apply proper resource filter to refresh mojo when sourceDocumentName …

…is set

src/main/java/org/asciidoctor/maven/AsciidoctorRefreshMojo.java

@@ -28,12 +28,15 @@
 import org.asciidoctor.maven.refresh.ResourceCopyFileAlterationListenerAdaptor;
 import org.asciidoctor.maven.refresh.TimeCounter;
 
+import java.io.File;
 import java.io.FileFilter;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.Scanner;
 import java.util.StringJoiner;
 
+import static org.apache.commons.lang3.StringUtils.isBlank;
+
 @Mojo(name = "auto-refresh")
 public class AsciidoctorRefreshMojo extends AsciidoctorMojo {
 
@@ -131,16 +134,24 @@ private void startPolling() throws MojoExecutionException {
     }
 
     private FileFilter buildResourcesFileFilter() {
+
         final StringJoiner filePattern = new StringJoiner("|")
                 .add(ASCIIDOC_FILE_EXTENSIONS_REG_EXP);
         if (!sourceDocumentExtensions.isEmpty())
             filePattern.add(StringUtils.join(sourceDocumentExtensions, "|"));
 
-        return FileFilterUtils.or(FileFilterUtils.directoryFileFilter(), new RegexFileFilter("^[^_.].*\\.(?!(" + filePattern.toString() + ")).*$"));
+        final String includedResourcesPattern = new StringBuilder()
+                .append("^")
+                .append(isBlank(sourceDocumentName) ? "" : "(?!(" + sourceDocumentName + "))")
+                .append("[^_.].*\\.(?!(")
+                .append(filePattern.toString())
+                .append(")).*$")
+                .toString();
+        return FileFilterUtils.or(FileFilterUtils.directoryFileFilter(), new RegexFileFilter(includedResourcesPattern));
     }
 
     private IOFileFilter buildSourcesFileFilter() {
-        if (sourceDocumentName != null)
+        if (!isBlank(sourceDocumentName))
             return new NameFileFilter(sourceDocumentName);
 
         if (!sourceDocumentExtensions.isEmpty()) {
@@ -154,4 +165,22 @@ private IOFileFilter buildSourcesFileFilter() {
         return FileFilterUtils.or(FileFilterUtils.directoryFileFilter(), new RegexFileFilter(ASCIIDOC_NON_INTERNAL_REG_EXP));
     }
 
+    public static void main(String[] args) {
+
+        final File dir = new File("/home/asalgadr/teeemp/path-tests/");
+        System.out.println("[info] root exists? " + dir.exists());
+
+//        final String pattern = "^[^_.].*\\.(?!(adoc|ad)).*$";
+//        final String pattern = "^[^_.].*\\.(?!(a((sc(iidoc)?)|d(oc)?))).*$";
+        final String pattern = "^(?!(caca\\.gif))[^_.].*\\.(?!(a((sc(iidoc)?)|d(oc)?)|myadoc)).*$";
+        System.out.println("[info] pattern: " + pattern);
+        for (File file : dir.listFiles()) {
+//            System.out.println(file.getName());
+            if (file.getName().matches(pattern))
+                System.out.println("> " + (file.isDirectory() ? "d" : "f") + " > " + file.getName() + "\t\t" + file.getPath());
+        }
+
+        System.out.println("[info] end");
+    }
+
 }

src/test/java/org/asciidoctor/maven/AsciidoctorRefreshMojoTest.java

@@ -474,6 +474,64 @@ public void should_ignore_resource_file_when_matches_custom_source_file_extensio
         awaitTermination(mojoThread);
     }
 
+    @Test
+    public void should_ignore_resource_file_when_matches_custom_source_sourceDocumentName() throws IOException {
+        // given
+        final ConsoleHolder consoleHolder = ConsoleHolder.start();
+
+        final File srcDir = newOutputTestDirectory("refresh-mojo");
+        final File outputDir = newOutputTestDirectory("refresh-mojo");
+
+        final File sourceFile = new File(srcDir, "sourceFile.adoc");
+        final File resourceFile1 = new File(srcDir, "fakeImage.jpg");
+        final File resourceFile2 = new File(srcDir, "fakeImage.gif");
+
+        // when:
+        FileUtils.write(sourceFile, "= Document Title\n\nThis is test, only a test.", UTF_8);
+        FileUtils.write(resourceFile1, "= Not an image\n\nThis is reality a Adoc source with jpg extension", UTF_8);
+        FileUtils.write(resourceFile2, "Supposedly image content", UTF_8);
+
+        Thread mojoThread = runMojoAsynchronously(mojo -> {
+            mojo.backend = "html5";
+            mojo.sourceDirectory = srcDir;
+            mojo.outputDirectory = outputDir;
+            mojo.sourceDocumentName = "fakeImage.jpg";
+        });
+
+        // then: default source extensions and custom extensions are not copied as resources
+        consoleHolder.awaitProcessingAllSources();
+        final File targetSource = new File(outputDir, sourceFile.getName().replace("adoc", "html"));
+        assertThat(targetSource)
+                .doesNotExist();
+        final File targetResource1 = new File(outputDir, resourceFile1.getName().replace("jpg", "html"));
+        assertThat(FileUtils.readFileToString(targetResource1, UTF_8))
+                .contains("This is reality a Adoc source with jpg extension");
+        assertThat(new File(outputDir, resourceFile1.getName()))
+                .doesNotExist();
+        final File targetResource2 = new File(outputDir, resourceFile2.getName());
+        assertThat(targetResource2)
+                .exists();
+
+        // and when
+        FileUtils.write(resourceFile1, "= Not an image\n\nWow, this will be auto refreshed !", UTF_8);
+
+        // then: custom file extensions is processed as source
+        consoleHolder.awaitProcessingSource();
+        assertThat(FileUtils.readFileToString(targetResource1, UTF_8))
+                .contains("Wow, this will be auto refreshed");
+        assertThat(new File(outputDir, resourceFile1.getName()))
+                .doesNotExist();
+        assertThat(targetResource2)
+                .exists();
+        assertThat(targetSource)
+                .doesNotExist();
+
+        // cleanup
+        consoleHolder.input("exit");
+        consoleHolder.release();
+        awaitTermination(mojoThread);
+    }
+
     @Test
     public void should_copy_resource_when_new_resource_is_created() throws IOException {
         // given