test/org/openjdk/jigsaw/cli/jmod-basic.sh

*** 90,94 ****
--- 90,116 ----
  testjmod -z
  testjmod --enable-compression
  testjmod "" -G
  testjmod "" --strip-debug
  testjmod -z -G
+ 
+ ## Verify already installed module is handled correctly
+ compare() {
+   if [ "$1" != "$2" ]; then
+     echo "FAIL: expected [$1], got [$2]"
+     exit 1
+   fi
+ }
+ rm -rf z.lib
+ rm -rf z.jmods && mkdir z.jmods
+ $BIN/jpkg ${TESTTOOLVMOPTS} -m z.modules/com.foo.bar -d z.jmods \
+                             jmod com.foo.bar
+ $BIN/jmod ${TESTTOOLVMOPTS} create
+ $BIN/jmod ${TESTTOOLVMOPTS} install z.jmods/com.foo.bar@1.2.3_01-4a.jmod
+ ## Expect next command to fail
+ set +e
+ if `$BIN/jmod ${TESTTOOLVMOPTS} install z.jmods/com.foo.bar@1.2.3_01-4a.jmod > /dev/null 2>&1`; then
+   echo "FAIL: com.foo.bar@1.2.3_01-4a should fail to install as it is already installed."
+   exit 1
+ fi
+ set -e
+ compare "com.foo.bar@1.2.3_01-4a" `$BIN/jmod ${TESTTOOLVMOPTS} list | tr -d ' \n\r'`