[mutter] cogl/tests: Use less verbose run-tests.sh on single tests run by meson

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 81ae886ddad4b03602dac0a28cb24952e039b462
Author: Marco Trevisan (Treviño) <mail 3v1n0 net>
Date:   Thu Apr 4 23:36:06 2019 -0400

    cogl/tests: Use less verbose run-tests.sh on single tests run by meson
    
    Use less verbose output when run-tests.sh is running only a test and we're
    requested for less verbose output.
    
    Also write the test name first of running it.
    
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/442

 cogl/tests/conform/meson.build |  1 +
 cogl/tests/run-tests.sh        | 33 +++++++++++++++++++--------------
 cogl/tests/unit/meson.build    |  1 +
 3 files changed, 21 insertions(+), 14 deletions(-)
---
diff --git a/cogl/tests/conform/meson.build b/cogl/tests/conform/meson.build
index 9a94eba51..3242f7eec 100644
--- a/cogl/tests/conform/meson.build
+++ b/cogl/tests/conform/meson.build
@@ -124,6 +124,7 @@ foreach test_target: cogl_conformance_tests
   test_name = '-'.join(name_parts)
   test(test_name, cogl_run_tests,
     suite: ['cogl', 'cogl/conform'],
+    env: ['RUN_TESTS_QUIET=1'],
     args: [
       cogl_config_env,
       libmutter_cogl_test_conformance,
diff --git a/cogl/tests/run-tests.sh b/cogl/tests/run-tests.sh
index eccfc05a6..825dd1251 100755
--- a/cogl/tests/run-tests.sh
+++ b/cogl/tests/run-tests.sh
@@ -32,13 +32,15 @@ EXIT=0
 MISSING_FEATURE="WARNING: Missing required feature";
 KNOWN_FAILURE="WARNING: Test is known to fail";
 
-echo "Key:"
-echo "ok = Test passed"
-echo "n/a = Driver is missing a feature required for the test"
-echo "FAIL = Unexpected failure"
-echo "FIXME = Test failed, but it was an expected failure"
-echo "PASS! = Unexpected pass"
-echo ""
+if [ -z "$RUN_TESTS_QUIET" ]; then
+  echo "Key:"
+  echo "ok = Test passed"
+  echo "n/a = Driver is missing a feature required for the test"
+  echo "FAIL = Unexpected failure"
+  echo "FIXME = Test failed, but it was an expected failure"
+  echo "PASS! = Unexpected pass"
+  echo ""
+fi
 
 get_status()
 {
@@ -88,6 +90,11 @@ run_test()
   fi
 }
 
+if [ -z "$UNIT_TESTS" ]; then
+  echo Missing unit-tests file or names
+  exit 1
+fi
+
 TITLE_FORMAT="%35s"
 printf "$TITLE_FORMAT" "Test"
 
@@ -100,20 +107,19 @@ if test "$HAVE_GLES2" -eq 1; then
   printf "$GLES2_FORMAT" "ES2"
 fi
 
-echo ""
 echo ""
 
-if [ -z "$UNIT_TESTS" ]; then
-  echo Missing unit-tests file or names
-  exit 1
-fi
-
 if [ -f "$UNIT_TESTS" ]; then
   UNIT_TESTS="$(cat $UNIT_TESTS)"
 fi
 
+if [ -z "$RUN_TESTS_QUIET" ] || [ "$(echo "$UNIT_TESTS" | wc -w )" -gt 1 ]; then
+  echo ""
+fi
+
 for test in $UNIT_TESTS
 do
+  printf $TITLE_FORMAT "$test:"
   export COGL_DEBUG=
 
   if test "$HAVE_GL" -eq 1; then
@@ -139,7 +145,6 @@ do
     run_test "$test" gles2
   fi
 
-  printf $TITLE_FORMAT "$test:"
   if test "$HAVE_GL" -eq 1; then
     printf "$GL_FORMAT" \
       "$(get_status "$gl_glsl_result")" \
diff --git a/cogl/tests/unit/meson.build b/cogl/tests/unit/meson.build
index 2869764f3..289245e29 100644
--- a/cogl/tests/unit/meson.build
+++ b/cogl/tests/unit/meson.build
@@ -32,6 +32,7 @@ foreach test_target: cogl_unit_tests
   test_name = '-'.join(test_target.split('_'))
   test(test_name, cogl_run_tests,
     suite: ['cogl', 'cogl/unit'],
+    env: ['RUN_TESTS_QUIET=1'],
     args: [
       cogl_config_env,
       libmutter_cogl_test_unit,