Update to ruby/spec@f8a2d54

3 files changed, 98 insertions, 0 deletions

diff --git a/spec/ruby/core/struct/deconstruct_keys_spec.rb b/spec/ruby/core/struct/deconstruct_keys_spec.rb
new file mode 100644
index 0000000000..41b9c31e02
--- /dev/null
+++ b/spec/ruby/core/struct/deconstruct_keys_spec.rb
@@ -0,0 +1,70 @@
+require_relative '../../spec_helper'
+
+ruby_version_is "2.7" do
+  describe "Struct#deconstruct_keys" do
+    it "returns a hash of attributes" do
+      struct = Struct.new(:x, :y)
+      s = struct.new(1, 2)
+
+      s.deconstruct_keys([:x, :y]).should == {x: 1, y: 2}
+    end
+
+    it "requires one argument" do
+      struct = Struct.new(:x)
+      obj = struct.new(1)
+
+      -> {
+        obj.deconstruct_keys
+      }.should raise_error(ArgumentError, /wrong number of arguments \(given 0, expected 1\)/)
+    end
+
+    it "returns only specified keys" do
+      struct = Struct.new(:x, :y, :z)
+      s = struct.new(1, 2, 3)
+
+      s.deconstruct_keys([:x, :y]).should == {x: 1, y: 2}
+      s.deconstruct_keys([:x]    ).should == {x: 1}
+      s.deconstruct_keys([]      ).should == {}
+    end
+
+    it "accepts string attribute names" do
+      struct = Struct.new(:x, :y)
+      s = struct.new(1, 2)
+
+      s.deconstruct_keys(['x', 'y']).should == {'x' => 1, 'y' => 2}
+    end
+
+    it "accepts argument position number as well but returns them as keys" do
+      struct = Struct.new(:x, :y, :z)
+      s = struct.new(10, 20, 30)
+
+      s.deconstruct_keys([0, 1, 2]).should == {0 => 10, 1 => 20, 2 => 30}
+      s.deconstruct_keys([0, 1]   ).should == {0 => 10, 1 => 20}
+      s.deconstruct_keys([0]      ).should == {0 => 10}
+    end
+
+    it "ignores not existing attribute names" do
+      struct = Struct.new(:x, :y)
+      s = struct.new(1, 2)
+
+      s.deconstruct_keys([:a, :b, :c]).should == {}
+    end
+
+    it "accepts nil argument and return all the attributes" do
+      struct = Struct.new(:x, :y)
+      obj = struct.new(1, 2)
+
+      obj.deconstruct_keys(nil).should == {x: 1, y: 2}
+    end
+
+    it "raise TypeError if passed anything accept nil or array" do
+      struct = Struct.new(:x, :y)
+      s = struct.new(1, 2)
+
+      -> { s.deconstruct_keys('x') }.should raise_error(TypeError, /expected Array or nil/)
+      -> { s.deconstruct_keys(1)   }.should raise_error(TypeError, /expected Array or nil/)
+      -> { s.deconstruct_keys(:x)  }.should raise_error(TypeError, /expected Array or nil/)
+      -> { s.deconstruct_keys({})  }.should raise_error(TypeError, /expected Array or nil/)
+    end
+  end
+end
diff --git a/spec/ruby/core/struct/deconstruct_spec.rb b/spec/ruby/core/struct/deconstruct_spec.rb
new file mode 100644
index 0000000000..7518a40987
--- /dev/null
+++ b/spec/ruby/core/struct/deconstruct_spec.rb
@@ -0,0 +1,12 @@
+require_relative '../../spec_helper'
+
+ruby_version_is "2.7" do
+  describe "Struct#deconstruct" do
+    it "returns an array of attribute values" do
+      struct = Struct.new(:x, :y)
+      s = struct.new(1, 2)
+
+      s.deconstruct.should == [1, 2]
+    end
+  end
+end
diff --git a/spec/ruby/core/struct/hash_spec.rb b/spec/ruby/core/struct/hash_spec.rb
index 71e8ccbd3a..5ed4ace489 100644
--- a/spec/ruby/core/struct/hash_spec.rb
+++ b/spec/ruby/core/struct/hash_spec.rb
@@ -19,6 +19,22 @@ describe "Struct#hash" do
     car.hash.should == similar_car.hash
   end
 
+  it "returns different hashes for structs with different values" do
+    s1 = StructClasses::Ruby.new('2.7.0', 'linux')
+    s2 = StructClasses::Ruby.new('2.7.0', 'macos')
+    s1.hash.should_not == s2.hash
+  end
+
+  ruby_version_is "2.5" do
+    it "returns different hashes for structs with different values when using keyword_init: true" do
+      key = :"1 non symbol member"
+      struct_class = Struct.new(key, keyword_init: true)
+      t1 = struct_class.new(key => 1)
+      t2 = struct_class.new(key => 2)
+      t1.hash.should_not == t2.hash
+    end
+  end
+
   it "allows for overriding methods in an included module" do
     mod = Module.new do
       def hash