Fix test-all tests to avoid creating report_on_exception warnings

* The warnings are shown by Thread.report_on_exception defaulting to
  true. [Feature #14143] [ruby-core:83979]
* Improves tests by narrowing down the scope where an exception
  is expected.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61188 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

19 files changed, 181 insertions, 148 deletions

diff --git a/test/-ext-/thread_fd_close/test_thread_fd_close.rb b/test/-ext-/thread_fd_close/test_thread_fd_close.rb
index c83b06d672..e6c3895da7 100644
--- a/test/-ext-/thread_fd_close/test_thread_fd_close.rb
+++ b/test/-ext-/thread_fd_close/test_thread_fd_close.rb
@@ -9,7 +9,9 @@ class TestThreadFdClose < Test::Unit::TestCase
     IO.pipe do |r, w|
       th = Thread.new do
         begin
-          r.read(4)
+          assert_raise(IOError) {
+            r.read(4)
+          }
         ensure
           w.syswrite('done')
         end
@@ -17,7 +19,7 @@ class TestThreadFdClose < Test::Unit::TestCase
       Thread.pass until th.stop?
       IO.thread_fd_close(r.fileno)
       assert_equal 'done', r.read(4)
-      assert_raise(IOError) { th.join }
+      th.join
     end
   end
 end
diff --git a/test/fiddle/test_func.rb b/test/fiddle/test_func.rb
index 8517965223..8c35833a32 100644
--- a/test/fiddle/test_func.rb
+++ b/test/fiddle/test_func.rb
@@ -13,12 +13,12 @@ module Fiddle
 
     def test_syscall_with_tainted_string
       f = Function.new(@libc['system'], [TYPE_VOIDP], TYPE_INT)
-      assert_raise(SecurityError) do
-        Thread.new {
-          $SAFE = 1
+      Thread.new {
+        $SAFE = 1
+        assert_raise(SecurityError) do
           f.call("uname -rs".dup.taint)
-        }.join
-      end
+        end
+      }.join
     end
 
     def test_sinf
diff --git a/test/fiddle/test_handle.rb b/test/fiddle/test_handle.rb
index 444ac55da3..77559eb4d9 100644
--- a/test/fiddle/test_handle.rb
+++ b/test/fiddle/test_handle.rb
@@ -9,20 +9,22 @@ module Fiddle
     include Fiddle
 
     def test_safe_handle_open
-      t = Thread.new do
+      Thread.new do
         $SAFE = 1
-        Fiddle::Handle.new(LIBC_SO.dup.taint)
-      end
-      assert_raise(SecurityError) { t.value }
+        assert_raise(SecurityError) {
+          Fiddle::Handle.new(LIBC_SO.dup.taint)
+        }
+      end.join
     end
 
     def test_safe_function_lookup
-      t = Thread.new do
+      Thread.new do
         h = Fiddle::Handle.new(LIBC_SO)
         $SAFE = 1
-        h["qsort".dup.taint]
-      end
-      assert_raise(SecurityError) { t.value }
+        assert_raise(SecurityError) {
+          h["qsort".dup.taint]
+        }
+      end.join
     end
 
