1 files changed, 53 insertions, 0 deletions
diff --git a/spec/ruby/core/integer/lte_spec.rb b/spec/ruby/core/integer/lte_spec.rb
new file mode 100644
index 0000000000..65b71d77f2
--- /dev/null
+++ b/spec/ruby/core/integer/lte_spec.rb
@@ -0,0 +1,53 @@
+require_relative '../../spec_helper'
+require_relative 'shared/comparison_coerce'
+
+describe "Integer#<=" do
+  it_behaves_like :integer_comparison_coerce_not_rescue, :<=
+
+  context "fixnum" do
+    it "returns true if self is less than or equal to other" do
+      (2 <= 13).should == true
+      (-600 <= -500).should == true
+
+      (5 <= 1).should == false
+      (5 <= 5).should == true
+      (-2 <= -2).should == true
+
+      (900 <= bignum_value).should == true
+      (5 <= 4.999).should == false
+    end
+
+    it "raises an ArgumentError when given a non-Integer" do
+      -> { 5 <= "4"       }.should raise_error(ArgumentError)
+      -> { 5 <= mock('x') }.should raise_error(ArgumentError)
+    end
+  end
+
+  context "bignum" do
+    before :each do
+      @bignum = bignum_value(39)
+    end
+
+    it "returns true if self is less than or equal to other" do
+      (@bignum <= @bignum).should == true
+      (-@bignum <= -(@bignum - 1)).should == true
+
+      (@bignum <= 4.999).should == false
+    end
+
+    it "returns false if compares with near float" do
+      (@bignum <= (@bignum + 0.0)).should == false
+      (@bignum <= (@bignum + 0.5)).should == false
+    end
+
+    it "returns true for bignums compare to a bigger float" do
+      (18446744073709551616 <= 1.8446744073709552e+19).should == true
+      (@bignum <= (@bignum + 9999.0)).should == true
+    end
+
+    it "raises an ArgumentError when given a non-Integer" do
+      -> { @bignum <= "4" }.should raise_error(ArgumentError)
+      -> { @bignum <= mock('str') }.should raise_error(ArgumentError)
+    end
+  end
+end