1 files changed, 29 insertions, 0 deletions
diff --git a/mrbgems/mruby-sleep/test/sleep_test.rb b/mrbgems/mruby-sleep/test/sleep_test.rb
new file mode 100644
index 000000000..f05b7a30b
--- /dev/null
+++ b/mrbgems/mruby-sleep/test/sleep_test.rb
@@ -0,0 +1,29 @@
+assert("sleep works") do
+  assert_nothing_raised { sleep(1) }
+  assert_nothing_raised { sleep(0) }
+end
+
+assert("sleep would accept non-negative float value") do
+  skip unless Object.const_defined?(:Float)
+  assert_nothing_raised { sleep(0.01) }
+  assert_nothing_raised { sleep(0.0) }
+  assert_nothing_raised { sleep(-0.0) }
+end
+
+assert("sleep would not accept negative integer value") do
+  assert_raise(ArgumentError) { sleep(-1) }
+end
+
+assert("sleep would not accept negative float value") do
+  skip unless Object.const_defined?(:Float)
+  assert_raise(ArgumentError) { sleep(-0.1) }
+end
+
+assert("usleep works") do
+  assert_nothing_raised { usleep(100) }
+  assert_nothing_raised { usleep(0) }
+end
+
+assert("usleep would not accept negative value") do
+  assert_raise(ArgumentError) { usleep(-100) }
+end