Fixed the bug in my run configuration that led me to think ResxChooser didn't work. Added a regression test. Fixes #25

Author: Vogel612

src/main/java/de/vogel612/helper/Main.java

@@ -31,7 +31,7 @@ public static void main(final String[] args) {
         TranslationPresenter tp = new TranslationPresenter();
         ResxChooser rc = new ResxChooser();
         if (args.length != 0) {
-            final Path resxFile = Paths.get(args[0]).normalize();
+            final Path resxFile = Paths.get(args[0]);
             rc.setFileset(resxFile);
         }
 

src/main/java/de/vogel612/helper/ui/ResxChooser.java

@@ -118,8 +118,8 @@ public ResxChooser() {
     }
 
     public void setFileset(Path fileset) {
-        if (fileset == null) {
-            throw new IllegalArgumentException();
+        if (fileset == null || !fileset.toFile().exists()) {
+            throw new IllegalArgumentException("File does not exist");
         }
         this.fileset = fileset;
         onFilesetChange();

src/test/java/de/vogel612/helper/ui/ResxChooserTests.java

@@ -55,4 +55,10 @@ public void submitButton_withUnselectedPath_doesNothing() {
         cut.setFileset(null);
         verifyNoMoreInteractions(listener);
     }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void setFileset_withInexistantFile_throws() {
+        cut.setFileset(Paths.get("/", "some", "stupid", "file", "that", "does", "not", "exist.resx"));
+        verifyNoMoreInteractions(listener);
+    }
 }