Revert fix_test changes

Author: firelizzard18

test/fix_test.go

@@ -4,7 +4,6 @@ import (
 	"os"
 	"os/exec"
 	"path/filepath"
-	"regexp"
 	"testing"
 
 	"github.com/stretchr/testify/require"
@@ -72,7 +71,7 @@ func TestFix(t *testing.T) {
 			expectedOutput, err := os.ReadFile(filepath.Join(testdataDir, "fix", "out", filepath.Base(input)))
 			require.NoError(t, err)
 
-			require.Equal(t, trimTrailingSpaces(string(expectedOutput)), trimTrailingSpaces(string(output)))
+			require.Equal(t, string(expectedOutput), string(output))
 		})
 	}
 }
@@ -111,13 +110,7 @@ func TestFix_pathPrefix(t *testing.T) {
 			expectedOutput, err := os.ReadFile(filepath.Join(testdataDir, "fix", "out", filepath.Base(input)))
 			require.NoError(t, err)
 
-			require.Equal(t, trimTrailingSpaces(string(expectedOutput)), trimTrailingSpaces(string(output)))
+			require.Equal(t, string(expectedOutput), string(output))
 		})
 	}
 }
-
-var reTrailingSpaces = regexp.MustCompile(`(?m)(\s+)$`)
-
-func trimTrailingSpaces(s string) string {
-	return reTrailingSpaces.ReplaceAllString(s, "")
-}

test/testdata/fix/out/go-header_1.go

@@ -1,5 +1,5 @@
 // Copyright 2024 The Awesome Project Authors
-//
+// 
 // Use of this source code is governed by LICENSE
 
 //golangcitest:args -Egoheader