diff --git a/sconfig/jvm-native/src/main/scala/org/ekrich/config/ConfigFactoryJvmNative.scala b/sconfig/jvm-native/src/main/scala/org/ekrich/config/ConfigFactoryJvmNative.scala
index 3085e9ea..e3e9bfdc 100644
--- a/sconfig/jvm-native/src/main/scala/org/ekrich/config/ConfigFactoryJvmNative.scala
+++ b/sconfig/jvm-native/src/main/scala/org/ekrich/config/ConfigFactoryJvmNative.scala
@@ -3,4 +3,10 @@ package org.ekrich.config
 /**
  * [[ConfigFactory]] methods common to JVM and Native
  */
-abstract class ConfigFactoryJvmNative extends ConfigFactoryShared {}
+abstract class ConfigFactoryJvmNative extends ConfigFactoryShared {
+  // parseFile and parseFileAnySyntax should be here but they
+  // use shared so then it is very tangled so any refactor is big
+  // TODO: first create a PublicApiFileTest for JVM native to test
+  // this API on Native.
+
+}
diff --git a/sconfig/jvm-native/src/test/scala/org/ekrich/config/impl/PublicApiFileTest.scala b/sconfig/jvm-native/src/test/scala/org/ekrich/config/impl/PublicApiFileTest.scala
new file mode 100644
index 00000000..0592b25a
--- /dev/null
+++ b/sconfig/jvm-native/src/test/scala/org/ekrich/config/impl/PublicApiFileTest.scala
@@ -0,0 +1,108 @@
+/**
+ * Copyright (C) 2011 Typesafe Inc. <http://typesafe.com>
+ */
+package org.ekrich.config.impl
+
+import org.junit.Assert._
+import org.junit._
+
+import org.ekrich.config._
+
+import FileUtils._
+
+/**
+ * Most of the File tests should work but internally and externally they use URL
+ * and Native doesn't support URL. Once the API use URI internally more test
+ * support should be available.
+ */
+class PublicApiFileTest extends TestUtils {
+
+  // dupe in PublicApiTest
+  private def assertNotFound(e: ConfigException): Unit = {
+    assertTrue(
+      "Message text: " + e.getMessage,
+      e.getMessage.contains("No such") ||
+        e.getMessage.contains("not found") ||
+        e.getMessage.contains("were found") ||
+        e.getMessage.contains("java.io.FileNotFoundException")
+    )
+  }
+
+  @Test
+  def allowMissing(): Unit = {
+    val e = intercept[ConfigException.IO] {
+      ConfigFactory.parseFile(
+        resourceFile("nonexistent.conf"),
+        ConfigParseOptions.defaults.setAllowMissing(false)
+      )
+    }
+    assertNotFound(e)
+
+    val conf = ConfigFactory.parseFile(
+      resourceFile("nonexistent.conf"),
+      ConfigParseOptions.defaults.setAllowMissing(true)
+    )
+    assertTrue("is empty", conf.isEmpty)
+  }
+
+  @Test
+  def allowMissingFileAnySyntax(): Unit = {
+    val e = intercept[ConfigException.IO] {
+      ConfigFactory.parseFileAnySyntax(
+        resourceFile("nonexistent"),
+        ConfigParseOptions.defaults.setAllowMissing(false)
+      )
+    }
+    assertNotFound(e)
+
+    val conf = ConfigFactory.parseFileAnySyntax(
+      resourceFile("nonexistent"),
+      ConfigParseOptions.defaults.setAllowMissing(true)
+    )
+    assertTrue("is empty", conf.isEmpty)
+  }
+
+  @Test
+  def anySyntaxJvmNative(): Unit = {
+    // Kept in JVM as anySyntax() this is only a partial test
+    // as resource loading not supported yet in Native
+
+    // test01 has all three syntaxes; first load with basename
+    val conf = ConfigFactory.parseFileAnySyntax(
