When NOTMUCH_TEST_QUIET environment variable is set to non-null value
messages when new test script starts and when test PASSes are disabled.
This eases picking the cases when tests FAIL (as those are still printed).
---

Diffdiff of part 3 to previous.

| diff --git a/test/test-lib.sh b/test/test-lib.sh
| index 9d4a807..d8e0d91 100644
| --- a/test/test-lib.sh
| +++ b/test/test-lib.sh
| @@ -733,9 +733,7 @@ test_failure_ () {
|               return
|       fi
|       test_failure=$(($test_failure + 1))
| -     if test -n "$NOTMUCH_TEST_QUIET"; then
| -             print_test_description
| -     fi
| +     print_test_description
|       test_failure_message_ "FAIL" "$test_subtest_name" "$@"
|       test "$immediate" = "" || { GIT_EXIT_OK=t; exit 1; }
|       return 1


 test/README      | 8 ++++++++
 test/basic       | 4 ++--
 test/test-lib.sh | 9 ++++++++-
 3 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/test/README b/test/README
index d12cff2..79a9b1b 100644
--- a/test/README
+++ b/test/README
@@ -76,6 +76,14 @@ the tests in one of the following ways.
        TEST_EMACS=my-special-emacs TEST_EMACSCLIENT=my-emacsclient ./emacs
        make test TEST_EMACS=my-special-emacs TEST_EMACSCLIENT=my-emacsclient

+Quiet Execution
+---------------
+
+Normally, when new script starts and when test PASSes you get a message
+printed on screen. This printing can be disabled by setting the
+NOTMUCH_TEST_QUIET variable to a non-null value. Message on test
+failures and skips are still printed.
+
 Skipping Tests
 --------------
 If, for any reason, you need to skip one or more tests, you can do so
diff --git a/test/basic b/test/basic
index 64eb7d7..f7eed32 100755
--- a/test/basic
+++ b/test/basic
@@ -74,12 +74,12 @@ suppress_diff_date() {
 }

 test_begin_subtest "Ensure that test output is suppressed unless the test 
fails"
-output=$(cd $TEST_DIRECTORY; ./test-verbose 2>&1 | suppress_diff_date)
+output=$(cd $TEST_DIRECTORY; NOTMUCH_TEST_QUIET= ./test-verbose 2>&1 | 
suppress_diff_date)
 expected=$(cat $EXPECTED/test-verbose-no | suppress_diff_date)
 test_expect_equal "$output" "$expected"

 test_begin_subtest "Ensure that -v does not suppress test output"
-output=$(cd $TEST_DIRECTORY; ./test-verbose -v 2>&1 | suppress_diff_date)
+output=$(cd $TEST_DIRECTORY; NOTMUCH_TEST_QUIET= ./test-verbose -v 2>&1 | 
suppress_diff_date)
 expected=$(cat $EXPECTED/test-verbose-yes | suppress_diff_date)
 # Do not include the results of test-verbose in totals
 rm $TEST_DIRECTORY/test-results/test-verbose
diff --git a/test/test-lib.sh b/test/test-lib.sh
index 34e0db6..d8e0d91 100644
--- a/test/test-lib.sh
+++ b/test/test-lib.sh
@@ -198,7 +198,10 @@ print_test_description ()
        echo $this_test: "Testing ${test_description}"
        test_description_printed=1
 }
-print_test_description
+if [ -z "$NOTMUCH_TEST_QUIET" ]
+then
+       print_test_description
+fi

 exec 5>&1

@@ -717,6 +720,9 @@ test_ok_ () {
                return
        fi
        test_success=$(($test_success + 1))
+       if test -n "$NOTMUCH_TEST_QUIET"; then
+               return 0
+       fi
        say_color pass "%-6s" "PASS"
        echo " $test_subtest_name"
 }
@@ -727,6 +733,7 @@ test_failure_ () {
                return
        fi
        test_failure=$(($test_failure + 1))
+       print_test_description
        test_failure_message_ "FAIL" "$test_subtest_name" "$@"
        test "$immediate" = "" || { GIT_EXIT_OK=t; exit 1; }
        return 1
-- 
1.8.0

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