Merge changes from origin/7.1

c7ae45c Validate that the connector is enabled before triggering actions for it (#12743)
ce89a75 Created constants for tested browser versions (#12786)
f9ea9b3 Allow running tests locally by overriding runLocally() (#12786)
e70ba25 Added liferay module for building liferay.zip #12748
7c12694 Add sub directory support to sass test scanner (#12790)
39fdf66 Handle numbers in the same way if they do not have a unit (#12732)
6155d61 Disable fallback in a way compatible with Atmosphere JS 2.0.3 (#12241)
f401595 Test for pushing large chunks of data (#12567)
d41967d Skip compilation of TB2 tests if tests.tb2.skip is set
6c1ba81 Reverted button click() logic check (#12743)
779c8a0 Disable automated testing on Opera until issues are resolved (#12487, #12367, #12800)
962c1c3 Fix compilation error
7ee11a7 Remove unused test super class (#12786)
a4211dc Resolve concurrency issue in running TB3 tests
20c28aa Fixed javadoc
0d36896 Add more hax to make test work with new Atmosphere JS (#12241)
ed50200 Fix serialization issue (#12703)
dd51b7f Added more exception handling to PushHandler (#12578, #11882)
6f76840 Sass variables can now start with underscore (#12716)
ab5b20c Ticket #12727 - Panels get unnecessary scroll bars in WebKit when content is 100% wide.
361ad17 Fixed focus issue in TableMoveFocusWithSelectionTest (#12540)
ee809e5 Revert broken fix and test (#12446)

Change-Id: I71b6e3c2dc6b02845794df0934ba807d7ccac784

22 files changed, 158 insertions, 60 deletions

diff --git a/theme-compiler/src/com/vaadin/sass/internal/parser/LexicalUnitImpl.java b/theme-compiler/src/com/vaadin/sass/internal/parser/LexicalUnitImpl.java
index 498e1a941b..af94de0f46 100644
--- a/theme-compiler/src/com/vaadin/sass/internal/parser/LexicalUnitImpl.java
+++ b/theme-compiler/src/com/vaadin/sass/internal/parser/LexicalUnitImpl.java
@@ -148,6 +148,22 @@ public class LexicalUnitImpl implements LexicalUnit, SCSSLexicalUnit,
         return f;
     }
 
