Add arrays to all helpers tests.

js/test_cases/helpers_gt/README.md

@@ -2,4 +2,6 @@ Based on my tests, it appears dust is sorting based on ascii-table values. This
 
 All comparisons between non-matching types (for example, int vs string) appear to render the else block.
 
+Comparisons between non-scalar types (like arrays) appears to render the else block.
+
 Greater than follows the same pattern for not rendering when key is omitted or null.

js/test_cases/helpers_gt/input1.json

@@ -5,5 +5,14 @@
   "beta": "21",
   "null": null,
   "true_value": true,
-  "false_value": false
+  "false_value": false,
+  "array_lower": [
+    3,
+    5,
+    7
+  ],
+  "array_higher": [
+    8,
+    9
+  ]
 }

js/test_cases/helpers_gt/main.dust

@@ -22,3 +22,5 @@ beta is {beta}{~n}
 {@gt key="a" value="}"}"a" is greater than "}"{:else}"a" is less than or equal to "}"{/gt}{~n}
 {@gt key="☃" value="☄"}"☃" is greater than "☄"{:else}"☃" is less than or equal to "☄"{/gt}{~n}
 {@gt key=true_value value=false_value}true is greater than false{:else}true is less than or equal to false{/gt}{~n}
+{@gt key=array_lower value=array_higher}[3,5,7] is greater than [8,9]{:else}[3,5,7] is less than or equal to [8,9]{/gt}{~n}
+{@gt key=array_higher value=array_lower}[8,9] is greater than [3,5,7]{:else}[8,9] is less than or equal to [3,5,7]{/gt}{~n}