+      resourceFile("test01"),
+      ConfigParseOptions.defaults
+    )
+    assertEquals(42, conf.getInt("ints.fortyTwo"))
+    assertEquals("A", conf.getString("fromJsonA"))
+    assertEquals("true", conf.getString("fromProps.bool"))
+
+    // now include a suffix, should only load one of them
+    val onlyProps = ConfigFactory.parseFileAnySyntax(
+      resourceFile("test01.properties"),
+      ConfigParseOptions.defaults
+    )
+    assertFalse(onlyProps.hasPath("ints.fortyTwo"))
+    assertFalse(onlyProps.hasPath("fromJsonA"))
+    assertEquals("true", onlyProps.getString("fromProps.bool"))
+
+    // force only one syntax via options
+    val onlyPropsViaOptions = ConfigFactory.parseFileAnySyntax(
+      resourceFile("test01.properties"),
+      ConfigParseOptions.defaults.setSyntax(ConfigSyntax.PROPERTIES)
+    )
+    assertFalse(onlyPropsViaOptions.hasPath("ints.fortyTwo"))
+    assertFalse(onlyPropsViaOptions.hasPath("fromJsonA"))
+    assertEquals("true", onlyPropsViaOptions.getString("fromProps.bool"))
+
+    // TODO: continue test when resourse work on native
+    // val fromResources = ConfigFactory.parseResourcesAnySyntax(
+    //   classOf[PublicApiFileTest],
+    //   "/test01",
+    //   ConfigParseOptions.defaults
+    // )
+    // assertEquals(42, fromResources.getInt("ints.fortyTwo"))
+    // assertEquals("A", fromResources.getString("fromJsonA"))
+    // assertEquals("true", fromResources.getString("fromProps.bool"))
+  }
+
+}
diff --git a/sconfig/jvm/src/test/scala/org/ekrich/config/impl/PublicApiTest.scala b/sconfig/jvm/src/test/scala/org/ekrich/config/impl/PublicApiTest.scala
index c81415e0..9813e541 100644
--- a/sconfig/jvm/src/test/scala/org/ekrich/config/impl/PublicApiTest.scala
+++ b/sconfig/jvm/src/test/scala/org/ekrich/config/impl/PublicApiTest.scala
@@ -401,40 +401,6 @@ class PublicApiTest extends TestUtils {
     )
   }
 
-  @Test
-  def allowMissing(): Unit = {
-    val e = intercept[ConfigException.IO] {
-      ConfigFactory.parseFile(
-        resourceFile("nonexistent.conf"),
-        ConfigParseOptions.defaults.setAllowMissing(false)
-      )
-    }
-    assertNotFound(e)
-
-    val conf = ConfigFactory.parseFile(
-      resourceFile("nonexistent.conf"),
-      ConfigParseOptions.defaults.setAllowMissing(true)
-    )
-    assertTrue("is empty", conf.isEmpty)
-  }
-
-  @Test
-  def allowMissingFileAnySyntax(): Unit = {
-    val e = intercept[ConfigException.IO] {
-      ConfigFactory.parseFileAnySyntax(
-        resourceFile("nonexistent"),
-        ConfigParseOptions.defaults.setAllowMissing(false)
-      )
-    }
-    assertNotFound(e)
-
-    val conf = ConfigFactory.parseFileAnySyntax(
-      resourceFile("nonexistent"),
-      ConfigParseOptions.defaults.setAllowMissing(true)
-    )
-    assertTrue("is empty", conf.isEmpty)
-  }
-
   @Test
   def allowMissingResourcesAnySyntax(): Unit = {
     val e = intercept[ConfigException.IO] {
diff --git a/sconfig/native/src/test/resources/test01.conf b/sconfig/native/src/test/resources/test01.conf
new file mode 100644
index 00000000..e40eb7f5
--- /dev/null
+++ b/sconfig/native/src/test/resources/test01.conf
@@ -0,0 +1,94 @@
+{
+    "ints" : {
+        "fortyTwo" : 42,
