[contrib] compare_tests: Print number of tests

[Christophe Lyon]

Hi,

It can be useful to print the number of tests in each category, eg:
Tests that now work, but didn't before (65 tests):
instead of
Tests that now work, but didn't before:

This small patch does that.

OK?

Thanks,

Christophe

contrib/ChangeLog:

2018-07-12  Christophe Lyon  <christophe.l...@linaro.org>

        * compare_tests: Print number of tests in each category.


diff --git a/contrib/compare_tests b/contrib/compare_tests
index 51a3719..2dfa864 100755
--- a/contrib/compare_tests
+++ b/contrib/compare_tests
@@ -129,7 +129,8 @@ grep '^PASS' "$before_s" | sed 's/^[^:]*:[  ]//' | comm -12 
$tmp1 - >$tmp2
 
 grep -s . $tmp2 >/dev/null
 if [ $? = 0 ]; then
-       echo "Tests that now fail, but worked before:"
+       num=`cat $tmp2 | wc -l`
+       echo "Tests that now fail, but worked before ($num tests):"
        echo
        cat $tmp2
        echo
@@ -141,7 +142,8 @@ grep '^FAIL' "$before_s" | sed 's/^[^:]*:[  ]//' | comm -12 
$tmp1 - >$tmp2
 
 grep -s . $tmp2 >/dev/null
 if [ $? = 0 ]; then
-       echo "Tests that now work, but didn't before:"
+       num=`cat $tmp2 | wc -l`
+       echo "Tests that now work, but didn't before ($num tests):"
        echo
        cat $tmp2
        [ -n "$strict" ] && echo "Strict test fails" && exit_status=1
@@ -153,7 +155,8 @@ grep '^[PF]A[SI][SL]' "$before_s" | sed 's/^[^:]*:[         
]//' | comm -23 $tmp1 - >$t
 
 grep -s . $tmp2 >/dev/null
 if [ $? = 0 ]; then
-       echo "New tests that FAIL:"
+       num=`cat $tmp2 | wc -l`
+       echo "New tests that FAIL ($num tests):"
        echo
        cat $tmp2
        echo
@@ -165,7 +168,8 @@ grep '^[PF]A[SI][SL]' "$before_s" | sed 's/^[^:]*:[         
]//' | comm -23 $tmp1 - >$t
 
 grep -s . $tmp2 >/dev/null
 if [ $? = 0 ]; then
-       echo "New tests that PASS:"
+       num=`cat $tmp2 | wc -l`
+       echo "New tests that PASS ($num tests):"
        echo
        cat $tmp2
        [ -n "$strict" ] && echo "Strict test fails" && exit_status=1
@@ -177,7 +181,8 @@ grep '^PASS' "$before_s" | sed 's/^[^:]*:[  ]//' | comm -13 
$tmp1 - >$tmp2
 
 grep -s . $tmp2 >/dev/null
 if [ $? = 0 ]; then
-       echo "Old tests that passed, that have disappeared: (Eeek!)"
+       num=`cat $tmp2 | wc -l`
+       echo "Old tests that passed, that have disappeared ($num tests): 
(Eeek!)"
        echo
        cat $tmp2
        [ -n "$strict" ] && echo "Strict test fails" && exit_status=1
@@ -189,7 +194,8 @@ grep '^FAIL' "$before_s" | sed 's/^[^:]*:[  ]//' | comm -13 
$tmp1 - >$tmp2
 
 grep -s . $tmp2 >/dev/null
 if [ $? = 0 ]; then
-       echo "Old tests that failed, that have disappeared: (Eeek!)"
+       num=`cat $tmp2 | wc -l`
+       echo "Old tests that failed, that have disappeared ($num tests): 
(Eeek!)"
        echo
        cat $tmp2
        [ -n "$strict" ] && echo "Strict test fails" && exit_status=1