package glob

import (
	"reflect"
	"testing"
)

func TestGlobFiles(t *testing.T) {
	tests := []struct {
		name    string
		pattern string
		want    []string
		wantErr bool
	}{
		{
			name:    "Test with valid pattern",
			pattern: "testfiles/**/*.{txt,md}",
			want: []string{
				"testfiles/subdir1/test1.txt",
				"testfiles/subdir2/test2.md",
			},
			wantErr: false,
		},
		{
			name:    "Test with partial pattern",
			pattern: "testfiles/**/test1.txt",
			want: []string{
				"testfiles/subdir1/test1.txt",
			},
			wantErr: false,
		},
		{
			name:    "Test with invalid pattern",
			pattern: "testfiles/**/test3.txt",
			want:    nil,
			wantErr: false,
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			got, err := GlobFiles(tt.pattern)
			if (err != nil) != tt.wantErr {
				t.Errorf("GlobFiles() error = %v, wantErr %v", err, tt.wantErr)
				return
			}
			if !reflect.DeepEqual(got, tt.want) {
				t.Errorf("GlobFiles() got = %v, want %v", got, tt.want)
			}
		})
	}
}