add example confliction (scala-logging)

build.sbt

@@ -14,6 +14,7 @@ lazy val root = (project in file("."))
     libraryDependencies ++= Seq(
       "org.scala-lang" % "scala-reflect" % "2.12.8" % Provided,
       "org.slf4j" % "slf4j-api" % "1.7.26" % Provided,
+      "com.typesafe.scala-logging" %% "scala-logging" % "3.9.2" % Provided,
       "org.scalatest" %% "scalatest" % "3.0.5" % Test,
       "ch.qos.logback" % "logback-classic" % "1.2.3" % Test,
     )

src/test/scala/com/thing2x/smqd/logging/MacroTest.scala

@@ -1,5 +1,6 @@
 package com.thing2x.smqd.logging
 import com.thing2x.smqd.logging.MacroTest.Demo
+import com.typesafe.scalalogging.StrictLogging
 import org.scalatest.FlatSpec
 
 object Position extends SourcePositionAware {
@@ -13,7 +14,7 @@ object MacroTest {
 
   class Demo extends AbstractDemo {
     def doDemo(): Unit = {
-      logger.info(s"| $FILE $LINE | Demo logging")
+      logger.info(s"($FILE $LINE) Demo logging")
     }
   }
 }
@@ -23,9 +24,9 @@ class MacroTest extends FlatSpec with SourcePositionLogging {
   "Macro" should "work" in {
 
     val str = Position.str
-    assert(str == "MacroTest.scala 6")
+    assert(str.matches("MacroTest.scala\\s[0-9]+$"))
 
-    println(s"==> $str")
+    logger.info(s"Position.str ==> $str")
 
     var n = 0
     logger.trace(s"some trace message ${n = n + 1; n}")
@@ -41,4 +42,19 @@ class MacroTest extends FlatSpec with SourcePositionLogging {
     demo.doDemo()
     logger.info("finish demo")
   }
+
+  it should "work with duplicated logger" in {
+    val demo = new DemoClass
+    demo.invokeMe()
+  }
+}
+
+abstract class DemoImpl extends StrictLogging {
+  def invokeMe(): Unit
 }
+
+class DemoClass extends DemoImpl with SourcePositionAware {
+  def invokeMe(): Unit = {
+    logger.info(s"| $FILE $LINE | How to solve confliction with scala-logging issue")
+  }
+}