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test(integration): cover the premade NixOS base image in the distro matrix #3498

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Merged
tomassrnka merged 1 commit into from
Aug 1, 2026
Merged

test(integration): cover the premade NixOS base image in the distro matrix #3498

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19 changes: 19 additions & 0 deletions tests/integration/internal/tests/api/templates/distro_build_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,9 @@ import (
// own package names under set -e, links its own init binary and regenerates its
// own CA bundle, so a build that reaches ready with the start and ready commands
// executed proves the whole profile resolves and that envd boots under it.
//
// NixOS installs nothing — see its case below — so there the same assertions
// prove the boot path rather than the package set.
func TestTemplateBuildDistroFamilies(t *testing.T) {
t.Parallel()

Expand Down Expand Up @@ -43,6 +46,22 @@ func TestTemplateBuildDistroFamilies(t *testing.T) {
templateName: "test-distro-alpine",
fromImage: "alpine:3.24",
},
// Premade, so the profile declares no packages and a PkgInstall that
// exits 1: everything provisioning installs elsewhere is baked into the
// image's own NixOS configuration. Reaching ready therefore proves the
// parts that are still ours — the busybox Bootstrap standing in for the
// FHS userland the image has no /bin/sh for before its first activation,
// the /sbin/e2b-nixos-init activation shim, and the drop-in removal that
// lets setup-etc take over /etc/systemd/system.
//
// Pinned to the immutable tag, never :latest: the base-layer cache key is
// the image reference as written (phases/base/hash.go), so a republished
// :latest would keep building from the stale cached layer.
{
name: "NixOS premade",
templateName: "test-distro-nixos",
fromImage: "e2bdev/nixos:26.05-20260731",
},
}

for _, tc := range testCases {
Expand Down
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