Adds preview mode support for ExplodedImage. Adds tests so both ExplodedImage and ImageReader implementations of SystemImage are tested with exactly the same test data and assertions.
------------- Commit messages: - end-of-file newline - comment fix - Tweaking tests to explain jtreg issue - delete old tests - tests unified in SystemImage, all passing - Exploded image parity of testing Changes: https://git.openjdk.org/valhalla/pull/1743/files Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=1743&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8372038 Stats: 1082 lines in 7 files changed: 705 ins; 309 del; 68 mod Patch: https://git.openjdk.org/valhalla/pull/1743.diff Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1743/head:pull/1743 PR: https://git.openjdk.org/valhalla/pull/1743
