hg: jdk7u/jdk7u-dev/jdk: 7141141: Add 3 new test scenarios for testing Main-Class attribute in jar manifest file

[kumar.x.srinivasan at oracle.com]

Changeset: cb04b01f447a
Author:    ksrini
Date:      2012-03-14 09:52 -0700
URL:       http://hg.openjdk.java.net/jdk7u/jdk7u-dev/jdk/rev/cb04b01f447a

7141141: Add 3 new test scenarios for testing Main-Class attribute in jar manifest file
Summary: Tests backported from jdk8 by bvaidya to jdk7u
Reviewed-by: ksrini, bvaidya
Contributed-by: sonali.goel at oracle.com

! test/tools/launcher/Arrrghs.java
+ test/tools/launcher/MainClassAttributeTest.java
! test/tools/launcher/TestHelper.java