Initial commit (split off from main spray codebase)

1 files changed, 67 insertions, 0 deletions

diff --git a/src/test/scala/cc/spray/json/formats/CollectionFormatsSpec.scala b/src/test/scala/cc/spray/json/formats/CollectionFormatsSpec.scala
new file mode 100644
index 0000000..2546146
--- /dev/null
+++ b/src/test/scala/cc/spray/json/formats/CollectionFormatsSpec.scala
@@ -0,0 +1,67 @@
+package cc.spray.json
+package formats
+
+import org.specs.Specification
+import java.util.Arrays
+
+class CollectionFormatsSpec extends Specification with CollectionFormats with BasicFormats {
+
+  "The listFormat" should {
+    val list = List(1, 2, 3)
+    val json = JsArray(JsNumber(1), JsNumber(2), JsNumber(3))
+    "convert a List[Int] to a JsArray of JsNumbers" in {
+      list.toJson mustEqual json
+    }
+    "convert a JsArray of JsNumbers to a List[Int]" in {
+      json.fromJson[List[Int]] mustEqual list 
+    }
+  }
+  
+  "The arrayFormat" should {
+    val array = Array(1, 2, 3)
+    val json = JsArray(JsNumber(1), JsNumber(2), JsNumber(3))
+    "convert an Array[Int] to a JsArray of JsNumbers" in {
+      array.toJson mustEqual json
+    }
+    "convert a JsArray of JsNumbers to an Array[Int]" in {
+      Arrays.equals(json.fromJson[Array[Int]], array) must beTrue 
+    }
+  }
+  
+  "The mapFormat" should {
+    val map = Map("a" -> 1, "b" -> 2, "c" -> 3)
+    val json = JsObject(JsField("a", 1), JsField("b", 2), JsField("c", 3))
+    "convert a Map[String, Long] to a JsObject" in {
+      map.toJson mustEqual json
+    }
+    "be able to convert a JsObject to a Map[String, Long]" in {
+      json.fromJson[Map[String, Long]] mustEqual map 
+    }
+    "throw an Exception when trying to serialize a map whose key are not serialized to JsStrings" in {
+      Map(1 -> "a").toJson must throwA(new SerializationException("Map key must be formatted as JsString, not '1'"))
+    }
+  }
+  
+  "The immutableSetFormat" should {
+    val set = Set(1, 2, 3)
+    val json = JsArray(JsNumber(1), JsNumber(2), JsNumber(3))
+    "convert a Set[Int] to a JsArray of JsNumbers" in {
+      set.toJson mustEqual json
+    }
+    "convert a JsArray of JsNumbers to a Set[Int]" in {
+      json.fromJson[Set[Int]] mustEqual set 
+    }
+  }
+  
+  "The mutableSetFormat" should {
+    val set = collection.mutable.Set(1, 2, 3)
+    val json = JsArray(JsNumber(3), JsNumber(1), JsNumber(2))
+    "convert a collection.mutable.Set[Int] to a JsArray of JsNumbers" in {
+      set.toJson mustEqual json
+    }
+    "convert a JsArray of JsNumbers to a collection.mutable.Set[Int]" in {
+      json.fromJson[collection.mutable.Set[Int]] mustEqual set 
+    }
+  }
+  
+}
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