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-rw-r--r--test/bigdecimal/helper.rb28
1 files changed, 28 insertions, 0 deletions
diff --git a/test/bigdecimal/helper.rb b/test/bigdecimal/helper.rb
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+# 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