spec/mpc/arithmetic_op_spec.rb in ruby-mpc-0.0.6 vs spec/mpc/arithmetic_op_spec.rb in ruby-mpc-0.0.7

@@ -1,21 +1,22 @@
-require File.dirname(__FILE__) + '/spec_helper.rb'
+require File.join(File.dirname(__FILE__), "../spec_helper.rb")
 
-require "generate_complex_number.rb"
-
-MPFR.set_default_prec(256)
-
 ARITHMETIC_NUM_OF_CALCULATE = 1000
 
 def check_mpc_arithmetic_op(arg1, arg2, error = 10e-10, &block)
   ruby_res = yield(Complex(*(arg1.map{ |a| a.to_f })), Complex(*(arg2.map{ |a| a.to_f })))
   mpc_res = yield(MPC.new(*arg1), MPC.new(*arg2))
   (MPFR.new(ruby_res.real) - mpc_res.real).abs.should < error
   (MPFR.new(ruby_res.imag) - mpc_res.imag).abs.should < error
 end
 
 describe MPC, "when calculating" do
+  before(:all) do
+    @prec_old = MPFR.get_default_prec
+    MPFR.set_default_prec(256)
+  end
+
   it "should be complex number" do
     args = GenerateComplex.float_arguments(ARITHMETIC_NUM_OF_CALCULATE)
     args.each_index do |i|
       if i > 0
         check_mpc_arithmetic_op(args[i-1], args[i]){ |a, b| a + b }
@@ -24,7 +25,9 @@
         check_mpc_arithmetic_op(args[i-1], args[i]){ |a, b| a / b }
       end
     end
   end
 
+  after(:all) do
+    MPFR.set_default_prec(@prec_old)
+  end
 end
-