[jdk21u-dev] RFR: 8340407: Open source a few more Component related tests

[Goetz Lindenmaier]

I backport this for parity with 21.0.9-oracle

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Commit messages:
 - Backport a32c3b43aaefdebf5be229f90d9cd26db1859b95

Changes: https://git.openjdk.org/jdk21u-dev/pull/1743/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1743&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8340407
  Stats: 1395 lines in 4 files changed: 1395 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1743.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1743/head:pull/1743

PR: https://git.openjdk.org/jdk21u-dev/pull/1743