     def test_to_i
diff --git a/test/fileutils/test_fileutils.rb b/test/fileutils/test_fileutils.rb
index 2b3978a7e6..584a1f517a 100644
--- a/test/fileutils/test_fileutils.rb
+++ b/test/fileutils/test_fileutils.rb
@@ -235,6 +235,7 @@ class TestFileUtils < Test::Unit::TestCase
     assert_raise(MiniTest::Assertion) {
       Timeout.timeout(0.1) {
         assert_output_lines([]) {
+          Thread.current.report_on_exception = false
           raise "ok"
         }
       }
diff --git a/test/net/imap/test_imap.rb b/test/net/imap/test_imap.rb
index 8e48317dab..38ea84cc21 100644
--- a/test/net/imap/test_imap.rb
+++ b/test/net/imap/test_imap.rb
@@ -660,6 +660,7 @@ EOF
     }
     ssl_server = OpenSSL::SSL::SSLServer.new(server, ctx)
     ths = Thread.start do
+      Thread.current.report_on_exception = false # always join-ed
       begin
         sock = ssl_server.accept
         begin
diff --git a/test/openssl/test_ssl.rb b/test/openssl/test_ssl.rb
index 1f7f6a39d1..3b063d2e11 100644
--- a/test/openssl/test_ssl.rb
+++ b/test/openssl/test_ssl.rb
@@ -1340,13 +1340,15 @@ end
       ctx2.enable_fallback_scsv
       ctx2.max_version = OpenSSL::SSL::TLS1_1_VERSION
       s2 = OpenSSL::SSL::SSLSocket.new(sock2, ctx2)
-      t = Thread.new { s2.connect }
-      assert_raise_with_message(OpenSSL::SSL::SSLError, /inappropriate fallback/) {
-        s1.accept
+      t = Thread.new {
+        assert_raise_with_message(OpenSSL::SSL::SSLError, /inappropriate fallback/) {
+          s2.connect
+        }
       }
       assert_raise_with_message(OpenSSL::SSL::SSLError, /inappropriate fallback/) {
-        t.join
+        s1.accept
       }
+      t.join
     ensure
       sock1.close
       sock2.close
diff --git a/test/readline/test_readline.rb b/test/readline/test_readline.rb
index 1d19af1e10..68c1ff7312 100644
--- a/test/readline/test_readline.rb
+++ b/test/readline/test_readline.rb
@@ -45,14 +45,14 @@ class TestReadline < Test::Unit::TestCase
         assert_equal("> ", stdout.read(2))
         assert_equal(1, Readline::HISTORY.length)
         assert_equal("hello", Readline::HISTORY[0])
-        assert_raise(SecurityError) do
-          Thread.start {
-            $SAFE = 1
+        Thread.start {
+          $SAFE = 1
+          assert_raise(SecurityError) do
             replace_stdio(stdin.path, stdout.path) do
               Readline.readline("> ".taint)
             end
-          }.join
-        end
+          end
+        }.join
       end
     end
 
diff --git a/test/rinda/test_rinda.rb b/test/rinda/test_rinda.rb
index 9874e32872..c899f32a8a 100644
--- a/test/rinda/test_rinda.rb
+++ b/test/rinda/test_rinda.rb
@@ -241,17 +241,21 @@ module TupleSpaceTestModule
   end
 
   def test_ruby_talk_264062
-    th = Thread.new { @ts.take([:empty], 1) }
+    th = Thread.new {
+      assert_raise(Rinda::RequestExpiredError) do
+        @ts.take([:empty], 1)
+      end
+    }
     sleep(10)
-    assert_raise(Rinda::RequestExpiredError) do
-      thread_join(th)
-    end
+    thread_join(th)
 
-    th = Thread.new { @ts.read([:empty], 1) }
+    th = Thread.new {
+      assert_raise(Rinda::RequestExpiredError) do
+        @ts.read([:empty], 1)
+      end
+    }
     sleep(10)
-    assert_raise(Rinda::RequestExpiredError) do
-      thread_join(th)
-    end
+    thread_join(th)
   end
 
   def test_symbol_tuple
@@ -348,19 +352,18 @@ module TupleSpaceTestModule
 
     template = nil
     taker = Thread.new do
-      @ts.take([:take, nil], 10) do |t|
-        template = t
-	Thread.new do
-	  template.cancel
-	end
+      assert_raise(Rinda::RequestCanceledError) do
+        @ts.take([:take, nil], 10) do |t|
+          template = t
+          Thread.new do
+            template.cancel
+          end
+        end
       end
     end
 
     sleep(2)
-
-    assert_raise(Rinda::RequestCanceledError) do
-      thread_join(taker)
-    end
+    thread_join(taker)
 
     assert(template.canceled?)
 
