Basic specs for optional variable assignments.

Currently the rescue spec still fails, see #3272 for more information. Closes #3273.
rubinius · Jan 5, 2015 · f384d1c · f384d1c
1 parent 29cfd36
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diff --git a/spec/ruby/language/optional_assignments_spec.rb b/spec/ruby/language/optional_assignments_spec.rb
@@ -0,0 +1,39 @@
+require File.expand_path('../../spec_helper', __FILE__)
+
+describe 'Optional variable assignments' do
+  describe 'using a single variable' do
+    it 'assigns a new variable' do
+      a ||= 10
+
+      a.should == 10
+    end
+
+    it 're-assigns an existing variable set to false' do
+      a = false
+      a ||= 10
+
+      a.should == 10
+    end
+
+    it 're-assigns an existing variable set to nil' do
+      a = nil
+      a ||= 10
+
+      a.should == 10
+    end
+
+    it 'does not re-assign a variable with a truthy value' do
+      a = 10
+      a ||= 20
+
+      a.should == 10
+    end
+
+    it 'does not re-assign a variable with a truthy value when using an inline rescue' do
+      a = 10
+      a ||= 20 rescue 30
+
+      a.should == 10
+    end
+  end
+end
diff --git a/spec/tags/ruby/language/optional_assignments_tags.txt b/spec/tags/ruby/language/optional_assignments_tags.txt
@@ -0,0 +1 @@
+fails:Optional variable assignments using a single variable does not re-assign a variable with a truthy value when using an inline rescue