Index: l10n_community/extractor.inc
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/l10n_server/l10n_community/Attic/extractor.inc,v
retrieving revision 1.1.2.13.2.6
diff -u -p -r1.1.2.13.2.6 extractor.inc
--- l10n_community/extractor.inc	19 Sep 2009 09:19:17 -0000	1.1.2.13.2.6
+++ l10n_community/extractor.inc	20 Oct 2009 15:50:27 -0000
@@ -187,6 +187,15 @@ function l10n_community_save_string($val
     $files[$file] = l10n_community_save_file(NULL, $file);
   }
 
+  // Value set but empty. Mark error on empty translatable string. Only trim
+  // for empty string checking, since we should store leading/trailing
+  // whitespace as it appears in the string otherwise.
+  $check_empty = trim($value);
+  if (empty($check_empty)) {
+    potx_status('error', t('Empty string attempted to be localized. Please do not leave test code for localization in your source.'), $file, $line);
+    return;
+  }
+
   // If we have the file entry now, we can process adding the string.
   if (isset($files[$file])) {
     // Explode files array to pid, rid and fid.
Index: l10n_community/tests/l10n_community.test
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/l10n_server/l10n_community/tests/Attic/l10n_community.test,v
retrieving revision 1.1.2.11
diff -u -p -r1.1.2.11 l10n_community.test
--- l10n_community/tests/l10n_community.test	20 Oct 2009 13:10:42 -0000	1.1.2.11
+++ l10n_community/tests/l10n_community.test	20 Oct 2009 15:50:27 -0000
@@ -49,6 +49,9 @@ class L10nServerTestCase extends DrupalW
     $this->assertText(t('The configuration options have been saved.'), t('Local package directory set.'));
 
     $this->project_names = array();
+
+    // Store empty error message for reuse in multiple cases.
+    $this->empty_error = t('Empty string attempted to be localized. Please do not leave test code for localization in your source.');
   }
 
   /**
@@ -226,6 +229,18 @@ class L10nServerTestCase extends DrupalW
     $this->assertRaw('<em>'. $this->project_names[5] .':</em> 5.x-'. $this->version_js .' (1)');
     $this->assertRaw('<em>'. $this->project_names[6] .':</em> 6.x-'. $this->version_js .' (1), 6.x-'. $this->version_base .' (1)');
     $this->assertRaw('<em>'. $this->project_names[7] .':</em> 7.x-'. $this->version_js .' (1)');
+
+    // WARNINGS ====
+
+    // 3 in the module.
+    $this->drupalGet('translate/projects/'. $this->project_names[5] .'/warnings');
+    $this->assertCount($this->empty_error, 3, t('3 warnings found in Drupal 5 project releases.'));
+    // 3 in both releases of modules, 1 in the JS (in one release).
+    $this->drupalGet('translate/projects/'. $this->project_names[6] .'/warnings');
+    $this->assertCount($this->empty_error, 7, t('7 warnings found in Drupal 5 project releases.'));
+    // 2 in the module, 1 in the JS.
+    $this->drupalGet('translate/projects/'. $this->project_names[7] .'/warnings');
+    $this->assertCount($this->empty_error, 3, t('3 warnings found in Drupal 5 project releases.'));
   }
 
   /**