+    /**
+     * Returns the float value as a string unless the value is an integer. In
+     * that case returns the integer value as a string.
+     * 
+     * @return a string representing the value, either with or without decimals
+     */
+    public String getFloatOrInteger() {
+        float f = getFloatValue();
+        int i = (int) f;
+        if ((i) == f) {
+            return i + "";
+        } else {
+            return f + "";
+        }
+    }
+
     public void setFloatValue(float f) {
         this.f = f;
         i = (int) f;
@@ -274,7 +290,7 @@ public class LexicalUnitImpl implements LexicalUnit, SCSSLexicalUnit,
             text = Integer.toString(getIntegerValue(), 10);
             break;
         case LexicalUnit.SAC_REAL:
-            text = getFloatValue() + "";
+            text = getFloatOrInteger();
             break;
         case LexicalUnit.SAC_EM:
         case SCSSLexicalUnit.SAC_LEM:
@@ -295,13 +311,7 @@ public class LexicalUnitImpl implements LexicalUnit, SCSSLexicalUnit,
         case LexicalUnit.SAC_HERTZ:
         case LexicalUnit.SAC_KILOHERTZ:
         case LexicalUnit.SAC_DIMENSION:
-            float f = getFloatValue();
-            int i = (int) f;
-            if ((i) == f) {
-                text = i + getDimensionUnitText();
-            } else {
-                text = f + getDimensionUnitText();
-            }
+            text = getFloatOrInteger() + getDimensionUnitText();
             break;
         case LexicalUnit.SAC_URI:
             text = "url(" + getStringValue() + ")";
diff --git a/theme-compiler/src/com/vaadin/sass/internal/parser/Parser.jj b/theme-compiler/src/com/vaadin/sass/internal/parser/Parser.jj
index d563b739b0..871be2c4d0 100644
--- a/theme-compiler/src/com/vaadin/sass/internal/parser/Parser.jj
+++ b/theme-compiler/src/com/vaadin/sass/internal/parser/Parser.jj
@@ -559,7 +559,7 @@ TOKEN : /* basic tokens */
                          ( <H> )? ( <H> )? 
                     ( [ " ", "\t" , "\n" , "\r", "\f" ] )? >
   | < #ESCAPE     : <UNICODE> | ( "\\" [ " "-"~","\200"-"\377" ] ) >
-  | < #NMSTART    : ("-")?[ "a"-"z"] | <NONASCII> | <ESCAPE> >
+  | < #NMSTART    : ("-")?[ "a"-"z","_"] | <NONASCII> | <ESCAPE> >
   | < #NMCHAR	  : ["a"-"z", "0"-"9", "-", "_"] | <NONASCII> | <ESCAPE> >
   | < #STRINGCHAR : [ "\t"," ","!","#","$","%","&","("-"~" ] 
                     | "\\\n" | "\\\r\n" | "\\\r" | "\\\f" 
diff --git a/theme-compiler/src/com/vaadin/sass/internal/parser/ParserTokenManager.java b/theme-compiler/src/com/vaadin/sass/internal/parser/ParserTokenManager.java
index bf4ebf5c06..224a8dbfc1 100644
--- a/theme-compiler/src/com/vaadin/sass/internal/parser/ParserTokenManager.java
+++ b/theme-compiler/src/com/vaadin/sass/internal/parser/ParserTokenManager.java
@@ -3259,7 +3259,7 @@ public class ParserTokenManager implements ParserConstants {
                         }
                         break;
                     case 162:
-                        if ((0x7fffffe07fffffeL & l) != 0L) {
+                        if ((0x7fffffe87fffffeL & l) != 0L) {
                             if (kind > 103) {
                                 kind = 103;
                             }
@@ -3310,10 +3310,10 @@ public class ParserTokenManager implements ParserConstants {
                         }
                         break;
                     case 38:
-                        if ((0x7fffffe07fffffeL & l) != 0L) {
+                        if ((0x7fffffe87fffffeL & l) != 0L) {
                             jjCheckNAddStates(0, 3);
                         }
-                        if ((0x7fffffe07fffffeL & l) != 0L) {
+                        if ((0x7fffffe87fffffeL & l) != 0L) {
                             if (kind > 72) {
                                 kind = 72;
                             }
@@ -3339,7 +3339,7 @@ public class ParserTokenManager implements ParserConstants {
                         }
                         break;
                     case 24:
-                        if ((0x7fffffe07fffffeL & l) != 0L) {
+                        if ((0x7fffffe87fffffeL & l) != 0L) {
                             if (kind > 72) {
                                 kind = 72;
                             }
@@ -3390,7 +3390,7 @@ public class ParserTokenManager implements ParserConstants {
                         }
                         break;
                     case 174:
-                        if ((0x7fffffe07fffffeL & l) != 0L) {
+                        if ((0x7fffffe87fffffeL & l) != 0L) {
                             if (kind > 103) {
                                 kind = 103;
                             }
@@ -3408,7 +3408,7 @@ public class ParserTokenManager implements ParserConstants {
                         }
                         break;
                     case 75:
-                        if ((0x7fffffe07fffffeL & l) != 0L) {
+                        if ((0x7fffffe87fffffeL & l) != 0L) {
                             if (kind > 76) {
                                 kind = 76;
                             }
@@ -3438,10 +3438,6 @@ public class ParserTokenManager implements ParserConstants {
                         }
                         break;
                     case 4:
-                        if ((0x7fffffe07fffffeL & l) != 0L) {
-                            jjCheckNAddStates(138, 140);
