Test, and fix, ecosystem version awareness

src/main/scala/ScalazPlugin.scala

@@ -108,7 +108,7 @@ object ScalazPlugin extends AutoPlugin {
     import scalazVersionRewriters._
 
     private def nopeNopeNope(scalazVersion: String) =
-      throw new NoSuchElementException("No version of ${moduleId} known for scalaz-${scalazVersion}. Try being explicit without `forScalaz`.")
+      throw new NoSuchElementException(s"No version of ${moduleId} known for scalaz-${scalazVersion}. Try being explicit without `forScalaz`.")
 
     /*
      * Attempts to version your Scalaz cross-built dependencies according
@@ -135,9 +135,7 @@ object ScalazPlugin extends AutoPlugin {
             }
           case m if m.organization == "org.http4s" & m.name.startsWith("http4s-") =>
             m.revision match {
-              case VersionNumber(Seq(x, y, _*), _, _) if (x, y) >= ((0, 16)) =>
-                default
-              case VersionNumber(Seq(0, y, _*), _, _) if y >= 13 =>
+              case VersionNumber(Seq(x, y, _*), _, _) if (x, y) >= ((0, 13)) =>
                 scalazStream_0_8
             }
           case m if m.organization == "org.http4s" & m.name == "jawn-streamz" =>

src/test/scala/ScalazPluginSpec.scala

@@ -16,8 +16,10 @@
 //: ----------------------------------------------------------------------------
 package verizon.build
 
+import sbt._
 import org.scalatest.{FlatSpec, Matchers}
 import ScalazPlugin._
+import ScalazPlugin.autoImport._
 
 class ScalazPluginSpec extends FlatSpec with Matchers {
   behavior of "scalazVersionRewriters.default"
@@ -47,4 +49,47 @@ class ScalazPluginSpec extends FlatSpec with Matchers {
   it should "put the 'a' suffix before SNAPSHOT in 7.2" in {
     scalazVersionRewriters.scalazStream_0_8("0.1.0-SNAPSHOT", "7.2.9") should be ("0.1.0a-SNAPSHOT")
   }
+
+  behavior of "forScalaz"
+
+  it should "understand helm" in {
+    ("io.verizon.helm" %% "core" % "1.3.77" forScalaz "7.1.11").revision should be ("1.3.77-scalaz-7.1")
+    ("io.verizon.helm" %% "core" % "1.3.77" forScalaz "7.2.9").revision should be ("1.3.77-scalaz-7.2")
+  }
+
+  behavior of "forScalaz"
+
+  it should "understand knobs" in {
+    ("io.verizon.knobs" %% "core" % "3.12.28" forScalaz "7.1.11").revision should be ("3.12.28")
+    ("io.verizon.knobs" %% "core" % "3.12.28" forScalaz "7.2.9").revision should be ("3.12.28a")
+    ("io.verizon.knobs" %% "core" % "4.0.30" forScalaz "7.1.11").revision should be ("4.0.30-scalaz-7.1")
+    ("io.verizon.knobs" %% "core" % "4.0.30" forScalaz "7.2.9").revision should be ("4.0.30-scalaz-7.2")
+  }
+
+  it should "understand quiver" in {
+    ("io.verizon.quiver" %% "core" % "5.5.14" forScalaz "7.1.11").revision should be ("5.5.14-scalaz-7.1")
+    ("io.verizon.quiver" %% "core" % "5.5.14" forScalaz "7.2.9").revision should be ("5.5.14-scalaz-7.2")
+  }
+
+  it should "understand http4s" in {
+    ("org.http4s" %% "http4s-core" % "0.15.7" forScalaz "7.1.11").revision should be ("0.15.7")
+    ("org.http4s" %% "http4s-core" % "0.15.7" forScalaz "7.2.9").revision should be ("0.15.7a")
+  }
+
+  it should "understand jawn-streamz" in {
+    ("org.http4s" %% "jawn-streamz" % "0.10.1" forScalaz "7.1.11").revision should be ("0.10.1")
+    ("org.http4s" %% "jawn-streamz" % "0.10.1" forScalaz "7.2.9").revision should be ("0.10.1a")
+  }
+
+  it should "understand scalaz-stream" in {
+    ("org.scalaz.stream" %% "scalaz-stream" % "0.7.3" forScalaz "7.0.6").revision should be ("0.7.3")
+    ("org.scalaz.stream" %% "scalaz-stream" % "0.7.3" forScalaz "7.1.11").revision should be ("0.7.3a")
+    ("org.scalaz.stream" %% "scalaz-stream" % "0.8.6" forScalaz "7.1.11").revision should be ("0.8.6")
+    ("org.scalaz.stream" %% "scalaz-stream" % "0.8.6" forScalaz "7.2.9").revision should be ("0.8.6a")
+  }
+
+  it should "understand specs2" in {
+    ("org.specs2" %% "specs2-core" % "3.8.6" forScalaz "7.1.11").revision should be ("3.8.6-scalaz-7.1")
+    ("org.specs2" %% "specs2-core" % "3.8.6" forScalaz "7.2.9").revision should be ("3.8.6")
+  }
 }