diff options
Diffstat (limited to 'test/files/run/json.scala')
| -rw-r--r-- | test/files/run/json.scala | 97 |
1 files changed, 90 insertions, 7 deletions
diff --git a/test/files/run/json.scala b/test/files/run/json.scala index ec0bad7ebe..0a141dc38c 100644 --- a/test/files/run/json.scala +++ b/test/files/run/json.scala @@ -1,14 +1,80 @@ import scala.util.parsing.json._ +import scala.collection.immutable.TreeMap object Test extends Application { - def printJSON(s: String) { - println(JSON parse s) + /* This method converts parsed JSON back into real JSON notation with objects in + * sorted-key order. Not required by the spec, but it allows us to to a stable + * toString comparison. */ + def jsonToString(in : Any) : String = in match { + case l : List[_] => "[" + l.map(jsonToString).mkString(", ") + "]" + case m : Map[String,_] => "{" + m.elements.toList + .sort({ (x,y) => x._1 < y._1 }) + .map({ case (k,v) => "\"" + k + "\": " + jsonToString(v) }) + .mkString(", ") + "}" + case s : String => "\"" + s + "\"" + case x => x.toString } - printJSON("{\"name\": \"value\"}") - printJSON("{\"name\": \"va1ue\"}") // ticket #136 - printJSON("{\"name\": { \"name1\": \"va1ue1\", \"name2\": \"va1ue2\" } }") + + def sortJSON(in : Any) : Any = in match { + case l : List[_] => l.map(sortJSON) + case m : Map[String,_] => TreeMap(m.mapElements(sortJSON).elements.toSeq : _*) + case x => x + } + + // For this one, just parsing should be considered a pass + def printJSON(given : String) { + JSON parseFull given match { + case None => println("Parse failed for \"%s\"".format(given)) + case Some(parsed) => println("Passed: " + sortJSON(parsed)) + } + } + + def printJSON(given : String, expected : Any) { + JSON parseFull given match { + case None => println("Parse failed for \"%s\"".format(given)) + case Some(parsed) => if (parsed == expected) { + println("Passed: " + parsed) + } else { + val eStr = sortJSON(expected).toString + val pStr = sortJSON(parsed).toString + + // Figure out where the Strings differ and generate a marker + val mismatchPosition = eStr.toList.zip(pStr.toList).findIndexOf({case (a,b) => a != b}) match { + case -1 => Math.min(eStr.length, pStr.length) + case x => x + } + val reason = (" " * mismatchPosition) + "^" + println("Expected, got:\n %s\n %s (from \"%s\")\n %s".format(eStr, pStr, given, reason)) + } + } + } + + // The library should differentiate between lower case "l" and number "1" (ticket #136) + printJSON("{\"name\": \"value\"}", Map("name" -> "value")) + printJSON("{\"name\": \"va1ue\"}", Map("name" -> "va1ue")) + printJSON("{\"name\": { \"name1\": \"va1ue1\", \"name2\": \"va1ue2\" } }", + Map("name" -> Map("name1" -> "va1ue1", "name2" -> "va1ue2"))) + + // Unicode escapes should be handled properly printJSON("{\"name\": \"\\u0022\"}") + + // The library should return a map for JSON objects (ticket #873) + printJSON("""{"function":"add_symbol"}""", Map("function" -> "add_symbol")) + + // The library should recurse into arrays to find objects (ticket #2207) + printJSON("""[{"a": "team"},{"b": 52}]""", List(Map("a" -> "team"), Map("b" -> 52.0))) + + // The library should differentiate between empty maps and lists (ticket #3284) + printJSON("{}", Map()) + printJSON("[]", List()) + + // Lists should be returned in the same order as specified + printJSON("[4,1,3,2,6,5,8,7]", List[Double](4,1,3,2,6,5,8,7)) + + // Additional tests printJSON("{\"age\": 0}") + + println // from http://en.wikipedia.org/wiki/JSON @@ -27,8 +93,25 @@ object Test extends Application { "646 123-4567" ] }""" - //println(sample1) - printJSON(sample1) + + // Should be equivalent to: + val sample1Obj = Map( + "firstName" -> "John", + "lastName" -> "Smith", + "address" -> Map( + "streetAddress" -> "21 2nd Street", + "city" -> "New York", + "state" -> "NY", + "postalCode" -> 10021 + ), + "phoneNumbers"-> List( + "212 732-1234", + "646 123-4567" + ) + ) + + + printJSON(sample1, sample1Obj) println // from http://www.developer.com/lang/jscript/article.php/3596836 |