-                        }
-                        break;
                     case 5:
                         if ((0x7fffffe87fffffeL & l) != 0L) {
                             jjCheckNAddStates(138, 140);
@@ -3671,14 +3667,6 @@ public class ParserTokenManager implements ParserConstants {
                         }
                         break;
                     case 76:
-                        if ((0x7fffffe07fffffeL & l) == 0L) {
-                            break;
-                        }
-                        if (kind > 76) {
-                            kind = 76;
-                        }
-                        jjCheckNAddTwoStates(77, 78);
-                        break;
                     case 77:
                         if ((0x7fffffe87fffffeL & l) == 0L) {
                             break;
@@ -3898,7 +3886,7 @@ public class ParserTokenManager implements ParserConstants {
                         }
                         break;
                     case 108:
-                        if ((0x7fffffe07fffffeL & l) == 0L) {
+                        if ((0x7fffffe87fffffeL & l) == 0L) {
                             break;
                         }
                         if (kind > 103) {
@@ -4586,7 +4574,7 @@ public class ParserTokenManager implements ParserConstants {
                         }
                         break;
                     case 267:
-                        if ((0x7fffffe07fffffeL & l) == 0L) {
+                        if ((0x7fffffe87fffffeL & l) == 0L) {
                             break;
                         }
                         if (kind > 72) {
@@ -4595,12 +4583,12 @@ public class ParserTokenManager implements ParserConstants {
                         jjCheckNAddTwoStates(225, 226);
                         break;
                     case 268:
-                        if ((0x7fffffe07fffffeL & l) != 0L) {
+                        if ((0x7fffffe87fffffeL & l) != 0L) {
                             jjCheckNAddStates(0, 3);
                         }
                         break;
                     case 269:
-                        if ((0x7fffffe07fffffeL & l) == 0L) {
+                        if ((0x7fffffe87fffffeL & l) == 0L) {
                             break;
                         }
                         if (kind > 72) {
@@ -4809,14 +4797,6 @@ public class ParserTokenManager implements ParserConstants {
                         }
                         break;
                     case 333:
-                        if ((0x7fffffe07fffffeL & l) == 0L) {
-                            break;
-                        }
-                        if (kind > 95) {
-                            kind = 95;
-                        }
-                        jjCheckNAddTwoStates(334, 335);
-                        break;
                     case 334:
                         if ((0x7fffffe87fffffeL & l) == 0L) {
                             break;
diff --git a/theme-compiler/tests/resources/automatic/css/functions/abs.css b/theme-compiler/tests/resources/automatic/css/functions/abs.css
new file mode 100644
index 0000000000..3c43804a13
--- /dev/null
+++ b/theme-compiler/tests/resources/automatic/css/functions/abs.css
@@ -0,0 +1,11 @@
+.foo {
+	a: 0;
+	b: 12.51;
+	c: 1.1px;
+	d: 12;
+	e: 12px;
+	f: 12.9999;
+	g: 12.9999em;
+	h: 13.0001;
+	i: 13.0001%;
+}
\ No newline at end of file
diff --git a/theme-compiler/tests/resources/automatic/css/functions/ceil.css b/theme-compiler/tests/resources/automatic/css/functions/ceil.css
new file mode 100644
index 0000000000..9956ff3612
--- /dev/null
+++ b/theme-compiler/tests/resources/automatic/css/functions/ceil.css
@@ -0,0 +1,11 @@
+.foo {
+	a: 0;
+	b: -12;
+	c: -1px;
+	d: 12;
+	e: 12px;
+	f: 13;
+	g: 13em;
+	h: 14;
+	i: 14%;
+}
\ No newline at end of file
diff --git a/theme-compiler/tests/resources/automatic/css/functions/floor.css b/theme-compiler/tests/resources/automatic/css/functions/floor.css
new file mode 100644
index 0000000000..f96e99d809
--- /dev/null
+++ b/theme-compiler/tests/resources/automatic/css/functions/floor.css
@@ -0,0 +1,11 @@
+.foo {
+	a: 0;
+	b: -13;
+	c: -2px;
+	d: 12;
+	e: 12px;
+	f: 12;
+	g: 12em;
+	h: 13;
+	i: 13%;
+}
\ No newline at end of file
diff --git a/theme-compiler/tests/resources/automatic/css/functions/round.css b/theme-compiler/tests/resources/automatic/css/functions/round.css
new file mode 100644
index 0000000000..72d9a8596d
--- /dev/null
+++ b/theme-compiler/tests/resources/automatic/css/functions/round.css
@@ -0,0 +1,11 @@
+.foo {
+	a: 0;
+	b: -13;
+	c: -1px;
+	d: 12;
+	e: 12px;
+	f: 13;
+	g: 13em;
+	h: 13;
+	i: 13%;
+}
\ No newline at end of file
diff --git a/theme-compiler/tests/resources/automatic/scss/foo/bar.scss b/theme-compiler/tests/resources/automatic/scss/foo/_bar.scss
index 326d34232d..326d34232d 100644
--- a/theme-compiler/tests/resources/automatic/scss/foo/bar.scss
+++ b/theme-compiler/tests/resources/automatic/scss/foo/_bar.scss
diff --git a/theme-compiler/tests/resources/automatic/scss/functions/abs.scss b/theme-compiler/tests/resources/automatic/scss/functions/abs.scss
new file mode 100644
index 0000000000..91946f0556
--- /dev/null
+++ b/theme-compiler/tests/resources/automatic/scss/functions/abs.scss
@@ -0,0 +1,11 @@
+.foo {
+a: abs(0);
+b: abs(-12.51);
+c: abs(-1.1px);
+d: abs(12);
+e: abs(12px);
+f: abs(12.9999);
+g: abs(12.9999em);
