spec/sugar-high/array_spec.rb in sugar-high-0.4.3 vs spec/sugar-high/array_spec.rb in sugar-high-0.4.4

@@ -3,10 +3,14 @@
 
 describe "SugarHigh" do
   describe "Array ext" do
 
     describe '#to_symbols' do    
+      it "should translate invalid array into empty array" do
+        [1, nil].to_symbols.should == []
+      end
+
       it "should translate nested array of numbers and strings into symbols only array, excluding numbers" do
         [1, 'blip', [3, "hello"]].to_symbols.should == [:blip, :hello]
       end
 
       it "should translate nested array of numbers and strings into symbols only array, including numbers" do
@@ -21,19 +25,29 @@
     describe '#to_symbols!' do    
       it "should translate nested array of numbers and strings into symbols only array, excluding numbers" do
         x = [1, 'hello', 'blip', [3, "hello"]].to_symbols!
         x.should include :hello, :blip
       end
+      
+      it "should translate invalid array into empty array" do
+        x = [1, nil].to_symbols!
+        x.should == []
+      end      
     end
     
     describe '#to_strings' do    
       it "should translate nested array of numbers and strings into symbols only array, excluding numbers" do
         [1, 'blip', [3, "hello"]].to_strings.should == ['blip', 'hello']
       end      
     end    
 
-    describe '#to_strings!' do    
+    describe '#to_strings' do    
+      it "should translate invalid array into empty array" do
+        x = [1, nil].to_strings!
+        x.should == []
+      end      
+
       it "should translate nested array of numbers and strings into symbols only array, excluding numbers" do
         x = [1, 'blip', [3, "hello"]].to_strings!
         x.should == ['blip', 'hello']
       end      
     end    
@@ -47,9 +61,14 @@
         nil.flat_uniq.should == []
       end      
     end    
 
     describe '#flat_uniq!' do    
+      it "should translate invalid array into empty array" do
+        x = [1, nil].to_strings!
+        x.should == []
+      end      
+
       it "should flatten array, remove nils and make unique" do
         x = [1, 'blip', ['blip', nil, 'c'], nil]
         x.flat_uniq!
         x.should == [1, 'blip', 'c']
       end