@@ -377,19 +380,18 @@ module TupleSpaceTestModule
 
     template = nil
     reader = Thread.new do
-      @ts.read([:take, nil], 10) do |t|
-        template = t
-	Thread.new do
-	  template.cancel
-	end
+      assert_raise(Rinda::RequestCanceledError) do
+        @ts.read([:take, nil], 10) do |t|
+          template = t
+          Thread.new do
+            template.cancel
+          end
+        end
       end
     end
 
     sleep(2)
-
-    assert_raise(Rinda::RequestCanceledError) do
-      thread_join(reader)
-    end
+    thread_join(reader)
 
     assert(template.canceled?)
 
diff --git a/test/ruby/test_continuation.rb b/test/ruby/test_continuation.rb
index efc549b67a..a06ac98c8c 100644
--- a/test/ruby/test_continuation.rb
+++ b/test/ruby/test_continuation.rb
@@ -37,9 +37,11 @@ class TestContinuation < Test::Unit::TestCase
 
   def test_error
     cont = callcc{|c| c}
-    assert_raise(RuntimeError){
-      Thread.new{cont.call}.join
-    }
+    Thread.new{
+      assert_raise(RuntimeError){
+        cont.call
+      }
+    }.join
     assert_raise(LocalJumpError){
       callcc
     }
@@ -132,4 +134,3 @@ class TestContinuation < Test::Unit::TestCase
     assert_equal 3, @memo
   end
 end
-
diff --git a/test/ruby/test_exception.rb b/test/ruby/test_exception.rb
index fab6ec9f0f..3e9f4d1bc2 100644
--- a/test/ruby/test_exception.rb
+++ b/test/ruby/test_exception.rb
@@ -183,12 +183,12 @@ class TestException < Test::Unit::TestCase
 
   def test_throw_false
     bug12743 = '[ruby-core:77229] [Bug #12743]'
-    e = assert_raise_with_message(UncaughtThrowError, /false/, bug12743) {
-      Thread.start {
+    Thread.start {
+      e = assert_raise_with_message(UncaughtThrowError, /false/, bug12743) {
         throw false
-      }.join
-    }
-    assert_same(false, e.tag, bug12743)
+      }
+      assert_same(false, e.tag, bug12743)
+    }.join
   end
 
   def test_else_no_exception
diff --git a/test/ruby/test_fiber.rb b/test/ruby/test_fiber.rb
index 92c9961259..7b513a11fa 100644
--- a/test/ruby/test_fiber.rb
+++ b/test/ruby/test_fiber.rb
@@ -70,10 +70,12 @@ class TestFiber < Test::Unit::TestCase
     assert_raise(ArgumentError){
       Fiber.new # Fiber without block
     }
-    assert_raise(FiberError){
-      f = Fiber.new{}
-      Thread.new{f.resume}.join # Fiber yielding across thread
-    }
+    f = Fiber.new{}
+    Thread.new{
+      assert_raise(FiberError){ # Fiber yielding across thread
+        f.resume
+      }
+    }.join
     assert_raise(FiberError){
       f = Fiber.new{}
       f.resume
@@ -199,11 +201,11 @@ class TestFiber < Test::Unit::TestCase
   end
 
   def test_resume_root_fiber
-    assert_raise(FiberError) do
-      Thread.new do
+    Thread.new do
+      assert_raise(FiberError) do
         Fiber.current.resume
-      end.join
-    end
+      end
+    end.join
   end
 
   def test_gc_root_fiber
@@ -377,4 +379,3 @@ class TestFiber < Test::Unit::TestCase
     assert_match(/resumed/, Fiber.current.to_s)
   end
 end
-
diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb
index f3b509a261..009afc3297 100644
--- a/test/ruby/test_io.rb
+++ b/test/ruby/test_io.rb
@@ -3392,12 +3392,16 @@ __END__
 
     str = ""
     IO.pipe {|r,|
-      t = Thread.new { r.read(nil, str) }
+      t = Thread.new {
+        assert_raise(RuntimeError) {
+          r.read(nil, str)
+        }
+      }
       sleep 0.1 until t.stop?
       t.raise
       sleep 0.1 while t.alive?
       assert_nothing_raised(RuntimeError, bug8669) { str.clear }
-      assert_raise(RuntimeError) { t.join }
+      t.join
     }
   end if /cygwin/ !~ RUBY_PLATFORM
 
