Torjus Håkestad
04eba77ac0
- Use `nixos-version --json` command instead of reading files directly - Add nixpkgs_rev and nixos_version labels to nixos_flake_info metric - Show "unknown" for current_rev when system.configurationRevision not set - Document configurationRevision setup in README Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
104 lines
2.7 KiB
Go
104 lines
2.7 KiB
Go
package collector
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import (
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"encoding/json"
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"os/exec"
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"testing"
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)
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func TestGetNixosVersionInfo(t *testing.T) {
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// Skip if nixos-version command is not available
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if _, err := exec.LookPath("nixos-version"); err != nil {
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t.Skip("nixos-version command not available")
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}
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info, err := getNixosVersionInfo()
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if err != nil {
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t.Fatal(err)
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}
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t.Logf("NixOS version info: configurationRevision=%s, nixosVersion=%s, nixpkgsRevision=%s",
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info.ConfigurationRevision, info.NixosVersion, info.NixpkgsRevision)
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}
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func TestNixosVersionInfoUnmarshal(t *testing.T) {
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jsonData := `{
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"configurationRevision": "138aeb9e450890efd7ca3be6159b1eb22256c2e3",
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"nixosVersion": "25.11.20260203.e576e3c",
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"nixpkgsRevision": "e576e3c9cf9bad747afcddd9e34f51d18c855b4e"
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}`
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var info nixosVersionInfo
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if err := json.Unmarshal([]byte(jsonData), &info); err != nil {
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t.Fatal(err)
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}
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if info.ConfigurationRevision != "138aeb9e450890efd7ca3be6159b1eb22256c2e3" {
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t.Errorf("expected configurationRevision 138aeb9e450890efd7ca3be6159b1eb22256c2e3, got %s", info.ConfigurationRevision)
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}
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if info.NixosVersion != "25.11.20260203.e576e3c" {
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t.Errorf("expected nixosVersion 25.11.20260203.e576e3c, got %s", info.NixosVersion)
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}
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if info.NixpkgsRevision != "e576e3c9cf9bad747afcddd9e34f51d18c855b4e" {
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t.Errorf("expected nixpkgsRevision e576e3c9cf9bad747afcddd9e34f51d18c855b4e, got %s", info.NixpkgsRevision)
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}
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}
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func TestFlakeLocksUnmarshal(t *testing.T) {
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jsonData := `{
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"revision": "abc1234567890",
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"locks": {
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"nodes": {
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"nixpkgs": {
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"locked": {
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"lastModified": 1700000000,
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"rev": "def4567890123",
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"type": "github"
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}
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},
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"home-manager": {
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"locked": {
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"lastModified": 1699000000,
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"rev": "ghi7890123456",
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"type": "github"
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}
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},
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"root": {
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"inputs": {
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"nixpkgs": "nixpkgs",
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"home-manager": "home-manager"
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}
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}
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},
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"root": "root"
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}
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}`
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var data flakeMetadata
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if err := json.Unmarshal([]byte(jsonData), &data); err != nil {
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t.Fatal(err)
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}
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if data.Revision != "abc1234567890" {
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t.Errorf("expected revision abc1234567890, got %s", data.Revision)
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}
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if len(data.Locks.Nodes) != 3 {
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t.Errorf("expected 3 nodes, got %d", len(data.Locks.Nodes))
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}
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nixpkgs := data.Locks.Nodes["nixpkgs"]
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if nixpkgs.Locked == nil {
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t.Fatal("expected nixpkgs to have locked info")
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}
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if nixpkgs.Locked.LastModified != 1700000000 {
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t.Errorf("expected lastModified 1700000000, got %d", nixpkgs.Locked.LastModified)
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}
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if nixpkgs.Locked.Rev != "def4567890123" {
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t.Errorf("expected rev def4567890123, got %s", nixpkgs.Locked.Rev)
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}
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if nixpkgs.Locked.Type != "github" {
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t.Errorf("expected type github, got %s", nixpkgs.Locked.Type)
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}
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}
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