// Copyright (c) 2026 Petr Balvín <opensource@petrbalvin.org> (https://petrbalvin.org)
// SPDX-License-Identifier: BSD-3-Clause

//go:build integration

// Package parser integration tests against the production go-libraries kernels.
// Excluded from the default test run so coverage is identical locally and in CI.
// Run explicitly with:  go test -tags=integration ./parser/
package parser

import (
	"os"
	"path/filepath"
	"testing"
)

// TestParseRealGoLibraries parses every .s file in the sibling go-libraries
// repository when it is checked out, asserting a clean, error-free parse.
func TestParseRealGoLibraries(t *testing.T) {
	matches, _ := filepath.Glob("../../go-libraries/go-*/*.s")
	if len(matches) == 0 {
		t.Skip("go-libraries repository not present next to gasm-sdk")
	}
	for _, path := range matches {
		src, err := os.ReadFile(path)
		if err != nil {
			t.Fatalf("read %s: %v", path, err)
		}
		file, errs := Parse(path, string(src))
		if len(errs) > 0 {
			t.Errorf("parse %s: %v", path, errs)
			continue
		}
		if len(texts(file)) == 0 {
			t.Errorf("parse %s: no TEXT functions found", path)
		}
		t.Logf("%s: %d decls, %d functions", filepath.Base(path), len(file.Decls), len(texts(file)))
	}
}