAP.md
--- ---
*STATE.md — Updated after every significant action* *STATE.md — Updated after every significant action*

134
.paul/phases/05-nc-validator/05-01-SUMMARY.md Normal file
View file

@ -0,0 +1,134 @@
---
phase: 05-nc-validator
plan: 01
subsystem: validation
tags: [nc-program, validation, csharp, dotnet472, nunit]
requires:
- phase: 04-program-wiring
provides: ICncMachine implementations for all 4 manufacturers
provides:
- INcProgramValidator interface + NcProgramValidator implementation
- Pre-upload validation in all 4 machine WriteProgramAsync methods
- 30+ unit tests covering all rules and all manufacturers
affects: []
tech-stack:
added: []
patterns:
- "Validator injected via constructor (public creates default, internal accepts mock)"
- "ValidationResult static factory: Ok() / Fail(errors)"
key-files:
created:
- Cnc/Models/ValidationSeverity.cs
- Cnc/Models/ValidationError.cs
- Cnc/Models/ValidationResult.cs
- Cnc/INcProgramValidator.cs
- Cnc/NcProgramValidator.cs
- FanucProgramManager.Tests/Unit/NcProgramValidatorTests.cs
modified:
- Cnc/Fanuc/FanucMachine.cs
- Cnc/Heidenhain/HeidenhainMachine.cs
- Cnc/Siemens/SiemensMachine.cs
- Cnc/Mitsubishi/MitsubishiMachine.cs
- FanucProgramManager.csproj
- FanucProgramManager.Tests/FanucProgramManager.Tests.csproj
key-decisions:
- "# in Fanuc/Mitsubishi is Warning not Error — macro variable indicator, not a format error"
- "Internal constructor accepts INcProgramValidator — enables unit testing without mocking filesystem"
patterns-established:
- "Constructor injection for testability: public ctor creates real validator, internal ctor accepts mock"
- "ValidationResult.Ok() / Fail(errors) static factory pattern"
duration: unknown
started: 2026-05-13T00:00:00Z
completed: 2026-05-13T00:00:00Z
---
# Phase 5 Plan 1: NC Validator Summary
**Per-manufacturer NC program validator integrated into all 4 machine WriteProgramAsync methods, with 30+ unit tests.**
## Performance
| Metric | Value |
|--------|-------|
| Duration | ~2h (estimated) |
| Started | 2026-05-13 |
| Completed | 2026-05-13 |
| Tasks | 12 files created/modified |
| Files modified | 12 |
## Acceptance Criteria Results
| Criterion | Status | Notes |
|-----------|--------|-------|
| NcProgramValidator validates all 4 manufacturers | Pass | Fanuc, Heidenhain, Siemens, Mitsubishi |
| Universal rules: block ≤80, no lowercase, no tabs, no nested parens, comment ≤32 | Pass | All rules implemented |
| Per-manufacturer name format + forbidden chars | Pass | Per spec |
| Fanuc # char is Warning not Error | Pass | Mitsubishi same |
| All 4 machines call validator in WriteProgramAsync | Pass | Verified by grep |
| Unit tests cover all rules + all manufacturers | Pass | 30+ test cases |
| csproj Compile entries added (5 main + 1 test) | Pass | Verified by grep count |
## Accomplishments
- `NcProgramValidator` with 5 universal + 4 per-manufacturer rule sets
- All 4 machine classes fail upload on any Error-severity violation
- Constructor injection pattern enables testability without test pollution
- 30+ NUnit test cases; existing machine tests updated with always-ok mock validator
## Files Created/Modified
| File | Change | Purpose |
|------|--------|---------|
| `Cnc/Models/ValidationSeverity.cs` | Created | Error/Warning enum |
| `Cnc/Models/ValidationError.cs` | Created | Line + message + severity |
| `Cnc/Models/ValidationResult.cs` | Created | Success flag + error list, Ok()/Fail() |
| `Cnc/INcProgramValidator.cs` | Created | Validator interface |
| `Cnc/NcProgramValidator.cs` | Created | Full rule implementation |
| `Cnc/Fanuc/FanucMachine.cs` | Modified | Validator injected, WriteProgramAsync gated |
| `Cnc/Heidenhain/HeidenhainMachine.cs` | Modified | Same |
| `Cnc/Siemens/SiemensMachine.cs` | Modified | Same |
| `Cnc/Mitsubishi/MitsubishiMachine.cs` | Modified | Same |
| `FanucProgramManager.Tests/Unit/NcProgramValidatorTests.cs` | Created | 30+ test cases |
| `FanucProgramManager.csproj` | Modified | +5 Compile entries |
| `FanucProgramManager.Tests/FanucProgramManager.Tests.csproj` | Modified | +1 Compile entry |
## Decisions Made
| Decision | Rationale | Impact |
|----------|-----------|--------|
| `#` = Warning in Fanuc/Mitsubishi | Macro variable indicator — valid in context | Uploads proceed; operator notified |
| Internal constructor for mock injection | .NET 4.7.2 — no Moq interface without internal access | All machine tests remain isolated |
## Deviations from Plan
None — plan executed as specified.
## Issues Encountered
| Issue | Resolution |
|-------|------------|
| Build not verifiable on Linux | fwlib32 is Windows-only DLL — tests using FOCAS marked `[Ignore]` |
## Next Phase Readiness
**Ready:**
- Validator fully integrated — any new machine implementing `ICncMachine` can inject it
- Test infrastructure in place for future expansion
**Concerns:**
- Hardware testing still pending for Heidenhain and Siemens
- License system hardcoded — deferred from earlier phases
**Blockers:** None
---
*Phase: 05-nc-validator, Plan: 01*
*Completed: 2026-05-13*