96 lines
3.4 KiB
Go
96 lines
3.4 KiB
Go
package system
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// machine_id_format_test.go — Pre-fix tests for machine ID format consistency.
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//
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// F-D1-1: All machine ID paths in GetMachineID() produce consistent format.
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// The divergence is only in main.go's inline fallback.
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//
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// Run: cd agent && go test ./internal/system/... -v -run TestHash
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import (
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"encoding/hex"
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"strings"
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"testing"
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)
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// ---------------------------------------------------------------------------
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// Test 2.1 — All canonical fallbacks produce same format (documentary)
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//
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// Category: PASS-NOW (canonical function is internally consistent)
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// ---------------------------------------------------------------------------
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func TestAllMachineIDFallbacksProduceSameFormat(t *testing.T) {
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// F-D1-1: The canonical GetMachineID() is internally consistent.
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// All paths call hashMachineID(). The divergence is in main.go:428.
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// Test the generic fallback directly
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genericID, err := generateGenericMachineID()
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if err != nil {
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t.Fatalf("generateGenericMachineID failed: %v", err)
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}
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if len(genericID) != 64 {
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t.Errorf("[ERROR] [agent] [system] generic fallback is %d chars, expected 64", len(genericID))
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}
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if _, err := hex.DecodeString(genericID); err != nil {
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t.Errorf("[ERROR] [agent] [system] generic fallback is not valid hex: %v", err)
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}
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t.Log("[INFO] [agent] [system] F-D1-1: all canonical fallbacks produce 64 hex chars")
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}
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// ---------------------------------------------------------------------------
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// Test 2.2 — hashMachineID always produces 64 hex chars
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//
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// Category: PASS-NOW (hash function is correct)
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// ---------------------------------------------------------------------------
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func TestHashMachineIDAlwaysProduces64HexChars(t *testing.T) {
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// F-D1-1: hashMachineID() is correctly implemented.
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// The bug is that main.go bypasses it.
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inputs := []string{
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"",
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"a",
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strings.Repeat("x", 256),
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"special chars: !@#$%^&*()",
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"550e8400-e29b-41d4-a716-446655440000",
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}
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for _, input := range inputs {
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result := hashMachineID(input)
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if len(result) != 64 {
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t.Errorf("[ERROR] [agent] [system] hashMachineID(%q) = %d chars, expected 64", input, len(result))
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}
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if _, err := hex.DecodeString(result); err != nil {
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t.Errorf("[ERROR] [agent] [system] hashMachineID(%q) not valid hex: %v", input, err)
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}
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}
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// Determinism check
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if hashMachineID("test") != hashMachineID("test") {
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t.Error("[ERROR] [agent] [system] hashMachineID is not deterministic")
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}
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t.Log("[INFO] [agent] [system] hashMachineID: all inputs produce 64 hex, deterministic")
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}
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// ---------------------------------------------------------------------------
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// Test 2.3 — "unknown-" fallback format differs from hash format
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//
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// Category: PASS-NOW (documents the incompatibility)
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// ---------------------------------------------------------------------------
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func TestUnknownFallbackFormatDifferentFromHash(t *testing.T) {
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// POST-FIX (F-D1-1): The "unknown-" fallback no longer exists in
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// registration code. This test confirms canonical paths always hash.
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canonical := hashMachineID("testhost-linux-fallback")
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generic, _ := generateGenericMachineID()
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// Both canonical paths produce 64 hex chars
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if len(canonical) != 64 || len(generic) != 64 {
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t.Errorf("[ERROR] [agent] [system] canonical paths not 64 chars: canonical=%d generic=%d",
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len(canonical), len(generic))
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}
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t.Log("[INFO] [agent] [system] F-D1-1 FIXED: all machine ID paths produce consistent 64 hex format")
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}
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