+h: abs(-13.0001);
+i: abs(-13.0001%);
+}
diff --git a/theme-compiler/tests/resources/automatic/scss/functions/ceil.scss b/theme-compiler/tests/resources/automatic/scss/functions/ceil.scss
new file mode 100644
index 0000000000..ad7ceed4b4
--- /dev/null
+++ b/theme-compiler/tests/resources/automatic/scss/functions/ceil.scss
@@ -0,0 +1,11 @@
+.foo {
+a: ceil(0);
+b: ceil(-12.51);
+c: ceil(-1.1px);
+d: ceil(12);
+e: ceil(12px);
+f: ceil(12.9999);
+g: ceil(12.9999em);
+h: ceil(13.000001);
+i: ceil(13.000001%);
+}
diff --git a/theme-compiler/tests/resources/automatic/scss/functions/floor.scss b/theme-compiler/tests/resources/automatic/scss/functions/floor.scss
new file mode 100644
index 0000000000..a10f1b4fc1
--- /dev/null
+++ b/theme-compiler/tests/resources/automatic/scss/functions/floor.scss
@@ -0,0 +1,11 @@
+.foo {
+a: floor(0);
+b: floor(-12.51);
+c: floor(-1.1px);
+d: floor(12);
+e: floor(12px);
+f: floor(12.9999);
+g: floor(12.9999em);
+h: floor(13.000001);
+i: floor(13.000001%);
+}
diff --git a/theme-compiler/tests/resources/automatic/scss/functions/round.scss b/theme-compiler/tests/resources/automatic/scss/functions/round.scss
new file mode 100644
index 0000000000..3f1fa06aec
--- /dev/null
+++ b/theme-compiler/tests/resources/automatic/scss/functions/round.scss
@@ -0,0 +1,11 @@
+.foo {
+a: round(0);
+b: round(-12.51);
+c: round(-1.1px);
+d: round(12);
+e: round(12px);
+f: round(12.9999);
+g: round(12.9999em);
+h: round(13.000001);
+i: round(13.000001%);
+}
diff --git a/theme-compiler/tests/resources/automatic/scss/import-file-which-contains-comment-in-last-line.scss b/theme-compiler/tests/resources/automatic/scss/import-file-which-contains-comment-in-last-line.scss
index 41adc908ed..8292d4efe3 100644
--- a/theme-compiler/tests/resources/automatic/scss/import-file-which-contains-comment-in-last-line.scss
+++ b/theme-compiler/tests/resources/automatic/scss/import-file-which-contains-comment-in-last-line.scss
@@ -1,4 +1,4 @@
-@import "to-be-imported/imported-file-contains-comments-in-last-line.scss";
+@import "to-be-imported/_imported-file-contains-comments-in-last-line.scss";
 .foo{
   foo: $foo;
 }
\ No newline at end of file
diff --git a/theme-compiler/tests/resources/automatic/scss/nested-import.scss b/theme-compiler/tests/resources/automatic/scss/nested-import.scss
index 605d64a13a..df720a5584 100644
--- a/theme-compiler/tests/resources/automatic/scss/nested-import.scss
+++ b/theme-compiler/tests/resources/automatic/scss/nested-import.scss
@@ -1,3 +1,3 @@
 .foo {
-    @import "foo/bar.scss";
+    @import "foo/_bar.scss";
 }
\ No newline at end of file
diff --git a/theme-compiler/tests/resources/automatic/scss/to-be-imported/imported-file-contains-comments-in-last-line.scss b/theme-compiler/tests/resources/automatic/scss/to-be-imported/_imported-file-contains-comments-in-last-line.scss
index 16244f2bfd..16244f2bfd 100644
--- a/theme-compiler/tests/resources/automatic/scss/to-be-imported/imported-file-contains-comments-in-last-line.scss
+++ b/theme-compiler/tests/resources/automatic/scss/to-be-imported/_imported-file-contains-comments-in-last-line.scss
diff --git a/theme-compiler/tests/resources/automatic/scss/url-path.scss b/theme-compiler/tests/resources/automatic/scss/url-path.scss
index 0cc954bfb4..6903d389b5 100644
--- a/theme-compiler/tests/resources/automatic/scss/url-path.scss
+++ b/theme-compiler/tests/resources/automatic/scss/url-path.scss
@@ -1 +1 @@
-@import "foo/bar.scss";
\ No newline at end of file
+@import "foo/_bar.scss";
\ No newline at end of file
diff --git a/theme-compiler/tests/resources/automatic/scss/utf8-imported/to-be-imported-scss-file-contains-utf8.scss b/theme-compiler/tests/resources/automatic/scss/utf8-imported/_to-be-imported-scss-file-contains-utf8.scss
index f8a08a4a96..f8a08a4a96 100644
--- a/theme-compiler/tests/resources/automatic/scss/utf8-imported/to-be-imported-scss-file-contains-utf8.scss
+++ b/theme-compiler/tests/resources/automatic/scss/utf8-imported/_to-be-imported-scss-file-contains-utf8.scss
diff --git a/theme-compiler/tests/resources/automatic/scss/utf8.scss b/theme-compiler/tests/resources/automatic/scss/utf8.scss
index b568674073..251d6e6513 100644
--- a/theme-compiler/tests/resources/automatic/scss/utf8.scss
+++ b/theme-compiler/tests/resources/automatic/scss/utf8.scss
@@ -1,4 +1,4 @@
 @charset "UTF-8";
-@import "utf8-imported/to-be-imported-scss-file-contains-utf8";
+@import "utf8-imported/_to-be-imported-scss-file-contains-utf8";
 .bar {content: "\1f4c5";}
 .raw_utf {content: "📈";}
\ No newline at end of file
diff --git a/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/AbstractDirectoryScanningSassTests.java b/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/AbstractDirectoryScanningSassTests.java
index 40da6179f6..21edde0c17 100644
--- a/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/AbstractDirectoryScanningSassTests.java
+++ b/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/AbstractDirectoryScanningSassTests.java
@@ -19,7 +19,6 @@ package com.vaadin.sass.testcases.scss;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileNotFoundException;
-import java.io.FilenameFilter;
 import java.io.IOException;
 import java.net.URISyntaxException;
 import java.net.URL;
@@ -36,28 +35,43 @@ import com.vaadin.sass.testcases.scss.SassTestRunner.FactoryTest;
 public abstract class AbstractDirectoryScanningSassTests {
 
