Add non regression test for org.nd4j:nd4j-native:0.5.0...

...and corresponding fixes / workarounds

core/shared/src/main/scala/coursier/core/Activation.scala

@@ -56,8 +56,14 @@ object Activation {
     def isEmpty: Boolean =
       arch.isEmpty && families.isEmpty && name.isEmpty && version.isEmpty
 
+    def archMatch(current: Option[String]): Boolean =
+      arch.forall(current.toSeq.contains) || {
+        // seems required by org.nd4j:nd4j-native:0.5.0
+        arch.toSeq.contains("x86-64") && current.toSeq.contains("x86_64")
+      }
+
     def isActive(osInfo: Os): Boolean =
-      arch.forall(osInfo.arch.toSeq.contains) &&
+      archMatch(osInfo.arch) &&
         families.forall { f =>
           if (Os.knownFamilies(f))
             osInfo.families.contains(f)

core/shared/src/main/scala/coursier/core/Resolution.scala

@@ -363,6 +363,12 @@ object Resolution {
 
   def projectProperties(project: Project): Seq[(String, String)] = {
 
+    // vague attempt at recovering the POM packaging tag
+    def packagingOpt = project.publications.collectFirst {
+      case ("compile", pub) =>
+        pub.`type`
+    }
+
     // FIXME The extra properties should only be added for Maven projects, not Ivy ones
     val properties0 = Seq(
       // some artifacts seem to require these (e.g. org.jmock:jmock-legacy:2.5.1)
@@ -374,7 +380,9 @@ object Resolution {
       "project.groupId"     -> project.module.organization,
       "project.artifactId"  -> project.module.name,
       "project.version"     -> project.version
-    ) ++ project.parent.toSeq.flatMap {
+    ) ++ packagingOpt.toSeq.map { packaging =>
+      "project.packaging"   -> packaging
+    } ++ project.parent.toSeq.flatMap {
       case (parModule, parVersion) =>
         Seq(
           "project.parent.groupId"     -> parModule.organization,

tests/shared/src/test/resources/resolutions/org.nd4j/nd4j-native/0.5.0

@@ -0,0 +1,16 @@
+com.google.code.findbugs:annotations:2.0.1:compile
+com.google.guava:guava:18.0:compile
+commons-io:commons-io:2.4:compile
+org.apache.commons:commons-lang3:3.3.1:compile
+org.apache.commons:commons-math3:3.4.1:compile
+org.bytedeco:javacpp:1.2.3:compile
+org.javassist:javassist:3.18.2-GA:compile
+org.nd4j:nd4j-api:0.5.0:compile
+org.nd4j:nd4j-buffer:0.5.0:compile
+org.nd4j:nd4j-common:0.5.0:compile
+org.nd4j:nd4j-context:0.5.0:compile
+org.nd4j:nd4j-native:0.5.0:compile
+org.nd4j:nd4j-native-api:0.5.0:compile
+org.projectlombok:lombok:1.16.4:compile
+org.reflections:reflections:0.9.10:compile
+org.slf4j:slf4j-api:1.7.10:compile

tests/shared/src/test/scala/coursier/test/CentralTests.scala

@@ -436,6 +436,17 @@ object CentralTests extends TestSuite {
         "1.11-8"
       )
     }
+
+    'nd4jNative - {
+      // In particular:
+      // - uses OS-based activation,
+      // - requires converting a "x86-64" to "x86_64" in it, and
+      // - uses "project.packaging" property
+      resolutionCheck(
+        Module("org.nd4j", "nd4j-native"),
+        "0.5.0"
+      )
+    }
   }
 
 }