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-rw-r--r--test/ruby/test_thread.rb56
1 files changed, 56 insertions, 0 deletions
diff --git a/test/ruby/test_thread.rb b/test/ruby/test_thread.rb
index f13a962c9b..c977d17ecc 100644
--- a/test/ruby/test_thread.rb
+++ b/test/ruby/test_thread.rb
@@ -344,6 +344,62 @@ class TestThread < Test::Unit::TestCase
INPUT
end
+ def test_report_on_exception
+ assert_separately([], <<~"end;") #do
+ q1 = Queue.new
+ q2 = Queue.new
+
+ assert_equal(false, Thread.report_on_exception,
+ "global flags is false by default")
+ assert_equal(false, Thread.current.report_on_exception)
+
+ Thread.current.report_on_exception = true
+ assert_equal(false,
+ Thread.start {Thread.current.report_on_exception}.value,
+ "should not inherit from the parent thread")
+
+ assert_warn("", "exception should be ignored silently") {
+ th = Thread.start {
+ q1.push(Thread.current.report_on_exception)
+ raise "report 1"
+ }
+ assert_equal(false, q1.pop)
+ Thread.pass while th.alive?
+ }
+
+ assert_warn(/report 2/, "exception should be reported") {
+ th = Thread.start {
+ q1.push(Thread.current.report_on_exception = true)
+ raise "report 2"
+ }
+ assert_equal(true, q1.pop)
+ Thread.pass while th.alive?
+ }
+
+ assert_equal(false, Thread.report_on_exception)
+ assert_warn("", "the global flag should not affect already started threads") {
+ th = Thread.start {
+ q2.pop
+ q1.push(Thread.current.report_on_exception)
+ raise "report 3"
+ }
+ q2.push(Thread.report_on_exception = true)
+ assert_equal(false, q1.pop)
+ Thread.pass while th.alive?
+ }
+
+ assert_equal(true, Thread.report_on_exception)
+ assert_warn(/report 4/, "should defaults to the global flag at the start") {
+ th = Thread.start {
+ q1.push(Thread.current.report_on_exception)
+ raise "report 4"
+ }
+ assert_equal(true, q1.pop)
+ Thread.pass while th.alive?
+ }
+ end;
+ end
+
def test_status_and_stop_p
a = ::Thread.new { raise("die now") }
b = Thread.new { Thread.stop }