@@ -3406,12 +3410,16 @@ __END__
 
     str = ""
     IO.pipe {|r, w|
-      t = Thread.new { r.readpartial(4096, str) }
+      t = Thread.new {
+        assert_raise(RuntimeError) {
+          r.readpartial(4096, str)
+        }
+      }
       sleep 0.1 until t.stop?
       t.raise
       sleep 0.1 while t.alive?
       assert_nothing_raised(RuntimeError, bug8669) { str.clear }
-      assert_raise(RuntimeError) { t.join }
+      t.join
     }
   end if /cygwin/ !~ RUBY_PLATFORM
 
@@ -3431,12 +3439,16 @@ __END__
 
     str = ""
     IO.pipe {|r, w|
-      t = Thread.new { r.sysread(4096, str) }
+      t = Thread.new {
+        assert_raise(RuntimeError) {
+          r.sysread(4096, str)
+        }
+      }
       sleep 0.1 until t.stop?
       t.raise
       sleep 0.1 while t.alive?
       assert_nothing_raised(RuntimeError, bug8669) { str.clear }
-      assert_raise(RuntimeError) { t.join }
+      t.join
     }
   end if /cygwin/ !~ RUBY_PLATFORM
 
diff --git a/test/ruby/test_process.rb b/test/ruby/test_process.rb
index e4c7bc9190..58644832d3 100644
--- a/test/ruby/test_process.rb
+++ b/test/ruby/test_process.rb
@@ -1580,7 +1580,10 @@ class TestProcess < Test::Unit::TestCase
     pid = nil
     IO.pipe do |r, w|
       pid = fork { r.read(1); exit }
-      Thread.start { raise }
+      Thread.start {
+        Thread.current.report_on_exception = false
+        raise
+      }
       w.puts
     end
     Process.wait pid
diff --git a/test/ruby/test_thread.rb b/test/ruby/test_thread.rb
index ed22249091..1e3e760a4d 100644
--- a/test/ruby/test_thread.rb
+++ b/test/ruby/test_thread.rb
@@ -448,7 +448,10 @@ class TestThread < Test::Unit::TestCase
   end
 
   def test_status_and_stop_p
-    a = ::Thread.new { raise("die now") }
+    a = ::Thread.new {
+      Thread.current.report_on_exception = false
+      raise("die now")
+    }
     b = Thread.new { Thread.stop }
     c = Thread.new { Thread.exit }
     e = Thread.current
@@ -560,13 +563,13 @@ class TestThread < Test::Unit::TestCase
   end
 
   def test_thread_local_security
-    assert_raise(FrozenError) do
-      Thread.new do
-        Thread.current[:foo] = :bar
-        Thread.current.freeze
+    Thread.new do
+      Thread.current[:foo] = :bar
+      Thread.current.freeze
+      assert_raise(FrozenError) do
         Thread.current[:foo] = :baz
-      end.join
-    end
+      end
+    end.join
   end
 
   def test_thread_local_dynamic_symbol
@@ -615,11 +618,11 @@ class TestThread < Test::Unit::TestCase
   def test_mutex_illegal_unlock
     m = Thread::Mutex.new
     m.lock
-    assert_raise(ThreadError) do
-      Thread.new do
+    Thread.new do
+      assert_raise(ThreadError) do
         m.unlock
-      end.join
-    end
+      end
+    end.join
   end
 
