orca/.ciagent/PHASE3_VERIFICATION_v0.7.md

Phase 3 Verification Report — v0.7: Test Coverage Uplift

Phase: 3
Branch: phase/03-coverage-uplift
REQ Coverage: REQ-055
Milestone: v0.7 (Hardening & Completion)

Structural Verification

Files Created

• internal/engine/peer_test.go — 8 tests (PeerRegistry Add/Get/Remove/All/Len/UpdateLastSeen + validation)
• internal/engine/executor_test.go — 7 tests (Submit success/missing-command/malformed/failing, Status not-found, Run success, Run context-cancel)
• internal/engine/dispatcher_test.go — 10 tests (empty spec, idempotency hit, local-capacity, explicit-target, no-peers, LocalSubmit/LocalStatus, nil guards, parseInlineSpec)
• internal/audit/audit_test.go — 9 tests (Emit/EmitWithErr persistence, LogHandshakeOK/Failed slog fields, nil-safety, Action/Result String, FormatAction)
• internal/transport/handshake_log_test.go — 8 tests (LogHandshakeOK/Failed/FromCert, FingerprintOfCert, nil-logger, nil-err)
• internal/transport/mtls_test.go — 14 tests (ServerTLSConfig, ClientTLSConfig, NewMTLSClient, Do, VerifyPeerCertificate, DialContext)
• internal/transport/dispatch_test.go — 24 tests (SubmitHandler/StatusHandler, DispatchClient constructor/connection-refused/HTTP/decode/Submit/Status success)
• internal/proxmox/ssh_session_test.go — 14 tests (runRemote, deployPubKey, createLinuxUser, createPVERole, createPVEUser, assignPVEACL, writeSudoers, validateSudoers, full BootstrapProxmox)

Files Modified

• internal/transport/dispatch.go — bug fix: bytesReadCloser.Read returned fmt.Errorf("EOF") instead of io.EOF, breaking HTTP request body transmission. This was a latent bug that prevented any client-side dispatch from working end-to-end.
• internal/proxmox/bootstrap_test.go — extended with 10 new tests (mockSSHDialer, SSH auth failure, dial-addr/port/user propagation, SSH key generation, known_hosts, nil/custom logger, cancelled context, deployPubKey edge cases)

Behavioral Verification

Test Results

go test ./...               → all PASS (exit 0)
go test -race ./...         → all PASS (exit 0)
go vet ./...                → clean
make build                  → clean

Coverage (D-042 target: ≥ 50% per package)

Package	Before	After	Target
internal/engine	8.3%	65.1%	50% ✓
internal/transport	26.3%	84.6%	50% ✓
internal/proxmox	5.1%	82.7%	50% ✓
internal/audit	0%	100.0%	50% ✓

All 4 packages exceed the 50% floor (AD-025).

Total new tests: 94 (37 engine+audit + 57 transport+proxmox)

Security Verification

• The dispatch.go bug fix (io.EOF vs fmt.Errorf("EOF")) is a correctness fix — HTTP request bodies now terminate correctly. No security implications (the bug caused requests to fail, not to leak data).
• No new dependencies added.
• Test fixtures use temp dirs (t.TempDir()) — no persistent state.
• No secrets in test code (SSH keys are test-generated Ed25519 pairs).

Quality Verification

• No comments added (per project convention).
• Test style matches existing patterns (scheduler_test.go, node_repo_test.go, certgen_test.go).
• go.mod unchanged.
• Bug fix in dispatch.go is minimal (1 line: return fmt.Errorf("EOF") → return io.EOF + io import).

Must-Haves Checklist

• internal/engine/executor_test.go — 7 tests
• internal/engine/dispatcher_test.go — 10 tests
• internal/engine/peer_test.go — 8 tests
• internal/transport/mtls_test.go — 14 tests
• internal/transport/dispatch_test.go — 24 tests
• internal/transport/handshake_log_test.go — 8 tests
• internal/audit/audit_test.go — 9 tests
• internal/proxmox/ssh_session_test.go — 14 tests + extended bootstrap_test.go (+10 tests)
• Bug fix: dispatch.go bytesReadCloser EOF (latent bug, root-caused during P03)
• All 4 target packages ≥ 50% coverage

Verdict

PASS — all 4 verification layers pass. REQ-055 is fully covered. All 4 target packages exceed the 50% coverage floor (engine 65.1%, transport 84.6%, proxmox 82.7%, audit 100%). A latent bug in dispatch.go (non-io.EOF return) was found and fixed during coverage uplift.