Add more POD to SurveyJSON.

Add some basic tests for getObject, update and remove.

lib/WebGUI/Asset/Wobject/Survey/SurveyJSON.pm

@@ -323,14 +323,15 @@ in that section.
 
 =item 3 elements
 
-Three elements are enough to reference an answer, inside of a particular
-question in a section.  $object is spliced in right after that answer.
+Three elements are enough to reference an answer, for a particular
+question in a section.
 
 =head3 $object
 
-A perl data structure.  Note, that it is not checked for homegeneity,
-so it is possible to add a "question" object into the list of section
-objects.
+A perl data structure.  Note, that it is not checked for type, so it is
+possible to add a "question" object into the list of section objects.
+Only the properties defined in $object will be defined in the data
+structure, so it is not a replacement.
 
 =back
 
@@ -482,6 +483,42 @@ sub copy {
     }
 }
 
+=head2 remove ( $address, $movingOverride )
+
+Delete the structure pointed to by $address.
+
+=head3 $address
+
+An array ref.  The number of elements array set what is added, and
+where.
+
+This method modifies $address if it has 1 or more elements.
+
+=over 4
+
+=item 1 element
+
+If there's just 1 element, then the section with that index is removed.  Normally,
+the first section, index 0, cannot be removed.  See $movingOverride below.
+
+=item 2 elements
+
+If there are 2 elements, the question in the section is removed.
+in that section.
+
+=item 3 elements
+
+Removes the answer in the specified question and section.
+
+=back
+
+=head3 $movingOverride
+
+If $movingOverride is defined (meaning including 0 and ''), then the first section
+is allowed to be removed.
+
+=cut
+
 sub remove {
     my ( $self, $address, $movingOverride ) = @_;
     if ( @$address == 1 ) {

t/Asset/Wobject/Survey/SurveyJSON.t

@@ -20,7 +20,7 @@ my $session = WebGUI::Test->session;
 
 #----------------------------------------------------------------------------
 # Tests
-my $tests = 28;
+my $tests = 33;
 plan tests => $tests + 1 + 3;
 
 #----------------------------------------------------------------------------
@@ -416,7 +416,7 @@ cmp_deeply(
 
 ####################################################
 #
-# getObject, update
+# getObject, update, remove
 #
 ####################################################
 
@@ -425,6 +425,15 @@ my $section1 = $surveyJSON->getObject([2]);
 ##sections out of order.  Let's fix it and show the danger of
 ##using references.
 
+cmp_deeply(
+    $section1,
+    superhashof({
+        type  => 'section',
+        title => 'Section 1',
+    }),
+    'getObject: Retrieved correct section'
+);
+
 $section1->{title} = 'Section 2';
 cmp_deeply(
     summarizeSectionSkeleton($surveyJSON),
@@ -473,6 +482,93 @@ cmp_deeply(
     'getObject: Returns live, dangerous references'
 );
 
+my $question1 = $surveyJSON->getObject([1, 0]);
+
+cmp_deeply(
+    $question1,
+    superhashof({
+        type => 'question',
+        text => 'Question 0+-0',
+    }),
+    'getObject: Retrieved correct question'
+);
+
+$surveyJSON->update([1], { title => 'Section 1'} );
+cmp_deeply(
+    summarizeSectionSkeleton($surveyJSON),
+    [
+        {
+            title     => 'Section 0',
+            questions => [
+                {
+                    text    => 'Question 0-0',
+                    answers => [],
+                },
+                {
+                    text    => 'Question 0-1',
+                    answers => [
+                        {
+                            text    => 'Answer 0-1-0',
+                        },
+                        {
+                            text    => 'Answer 0-1-1',
+                        },
+                        {
+                            text    => 'Answer 0-1-2',
+                        },
+                    ],
+                },
+                {
+                    text    => 'Question 0-2',
+                    answers => [],
+                },
+            ],
+        },
+        {
+            title     => 'Section 1',
+            questions => [
+                {
+                    text    => 'Question 0+-0',
+                    answers => [],
+                },
+            ],
+        },
+        {
+            title     => 'Section 2',
+            questions => [],
+        },
+    ],
+    'Update: updated a section'
+);
+
+$surveyJSON->update([1, 0], { text  => 'Question 1-0'} );
+
+cmp_deeply(
+    $surveyJSON->getObject([1, 0]),
+    superhashof({
+        type => 'question',
+        text => 'Question 1-0',
+        answers => [
+            superhashof ({
+                text    => '',
+            }),
+        ],
+    }),
+    'update: updating a question adds a new, default answer?'
+);
+
+$surveyJSON->remove([1, 0, 0]),
+cmp_deeply(
+    $surveyJSON->getObject([1, 0]),
+    superhashof({
+        type => 'question',
+        text => 'Question 1-0',
+        answers => [
+        ],
+    }),
+    'remove: removed that extra, default answer'
+);
+
 
 ####################################################
 #