[ruby/bigdecimal] Include TestBigDecimalBase in TestBigDecimalUtil

https://github.com/ruby/bigdecimal/commit/f732201df1

1 files changed, 28 insertions, 0 deletions

diff --git a/test/bigdecimal/helper.rb b/test/bigdecimal/helper.rb
new file mode 100644
index 0000000000..22b05f09ae
--- /dev/null
+++ b/test/bigdecimal/helper.rb
@@ -0,0 +1,28 @@
+# frozen_string_literal: false
+require "test/unit"
+require "bigdecimal"
+
+module TestBigDecimalBase
+  def setup
+    @mode = BigDecimal.mode(BigDecimal::EXCEPTION_ALL)
+    BigDecimal.mode(BigDecimal::EXCEPTION_ALL, true)
+    BigDecimal.mode(BigDecimal::EXCEPTION_UNDERFLOW, true)
+    BigDecimal.mode(BigDecimal::EXCEPTION_OVERFLOW, true)
+    BigDecimal.mode(BigDecimal::ROUND_MODE, BigDecimal::ROUND_HALF_UP)
+    BigDecimal.limit(0)
+  end
+
+  def teardown
+    [BigDecimal::EXCEPTION_INFINITY, BigDecimal::EXCEPTION_NaN,
+     BigDecimal::EXCEPTION_UNDERFLOW, BigDecimal::EXCEPTION_OVERFLOW].each do |mode|
+      BigDecimal.mode(mode, !(@mode & mode).zero?)
+    end
+  end
+
+  def under_gc_stress
+    stress, GC.stress = GC.stress, true
+    yield
+  ensure
+    GC.stress = stress
+  end
+end