+        "fortyTwoAgain" : ${ints.fortyTwo}
+    },
+
+    "floats" : {
+        "fortyTwoPointOne" : 42.1,
+        "fortyTwoPointOneAgain" : ${floats.fortyTwoPointOne},
+        "pointThirtyThree": .33
+        "pointThirtyThreeAgain": ${floats.pointThirtyThree}
+    },
+
+    "strings" : {
+        "abcd" : "abcd",
+        "abcdAgain" : ${strings.a}${strings.b}${strings.c}${strings.d},
+        "a" : "a",
+        "b" : "b",
+        "c" : "c",
+        "d" : "d",
+        "concatenated" : null bar 42 baz true 3.14 hi,
+        "double" : "3.14",
+        "doubleStartingWithDot": ".33",
+        "number" : "57",
+        "null" : "null",
+        "true" : "true",
+        "yes" : "yes",
+        "false" : "false",
+        "no" : "no"
+    },
+
+    "arrays" : {
+        "empty" : [],
+        "ofInt" : [1, 2, 3],
+        "ofString" : [ ${strings.a}, ${strings.b}, ${strings.c} ],
+        "ofDouble" : [3.14, 4.14, 5.14],
+        "ofNull" : [null, null, null],
+        "ofBoolean" : [true, false],
+        "ofArray" : [${arrays.ofString}, ${arrays.ofString}, ${arrays.ofString}],
+        "ofObject" : [${ints}, ${booleans}, ${strings}],
+        "firstElementNotASubst" : [ "a", ${strings.b} ]
+    },
+
+    "booleans" : {
+        "true" : true,
+        "trueAgain" : ${booleans.true},
+        "false" : false,
+        "falseAgain" : ${booleans.false}
+    },
+
+    "nulls" : {
+        "null" : null,
+        "nullAgain" : ${nulls.null}
+    },
+
+    "durations" : {
+        "second" : 1s,
+        "secondsList" : [1s,2seconds,3 s, 4000],
+        "secondAsNumber" : 1000,
+        "halfSecond" : 0.5s,
+        "millis" : 1 milli,
+        "micros" : 2000 micros,
+        "largeNanos" : 4878955355435272204ns,
+        "plusLargeNanos" : "+4878955355435272204ns",
+        "minusLargeNanos" : -4878955355435272204ns
+    },
+
+    "periods" : {
+        "day" : 1d,
+        "dayAsNumber": 2,
+        "week": 3 weeks,
+        "month": 5 mo,
+        "year": 8y
+    },
+
+    "memsizes" : {
+        "meg" : 1M,
+        "megsList" : [1M, 1024K, 1048576],
+        "megAsNumber" : 1048576,
+        "halfMeg" : 0.5M
+    },
+
+    "system" : {
+        "javaversion" : ${?java.version},
+        "userhome" : ${?user.home},
+        "home" : ${?HOME},
+        "pwd" : ${?PWD},
+        "shell" : ${?SHELL},
+        "lang" : ${?LANG},
+        "path" : ${?PATH},
+        "not_here" : ${?NOT_HERE},
+        "concatenated" : Your Java version is ${?system.javaversion} and your user.home is ${?system.userhome}
+    }
+}
diff --git a/sconfig/native/src/test/resources/test01.json b/sconfig/native/src/test/resources/test01.json
new file mode 100644
index 00000000..13809157
--- /dev/null
+++ b/sconfig/native/src/test/resources/test01.json
@@ -0,0 +1,4 @@
+{
+    "fromJson1" : 1,
+    "fromJsonA" : "A"
+}
\ No newline at end of file
diff --git a/sconfig/native/src/test/resources/test01.properties b/sconfig/native/src/test/resources/test01.properties
new file mode 100644
index 00000000..71de4e0b
--- /dev/null
+++ b/sconfig/native/src/test/resources/test01.properties
@@ -0,0 +1,5 @@
+# .properties file
+fromProps.abc=abc
+fromProps.one=1
+fromProps.bool=true
+fromProps.specialChars=hello^^