3 files changed, 44 insertions, 0 deletions
diff --git a/spec/ruby/core/matchdata/shared/captures.rb b/spec/ruby/core/matchdata/shared/captures.rb
new file mode 100644
index 0000000000..33f834561a
--- /dev/null
+++ b/spec/ruby/core/matchdata/shared/captures.rb
@@ -0,0 +1,13 @@
+require_relative '../../../spec_helper'
+require_relative '../fixtures/classes'
+
+describe :matchdata_captures, shared: true do
+  it "returns an array of the match captures" do
+    /(.)(.)(\d+)(\d)/.match("THX1138.").send(@method).should == ["H","X","113","8"]
+  end
+
+  it "returns instances of String when given a String subclass" do
+    str = MatchDataSpecs::MyString.new("THX1138: The Movie")
+    /(.)(.)(\d+)(\d)/.match(str).send(@method).each { |c| c.should be_an_instance_of(String) }
+  end
+end
diff --git a/spec/ruby/core/matchdata/shared/eql.rb b/spec/ruby/core/matchdata/shared/eql.rb
new file mode 100644
index 0000000000..e021baa178
--- /dev/null
+++ b/spec/ruby/core/matchdata/shared/eql.rb
@@ -0,0 +1,26 @@
+require_relative '../../../spec_helper'
+
+describe :matchdata_eql, shared: true do
+  it "returns true if both operands have equal target strings, patterns, and match positions" do
+    a = 'haystack'.match(/hay/)
+    b = 'haystack'.match(/hay/)
+    a.send(@method, b).should be_true
+  end
+
+  it "returns false if the operands have different target strings" do
+    a = 'hay'.match(/hay/)
+    b = 'haystack'.match(/hay/)
+    a.send(@method, b).should be_false
+  end
+
+  it "returns false if the operands have different patterns" do
+    a = 'haystack'.match(/h.y/)
+    b = 'haystack'.match(/hay/)
+    a.send(@method, b).should be_false
+  end
+
+  it "returns false if the argument is not a MatchData object" do
+    a = 'haystack'.match(/hay/)
+    a.send(@method, Object.new).should be_false
+  end
+end
diff --git a/spec/ruby/core/matchdata/shared/length.rb b/spec/ruby/core/matchdata/shared/length.rb
new file mode 100644
index 0000000000..6312a7ed4c
--- /dev/null
+++ b/spec/ruby/core/matchdata/shared/length.rb
@@ -0,0 +1,5 @@
+describe :matchdata_length, shared: true do
+  it "length should return the number of elements in the match array" do
+    /(.)(.)(\d+)(\d)/.match("THX1138.").send(@method).should == 5
+  end
+end