94 lines
3 KiB
Dart
94 lines
3 KiB
Dart
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import 'dart:io';
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import 'package:path/path.dart' as p;
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import 'package:test/test.dart';
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import 'package:yaml/yaml.dart';
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/// The images CI's checks never build: the deploy does, on the server, and
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/// a package missing from one failed it there (26 Oct 2026, `halkyon_core`
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/// kept out by `.dockerignore`, `halkyon_llm` never copied).
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const _dockerfiles = [
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'apps/learn/halkyon_learn_server/Dockerfile',
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'apps/learn/halkyon_learn_curator/Dockerfile',
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];
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/// The packages [package] takes by path, and theirs, with itself: pub
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/// resolves every workspace member's dev dependencies too, so an image
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/// needs those as well.
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Set<String> _needed(String package) {
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final needed = <String>{};
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final waiting = [package];
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while (waiting.isNotEmpty) {
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final each = waiting.removeLast();
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if (!needed.add(each)) {
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continue;
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}
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final pubspec =
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loadYaml(File('$each/pubspec.yaml').readAsStringSync()) as YamlMap;
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for (final section in ['dependencies', 'dev_dependencies']) {
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final dependencies = pubspec[section] as YamlMap? ?? YamlMap();
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for (final dependency in dependencies.values) {
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if (dependency case {'path': final String path}) {
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waiting.add(p.normalize(p.join(each, path)));
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}
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}
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}
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}
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return needed;
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}
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/// The folders the image's build stage copies in as they are named.
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Set<String> _copied(String dockerfile) => {
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for (final match in RegExp(
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r'^COPY ((?:apps|packages)/\S+) \1$',
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multiLine: true,
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).allMatches(dockerfile))
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match[1]!,
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};
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/// The members `tool/workspace_only.sh` keeps in the image's workspace.
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List<String> _members(String dockerfile) => RegExp(
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r'^RUN sh tool/workspace_only\.sh (.+)$',
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multiLine: true,
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).firstMatch(dockerfile)![1]!.split(' ');
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/// The lines of `.dockerignore` that name a folder, without the slash.
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Set<String> _ignored() => {
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for (final line in File('.dockerignore').readAsLinesSync())
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if (line.trim() case final folder
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when folder.isNotEmpty && !folder.startsWith('#'))
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folder.replaceFirst(RegExp(r'/$'), ''),
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};
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void main() {
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for (final path in _dockerfiles) {
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group(path, () {
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final dockerfile = File(path).readAsStringSync();
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final package = _members(dockerfile).first;
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test('builds the package it lies in', () {
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expect(package, p.dirname(path));
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});
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test('copies every package the build resolves, and keeps each in the '
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'workspace', () {
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final needed = _needed(package);
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expect(_copied(dockerfile), needed);
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expect(_members(dockerfile).toSet(), needed);
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});
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test("keeps none of them out of the build's context", () {
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final ignored = _ignored();
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for (final each in _needed(package)) {
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expect(
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ignored.where(
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(folder) => each == folder || p.isWithin(folder, each),
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),
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isEmpty,
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reason: '.dockerignore leaves $each out',
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);
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}
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});
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});
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}
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}
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