   def test_mutex_fifo_like_lock
@@ -767,12 +770,12 @@ class TestThread < Test::Unit::TestCase
     r=:ng
     e=Class.new(Exception)
     th_s = Thread.current
-    begin
-      th = Thread.start{
+    th = Thread.start{
+      assert_raise(RuntimeError) {
         Thread.handle_interrupt(Object => :on_blocking){
           begin
             Thread.pass until r == :wait
-            Thread.current.raise RuntimeError
+            Thread.current.raise RuntimeError, "will raise in sleep"
             r = :ok
             sleep
           ensure
@@ -780,11 +783,9 @@ class TestThread < Test::Unit::TestCase
           end
         }
       }
-      assert_raise(e) {r = :wait; sleep 0.2}
-      assert_raise(RuntimeError) {th.join(0.2)}
-    ensure
-      th.kill
-    end
+    }
+    assert_raise(e) {r = :wait; sleep 0.2}
+    assert_not_equal nil, th.join
     assert_equal(:ok,r)
   end
 
@@ -971,11 +972,11 @@ _eom
   end
 
   def test_thread_join_main_thread
-    assert_raise(ThreadError) do
-      Thread.new(Thread.current) {|t|
+    Thread.new(Thread.current) {|t|
+      assert_raise(ThreadError) do
         t.join
-      }.join
-    end
+      end
+    }.join
   end
 
   def test_main_thread_status_at_exit
@@ -1019,31 +1020,30 @@ q.pop
     ary = []
 
     t = Thread.new {
-      begin
-        ary << Thread.current.status
-        sleep #1
-      ensure
+      assert_raise(RuntimeError) do
         begin
           ary << Thread.current.status
-          sleep #2
+          sleep #1
         ensure
-          ary << Thread.current.status
+          begin
+            ary << Thread.current.status
+            sleep #2
+          ensure
+            ary << Thread.current.status
+          end
         end
       end
     }
 
-    begin
-      Thread.pass until ary.size >= 1
-      Thread.pass until t.stop?
-      t.kill  # wake up sleep #1
-      Thread.pass until ary.size >= 2
-      Thread.pass until t.stop?
-      t.raise "wakeup" # wake up sleep #2
-      Thread.pass while t.alive?
-      assert_equal(ary, ["run", "aborting", "aborting"])
-    ensure
-      t.join rescue nil
-    end
+    Thread.pass until ary.size >= 1
+    Thread.pass until t.stop?
+    t.kill  # wake up sleep #1
+    Thread.pass until ary.size >= 2
+    Thread.pass until t.stop?
+    t.raise "wakeup" # wake up sleep #2
+    Thread.pass while t.alive?
+    assert_equal(ary, ["run", "aborting", "aborting"])
+    t.join
   end
 
   def test_mutex_owned
diff --git a/test/rubygems/test_gem_request_connection_pools.rb b/test/rubygems/test_gem_request_connection_pools.rb
index a9bddb900e..a087095a53 100644
--- a/test/rubygems/test_gem_request_connection_pools.rb
+++ b/test/rubygems/test_gem_request_connection_pools.rb
@@ -118,13 +118,12 @@ class TestGemRequestConnectionPool < Gem::TestCase
 
     pool.checkout
 
-    t1 = Thread.new {
-      Timeout.timeout(1) do
-        pool.checkout
+    Thread.new {
+      assert_raises(Timeout::Error) do
+        Timeout.timeout(1) do
+          pool.checkout
+        end
       end
-    }
-    assert_raises(Timeout::Error) do
-      t1.join
-    end
+    }.join
   end
 end
diff --git a/test/socket/test_socket.rb b/test/socket/test_socket.rb
index 5ee09f8e9d..126f789492 100644
--- a/test/socket/test_socket.rb
+++ b/test/socket/test_socket.rb
@@ -536,13 +536,15 @@ class TestSocket < Test::Unit::TestCase
     begin sleep(0.1) end until serv_thread.stop?
     sock = TCPSocket.new("localhost", server.addr[1])
     client_thread = Thread.new do
-      sock.readline
+      assert_raise(IOError, bug4390) {
+        sock.readline
+      }
     end
     begin sleep(0.1) end until client_thread.stop?
     Timeout.timeout(1) do
       sock.close
       sock = nil
-      assert_raise(IOError, bug4390) {client_thread.join}
+      client_thread.join
     end
   ensure
     serv_thread.value.close
diff --git a/test/thread/test_cv.rb b/test/thread/test_cv.rb
index 702462606d..1e15d2e9ec 100644
--- a/test/thread/test_cv.rb
+++ b/test/thread/test_cv.rb
@@ -42,12 +42,10 @@ class TestConditionVariable < Test::Unit::TestCase
     thread = Thread.new do
       Thread.current.abort_on_exception = false
       mutex.synchronize do
-        begin
+        assert_raise(Interrupt) {
           condvar.wait(mutex)
-        rescue Exception
-          locked = mutex.locked?
-          raise
-        end
+        }
+        locked = mutex.locked?
       end
     end
 
