fix class path directroy analyzer (#590)

* fix class path directroy analyzer

* add resources-config.json for test

* add resources-config.json for test

* fix tests

* fix tests

* fix tests

* fix tests

* fix tests

* fix test

Author: n0tl3ss

common/utils/src/main/java/org/graalvm/buildtools/model/resources/ClassPathDirectoryAnalyzer.java

@@ -102,7 +102,7 @@ public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOEx
 
         @Override
         public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) {
-            if (inNativeImageDir && relativePathOf(file).endsWith("resource-config.json")) {
+            if (!ignoreExistingResourcesConfig && inNativeImageDir && relativePathOf(file).endsWith("resource-config.json")) {
                 hasNativeImageResourceFile = true;
                 return FileVisitResult.TERMINATE;
             }

native-gradle-plugin/src/testFixtures/groovy/org/graalvm/buildtools/gradle/fixtures/AbstractFunctionalTest.groovy

@@ -59,9 +59,9 @@ abstract class AbstractFunctionalTest extends Specification {
     boolean debug
     boolean hasConfigurationCache = Boolean.getBoolean("config.cache")
 
-    boolean IS_WINDOWS = System.getProperty("os.name", "unknown").contains("Windows");
-    boolean IS_LINUX = System.getProperty("os.name", "unknown").contains("Linux");
-    boolean IS_MAC = System.getProperty("os.name", "unknown").contains("Mac");
+    boolean IS_WINDOWS = System.getProperty("os.name", "unknown").contains("Windows")
+    boolean IS_LINUX = System.getProperty("os.name", "unknown").contains("Linux")
+    boolean IS_MAC = System.getProperty("os.name", "unknown").contains("Mac")
 
     private StringWriter outputWriter
     private StringWriter errorOutputWriter

native-maven-plugin/src/functionalTest/groovy/org/graalvm/buildtools/maven/JavaApplicationWithResourcesFunctionalTest.groovy

@@ -20,19 +20,35 @@ class JavaApplicationWithResourcesFunctionalTest extends AbstractGraalVMMavenFun
         if (!restrictToModules) {
             options << '-Dresources.autodetection.restrictToModuleDependencies=false'
         }
+        if (ignoreExistingResourcesConfig) {
+            options << '-Dresources.autodetection.ignoreExistingResourcesConfig=true'
+        }
         if (detectionExclusionPatterns) {
             options << "-Dresources.autodetection.detectionExclusionPatterns=${joinForCliArg(detectionExclusionPatterns)}".toString()
         }
 
         when:
+        def resourcesFile = file("src/main/resources/META-INF/native-image/app/resource-config.json")
+        resourcesFile.parentFile.mkdirs()
+        resourcesFile << """
+{
+  "resources" : {
+    "includes" : [ ],
+    "excludes" : [ ]
+  },
+  "bundles" : [ ]
+}
+        """
+
         mvn(['-Pnative', '-DquickBuild', '-DskipTests', *options, 'package', 'exec:exec@native'])
 
         then:
         buildSucceeded
         outputContains "Hello, native!"
 
         and:
-        matches(file("target/native/generated/generateResourceConfig/resource-config.json").text, '''{
+        if (ignoreExistingResourcesConfig) {
+            matches(file("target/native/generated/generateResourceConfig/resource-config.json").text, '''{
   "resources" : {
     "includes" : [ {
       "pattern" : "\\\\Qmessage.txt\\\\E"
@@ -41,12 +57,22 @@ class JavaApplicationWithResourcesFunctionalTest extends AbstractGraalVMMavenFun
   },
   "bundles" : [ ]
 }''')
+        } else {
+            matches(file("target/native/generated/generateResourceConfig/resource-config.json").text, '''{
+  "resources" : {
+    "includes" : [ ],
+    "excludes" : [ ]
+  },
+  "bundles" : [ ]
+}''')
+        }
 
         where:
-        detection | includedPatterns               | restrictToModules | detectionExclusionPatterns
-        false     | [Pattern.quote("message.txt")] | false             | []
-        true      | []                             | false             | ["META-INF/.*"]
-        true      | []                             | true              | ["META-INF/.*"]
+        detection | includedPatterns               | restrictToModules | detectionExclusionPatterns | ignoreExistingResourcesConfig
+        false     | [Pattern.quote("message.txt")] | false             | []                         | true
+        true      | []                             | false             | ["META-INF/.*"]            | true
+        true      | []                             | true              | ["META-INF/.*"]            | true
+        true      | []                             | true              | []                         | false
     }
 
     def "can test an application which uses test resources"() {