1 files changed, 63 insertions, 0 deletions
diff --git a/src/test/scala/xyz/driver/core/tagging/TaggingTest.scala b/src/test/scala/xyz/driver/core/tagging/TaggingTest.scala
new file mode 100644
index 0000000..14dfaf9
--- /dev/null
+++ b/src/test/scala/xyz/driver/core/tagging/TaggingTest.scala
@@ -0,0 +1,63 @@
+package xyz.driver.core.tagging
+
+import org.scalatest.{Matchers, WordSpec}
+import xyz.driver.core.{@@, Name}
+
+/**
+  * @author sergey
+  * @since 9/11/18
+  */
+class TaggingTest extends WordSpec with Matchers {
+
+  "@@ Trimmed" should {
+    "produce values transparently from Strings and Names (by default)" in {
+      val s: String @@ Trimmed    = " trimmed "
+      val n: Name[Int] @@ Trimmed = Name(" trimmed ")
+
+      s shouldBe "trimmed"
+      n shouldBe Name[Int]("trimmed")
+    }
+
+    "produce values transparently from values that have an implicit conversion defined" in {
+      import scala.language.implicitConversions
+      implicit def stringSeq2Trimmed(stringSeq: Seq[String]): Seq[String] @@ Trimmed =
+        stringSeq.map(_.trim()).tagged[Trimmed]
+
+      val strings: Seq[String] @@ Trimmed = Seq(" trimmed1 ", " trimmed2 ")
+      strings shouldBe Seq("trimmed1", "trimmed2")
+    }
+
+    "produce values transparently from Options of values that have Trimmed implicits" in {
+      val maybeStringDirect: Option[String @@ Trimmed]  = Some(" trimmed ")
+      val maybeStringFromMap: Option[String @@ Trimmed] = Map("s" -> " trimmed ").get("s")
+
+      val maybeNameDirect: Option[Name[Int] @@ Trimmed]  = Some(Name(" trimmed "))
+      val maybeNameFromMap: Option[Name[Int] @@ Trimmed] = Map("s" -> Name[Int](" trimmed ")).get("s")
+
+      maybeStringDirect shouldBe Some("trimmed")
+      maybeStringFromMap shouldBe Some("trimmed")
+      maybeNameDirect shouldBe Some(Name[Int]("trimmed"))
+      maybeNameFromMap shouldBe Some(Name[Int]("trimmed"))
+    }
+
+    "produce values transparently from collections of values that have Trimmed implicits" in {
+      val strings = Seq("s" -> " trimmed1 ", "s" -> " trimmed2 ")
+      val names = strings.map {
+        case (k, v) => k -> Name[Int](v)
+      }
+
+      val trimmedStrings: Seq[String @@ Trimmed]  = strings.groupBy(_._1)("s").map(_._2)
+      val trimmedNames: Seq[Name[Int] @@ Trimmed] = names.groupBy(_._1)("s").map(_._2)
+
+      trimmedStrings shouldBe Seq("trimmed1", "trimmed2")
+      trimmedNames shouldBe Seq("trimmed1", "trimmed2").map(Name[Int])
+    }
+
+    "have Ordering" in {
+      val names: Seq[Name[Int] @@ Trimmed] = Seq(" 2 ", " 1 ", "3").map(Name[Int])
+
+      names.sorted should contain inOrderOnly (Name("1"), Name("2"), Name("3"))
+    }
+  }
+
+}