@@ -56,7 +54,7 @@ class TestConditionVariable < Test::Unit::TestCase
     end
 
     thread.raise Interrupt, "interrupt a dead condition variable"
-    assert_raise(Interrupt) { thread.value }
+    thread.join
     assert(locked)
   end
 
diff --git a/test/thread/test_queue.rb b/test/thread/test_queue.rb
index 56cded8a2f..4e6c9fa4c9 100644
--- a/test/thread/test_queue.rb
+++ b/test/thread/test_queue.rb
@@ -373,7 +373,12 @@ class TestQueue < Test::Unit::TestCase
   def test_blocked_pushers
     q = SizedQueue.new 3
     prod_threads = 6.times.map do |i|
-      thr = Thread.new{q << i}; thr[:pc] = i; thr
+      thr = Thread.new{
+        Thread.current.report_on_exception = false
+        q << i
+      }
+      thr[:pc] = i
+      thr
     end
 
     # wait until some producer threads have finished, and the other 3 are blocked
@@ -413,25 +418,20 @@ class TestQueue < Test::Unit::TestCase
 
   def test_deny_pushers
     [->{Queue.new}, ->{SizedQueue.new 3}].each do |qcreate|
-      prod_threads = nil
       q = qcreate[]
       synq = Queue.new
-      producers_start = Thread.new do
-        prod_threads = 20.times.map do |i|
-          Thread.new{ synq.pop; q << i }
-        end
+      prod_threads = 20.times.map do |i|
+        Thread.new {
+          synq.pop
+          assert_raise(ClosedQueueError) {
+            q << i
+          }
+        }
       end
       q.close
       synq.close # start producer threads
 
-      # 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&.all?{|thr| !thr.status}
-
-      # check that all threads failed to call push
-      prod_threads.each do |thr|
-        assert_kind_of ClosedQueueError, (thr.value rescue $!)
-      end
+      prod_threads.each(&:join)
     end
   end
 
@@ -451,7 +451,10 @@ class TestQueue < Test::Unit::TestCase
   def test_blocked_pushers_empty
     q = SizedQueue.new 3
     prod_threads = 6.times.map do |i|
-      Thread.new{ q << i}
+      Thread.new{
+        Thread.current.report_on_exception = false
+        q << i
+      }
     end
 
     # this ensures that all producer threads call push before close
diff --git a/test/thread/test_sync.rb b/test/thread/test_sync.rb
index e576fc1d32..8241445faf 100644
--- a/test/thread/test_sync.rb
+++ b/test/thread/test_sync.rb
@@ -52,11 +52,15 @@ class SyncTest < Test::Unit::TestCase
     tester= Tester.new
     tester.sync_lock(:EX)
 
-    t = Thread.new { tester.sync_lock(:EX) }
+    t = Thread.new {
+      assert_raise(RuntimeError) {
+        tester.sync_lock(:EX)
+      }
+    }
 
     sleep 0.1 until t.stop?
     t.raise
-    sleep 0.1 while t.alive?
+    t.join
 
     assert_equal(tester.sync_waiting.uniq, tester.sync_waiting)
     assert_equal(tester.sync_waiting, [])