* bootstraptest/runner.rb: use safe navigation operator.

  [fix GH-1142] Patch by @mlarraz
* test/openssl/test_pair.rb: ditto.
* test/ruby/test_econv.rb: ditto.
* test/ruby/test_settracefunc.rb: ditto.
* test/thread/test_queue.rb: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53110 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

6 files changed, 15 insertions, 6 deletions

diff --git a/ChangeLog b/ChangeLog
index 4f86996a91..379caca6fe 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+Mon Dec 14 17:03:05 2015  SHIBATA Hiroshi  <hsbt@ruby-lang.org>
+
+	* bootstraptest/runner.rb: use safe navigation operator.
+	  [fix GH-1142] Patch by @mlarraz
+	* test/openssl/test_pair.rb: ditto.
+	* test/ruby/test_econv.rb: ditto.
+	* test/ruby/test_settracefunc.rb: ditto.
+	* test/thread/test_queue.rb: ditto.
+
 Mon Dec 14 14:33:35 2015  SHIBATA Hiroshi  <hsbt@ruby-lang.org>
 
 	* lib/xmlrpc.rb: added documentation for parser details.
diff --git a/bootstraptest/runner.rb b/bootstraptest/runner.rb
index d9711fef38..5eb468a338 100755
--- a/bootstraptest/runner.rb
+++ b/bootstraptest/runner.rb
@@ -347,7 +347,7 @@ def assert_normal_exit(testsrc, *rest)
       $stderr.reopen(old_stderr)
       old_stderr.close
     end
-    if status && status.signaled?
+    if status&.signaled?
       signo = status.termsig
       signame = Signal.list.invert[signo]
       unless ignore_signals and ignore_signals.include?(signame)
diff --git a/test/openssl/test_pair.rb b/test/openssl/test_pair.rb
index 932426572f..33ec555492 100644
--- a/test/openssl/test_pair.rb
+++ b/test/openssl/test_pair.rb
@@ -49,7 +49,7 @@ module OpenSSL::SSLPairM
       return c, s
     end
   ensure
-    if th && th.alive?
+    if th&.alive?
       th.kill
       th.join
     end
diff --git a/test/ruby/test_econv.rb b/test/ruby/test_econv.rb
index 073355f319..5690ec75f2 100644
--- a/test/ruby/test_econv.rb
+++ b/test/ruby/test_econv.rb
@@ -18,8 +18,8 @@ class TestEncodingConverter < Test::Unit::TestCase
 
   def assert_errinfo(e_res, e_enc1, e_enc2, e_error_bytes, e_readagain_bytes, ec)
     assert_equal([e_res, e_enc1, e_enc2,
-                  e_error_bytes && e_error_bytes.b,
-                  e_readagain_bytes && e_readagain_bytes.b],
+                  e_error_bytes&.b,
+                  e_readagain_bytes&.b],
                  ec.primitive_errinfo)
   end
 
diff --git a/test/ruby/test_settracefunc.rb b/test/ruby/test_settracefunc.rb
index ef5a0c0620..e5048adba1 100644
--- a/test/ruby/test_settracefunc.rb
+++ b/test/ruby/test_settracefunc.rb
@@ -464,7 +464,7 @@ class TestSetTraceFunc < Test::Unit::TestCase
     EOF
     self.class.class_eval{remove_const(:XYZZY)}
     ensure
-      trace.disable if trace && trace.enabled?
+      trace.disable if trace&.enabled?
     end
 
     answer_events = [
diff --git a/test/thread/test_queue.rb b/test/thread/test_queue.rb
index 59d51e730c..7ab6d1e01e 100644
--- a/test/thread/test_queue.rb
+++ b/test/thread/test_queue.rb
@@ -427,7 +427,7 @@ class TestQueue < Test::Unit::TestCase
 
       # wait for all threads to be finished, because of exceptions
       # NOTE: thr.status will be nil (raised) or false (terminated)
-      sleep 0.01 until prod_threads && prod_threads.all?{|thr| !thr.status}
+      sleep 0.01 until prod_threads&.all?{|thr| !thr.status}
 
       # check that all threads failed to call push
       prod_threads.each do |thr|