package main

import (
	"path/filepath"
	"sort"
	"testing"

	"checks/trunk"
)

// The script's run of this check over the real tree (novox/hq ADR 0529 clause 2): predefined.json removes no key a module still
// names, judged against the trunk's copy at the merge base. A trunk with none had no keys; with no trunk to read, nothing can be
// seen removed, and the test says so.
func TestThePredefinedListRemovesNoKeyAModuleStillNames(t *testing.T) {
	tree, err := Keys(filepath.Join("..", "..", File))
	if err != nil {
		t.Fatal(err)
	}
	path, ok := trunk.Copy(t, File)
	if !ok {
		t.Log("no trunk copy of " + File + ": no removal can be seen")
		return
	}
	base, err := Keys(path)
	if err != nil {
		t.Fatal(err)
	}
	named, err := Named(filepath.Join("..", ".."))
	if err != nil {
		t.Fatal(err)
	}
	removed := Removed(base, tree, named)
	keys := make([]string, 0, len(removed))
	for k := range removed {
		keys = append(keys, k)
	}
	sort.Strings(keys)
	for _, k := range keys {
		t.Errorf("%q is removed from %s and still named by %v", k, File, removed[k])
	}
}