[jdk17u-dev] RFR: 8351884: Refactor bug8033699.java test code

[Goetz Lindenmaier]

I backport this for parity with 17.0.17-oracle.

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Commit messages:
 - Backport 482538b100856afe2252395d47e576e6c6d885ce

Changes: https://git.openjdk.org/jdk17u-dev/pull/3744/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=3744&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8351884
  Stats: 89 lines in 1 file changed: 37 ins; 3 del; 49 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/3744.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/3744/head:pull/3744

PR: https://git.openjdk.org/jdk17u-dev/pull/3744