Merge pull request #21786 from pselle/fmt_check_test

tests: Normalize in the fmt -check test

command/fmt_test.go

@@ -245,6 +245,10 @@ func TestFmt_check(t *testing.T) {
 		t.Fatalf("wrong exit code. expected 3")
 	}
 
+	// Given that we give relative paths back to the user, normalize this temp
+	// dir so that we're comparing against a relative-ized (normalized) path
+	tempDir = c.normalizePath(tempDir)
+
 	if actual := ui.OutputWriter.String(); !strings.Contains(actual, tempDir) {
 		t.Fatalf("expected:\n%s\n\nto include: %q", actual, tempDir)
 	}