[jdk11u-dev] RFR: 8310923: Refactor Currency tests to use JUnit [v3]

[Andrew Lu]

> I backport this for parity with 11.0.24-oracle.
> Clean except some code lines are different, so make it clean.

Andrew Lu has updated the pull request incrementally with one additional commit since the last revision:

  fix

-------------

Changes:
  - all: https://git.openjdk.org/jdk11u-dev/pull/2625/files
  - new: https://git.openjdk.org/jdk11u-dev/pull/2625/files/50ac2bea..14c60deb

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2625&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2625&range=01-02

  Stats: 17 lines in 1 file changed: 1 ins; 0 del; 16 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/2625.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/2625/head:pull/2625

PR: https://git.openjdk.org/jdk11u-dev/pull/2625