4 files changed, 57 insertions, 0 deletions
diff --git a/spec/ruby/core/float/shared/abs.rb b/spec/ruby/core/float/shared/abs.rb
new file mode 100644
index 0000000000..ab21480e24
--- /dev/null
+++ b/spec/ruby/core/float/shared/abs.rb
@@ -0,0 +1,21 @@
+require_relative '../../../spec_helper'
+
+describe :float_abs, shared: true do
+  it "returns the absolute value" do
+    -99.1.send(@method).should be_close(99.1, TOLERANCE)
+    4.5.send(@method).should be_close(4.5, TOLERANCE)
+    0.0.send(@method).should be_close(0.0, TOLERANCE)
+  end
+
+  it "returns 0.0 if -0.0" do
+    (-0.0).send(@method).should be_positive_zero
+  end
+
+  it "returns Infinity if -Infinity" do
+    (-infinity_value).send(@method).infinite?.should == 1
+  end
+
+  it "returns NaN if NaN" do
+    nan_value.send(@method).nan?.should == true
+  end
+end
diff --git a/spec/ruby/core/float/shared/arithmetic_exception_in_coerce.rb b/spec/ruby/core/float/shared/arithmetic_exception_in_coerce.rb
new file mode 100644
index 0000000000..bd3bf9019f
--- /dev/null
+++ b/spec/ruby/core/float/shared/arithmetic_exception_in_coerce.rb
@@ -0,0 +1,11 @@
+require_relative '../fixtures/classes'
+
+describe :float_arithmetic_exception_in_coerce, shared: true do
+  it "does not rescue exception raised in other#coerce" do
+    b = mock("numeric with failed #coerce")
+    b.should_receive(:coerce).and_raise(FloatSpecs::CoerceError)
+
+    # e.g. 1.0 > b
+    -> { 1.0.send(@method, b) }.should.raise(FloatSpecs::CoerceError)
+  end
+end
diff --git a/spec/ruby/core/float/shared/comparison_exception_in_coerce.rb b/spec/ruby/core/float/shared/comparison_exception_in_coerce.rb
new file mode 100644
index 0000000000..eec5d8daf9
--- /dev/null
+++ b/spec/ruby/core/float/shared/comparison_exception_in_coerce.rb
@@ -0,0 +1,11 @@
+require_relative '../fixtures/classes'
+
+describe :float_comparison_exception_in_coerce, shared: true do
+  it "does not rescue exception raised in other#coerce" do
+    b = mock("numeric with failed #coerce")
+    b.should_receive(:coerce).and_raise(FloatSpecs::CoerceError)
+
+    # e.g. 1.0 > b
+    -> { 1.0.send(@method, b) }.should.raise(FloatSpecs::CoerceError)
+  end
+end
diff --git a/spec/ruby/core/float/shared/to_i.rb b/spec/ruby/core/float/shared/to_i.rb
new file mode 100644
index 0000000000..1e6f941467
--- /dev/null
+++ b/spec/ruby/core/float/shared/to_i.rb
@@ -0,0 +1,14 @@
+describe :float_to_i, shared: true do
+  it "returns self truncated to an Integer" do
+    899.2.send(@method).should.eql?(899)
+    -1.122256e-45.send(@method).should.eql?(0)
+    5_213_451.9201.send(@method).should.eql?(5213451)
+    1.233450999123389e+12.send(@method).should.eql?(1233450999123)
+    -9223372036854775808.1.send(@method).should.eql?(-9223372036854775808)
+    9223372036854775808.1.send(@method).should.eql?(9223372036854775808)
+  end
+
+  it "raises a FloatDomainError for NaN" do
+    -> { nan_value.send(@method) }.should.raise(FloatDomainError)
+  end
+end