home: fix tests

internal/home/config_internal_test.go

@@ -11,9 +11,6 @@ import (
 )
 
 func TestConfigFilePath(t *testing.T) {
-	origDir, err := os.Getwd()
-	require.NoError(t, err)
-
 	const (
 		realConf       = "real.yaml"
 		linkConf       = "conf.link"
@@ -27,7 +24,7 @@ func TestConfigFilePath(t *testing.T) {
 	missingPath := filepath.Join(workDir, missingConf)
 	brokenLinkPath := filepath.Join(workDir, brokenLinkConf)
 
-	err = os.Symlink(targetPath, linkPath)
+	err := os.Symlink(targetPath, linkPath)
 	require.NoError(t, err)
 
 	err = os.Symlink(missingPath, brokenLinkPath)
@@ -40,6 +37,14 @@ func TestConfigFilePath(t *testing.T) {
 
 	otherDir := t.TempDir()
 
+	// Canonicalize the absolute path (e.g., on macOS: /var -> /private/var; on
+	// Windows: RUNNER~1 -> runneradmin).
+	wantAbs := targetPath
+	p, err := filepath.EvalSymlinks(wantAbs)
+	if err == nil {
+		wantAbs = p
+	}
+
 	testCases := []struct {
 		name     string
 		chDir    string
@@ -49,7 +54,7 @@ func TestConfigFilePath(t *testing.T) {
 		name:     "absolute_path",
 		chDir:    "",
 		confPath: targetPath,
-		want:     targetPath,
+		want:     wantAbs,
 	}, {
 		name:     "relative_path",
 		chDir:    "",
@@ -75,12 +80,7 @@ func TestConfigFilePath(t *testing.T) {
 	for _, tc := range testCases {
 		t.Run(tc.name, func(t *testing.T) {
 			if tc.chDir != "" {
-				err = os.Chdir(tc.chDir)
-				require.NoError(t, err)
-
-				testutil.CleanupAndRequireSuccess(t, func() (err error) {
-					return os.Chdir(origDir)
-				})
+				t.Chdir(tc.chDir)
 			}
 
 			ctx := testutil.ContextWithTimeout(t, testTimeout)