exactness: added simulate mode

Signed-off-by: Aharon Hillel <a.hillel@partner.samsung.com>

SVN revision: 66378

README

@@ -46,6 +46,20 @@ Testing with exactness composed of the following stages:
    NOTE: You may change screenshot key from F2 to any other key
          with TSUITE_SHOT_KEY env var.
 
+
+   After recording a new test you may use 'simulate' option to play test
+   with no effect to output files. Simulate option lets you to examine
+   a test-play on-screen without actually producing output PNG file.
+
+   To do this just run:
+   exactness -s [-b BaseDir] [TestName]
+
+   Example:
+   exactness -s test_check
+   This will play test_check.rec from cwd,
+   use the -b option to tell exactness to locate this file elsewhere.
+
+
 2. Test Initiation.
    The final stage of testing process is based on PNG image comparison
    of original screenshots with current screenshots produced after code change.
@@ -91,6 +105,7 @@ Testing with exactness composed of the following stages:
    Write resulting PNG files at cwd/current (default) dir
    along with comp_*.png files.
    
+   
 4. Comparing PNG files.
    This is the final stage of testing in which we compare output
    before code update and after the update.
@@ -100,6 +115,7 @@ Testing with exactness composed of the following stages:
    When all comparisons done you get final report of (N) files did not match.
    In case difference was found, you may look at comp_*.png files in DestDir.
 
+   
 5. fail_if(expr) macro:
    You may use fail_if(expr); macro to verify variable value on-the-fly.
    For example, if your code contains:
@@ -115,6 +131,7 @@ Testing with exactness composed of the following stages:
    When tests completed, the user gets notification message if any tests failed.
    In such case, please review the fail_*.txt files.
 
+   
 6. To view exactness help issue the command:
    exactness --help
    or

src/scripts/write.sh

@@ -66,6 +66,20 @@ fi
 return 0
 }
 
+do_simulation () {
+# This will play simulation
+# this will NOT produce screenshots
+DEBUG echo do_simulation "\$*"
+if [ -z "\$*" ]
+then
+   exactness_raw --destdir "\$_dest_dir" --basedir "\$_base_dir" --tests
+else
+   exactness_raw --destdir "\$_dest_dir" --basedir "\$_base_dir" --tests \$*
+fi
+
+return 0
+}
+
 do_play () {
 # This will play record for all test if '-a' specified.
 # or play record of tests specified as parameter.
@@ -73,7 +87,6 @@ do_play () {
 DEBUG echo base dir: "\$_base_dir"
 DEBUG echo dest dir: "\$_dest_dir"
 DEBUG echo do_play "\$_dest_dir" "\$*"
-
 # Play recorded tests and produce PNG files.
 # this will produce screenshots in "_dest_dir" folder
 if [ -z "\$*" ]
@@ -197,9 +210,21 @@ else
    done
 fi
 
-echo "Processed \$ncomp comparisons"
-echo "with \$nfail diff errors"
-echo "\$nerr rec-files were not found"
+if [ "\$ncomp" -ne 0 ]
+then
+   echo "Processed \$ncomp comparisons"
+fi
+
+if [ "\$nfail" -ne 0 ]
+then
+   echo "with \$nfail diff errors"
+fi
+
+if [ "\$nerr" -ne 0 ]
+then
+   echo "\$nerr PNG-files were not found"
+fi
+
 return 0
 }
 
@@ -208,6 +233,7 @@ _record=
 _play=
 _compare=
 _init=
+_simulation=
 _remove_fail=
 _orig_dir="orig"
 # Init dest_dir - should change on the fly
@@ -222,7 +248,7 @@ nfail=0
 which compare &> /dev/null
 comp_unavail=\$?
 
-while getopts 'ab:cd:hpri?' OPTION
+while getopts 'ab:cd:hpris?' OPTION
 do
    case \$OPTION in
       b)  _base_dir="\$OPTARG"
@@ -243,6 +269,9 @@ do
           _play=1
           _remove_fail=1
          ;;
+      s)  _dest_dir="\$_orig_dir"
+         _simulation=1
+         ;;
       h)  do_help
          exit 0
          ;;
@@ -256,6 +285,18 @@ shift \$((\$OPTIND - 1))
 DEBUG echo _base_dir="\$_base_dir"
 DEBUG echo _dest_dir="\$_dest_dir"
 
+if [ "\$_simulation" ]
+then
+# When in simulation mode, we will just commit play (ignore other options)
+   _init=
+   _record=
+   _compare=
+   _remove_fail=
+   _play=
+   do_simulation "\$*"
+# This will cause render simulation
+fi
+
 if [ ! -e "\$_base_dir" ]
 then
    echo "Base dir <\$_base_dir> - not found."