     public static Collection<String> getScssResourceNames(URL directoryUrl)
-            throws URISyntaxException {
+            throws URISyntaxException, IOException {
         List<String> resources = new ArrayList<String>();
-        for (File scssFile : getScssFiles(directoryUrl)) {
-            resources.add(scssFile.getName());
+        for (String scssFile : getScssFiles(directoryUrl)) {
+            resources.add(scssFile);
         }
         return resources;
     }
 
-    private static File[] getScssFiles(URL directoryUrl)
-            throws URISyntaxException {
+    private static List<String> getScssFiles(URL directoryUrl)
+            throws URISyntaxException, IOException {
         URL sasslangUrl = directoryUrl;
         File sasslangDir = new File(sasslangUrl.toURI());
         File scssDir = new File(sasslangDir, "scss");
         Assert.assertTrue(scssDir.exists());
 
-        return scssDir.listFiles(new FilenameFilter() {
+        List<File> scssFiles = new ArrayList<File>();
+        addScssFilesRecursively(scssDir, scssFiles);
 
-            @Override
-            public boolean accept(File dir, String name) {
-                return name.endsWith(".scss");
+        List<String> scssRelativeNames = new ArrayList<String>();
+        for (File f : scssFiles) {
+            String relativeName = f.getCanonicalPath().substring(
+                    scssDir.getCanonicalPath().length() + 1);
+            scssRelativeNames.add(relativeName);
+        }
+        return scssRelativeNames;
+    }
+
+    private static void addScssFilesRecursively(File scssDir,
+            List<File> scssFiles) {
+        for (File f : scssDir.listFiles()) {
+            if (f.isDirectory()) {
+                addScssFilesRecursively(f, scssFiles);
+            } else if (f.getName().endsWith(".scss")
+                    && !f.getName().startsWith("_")) {
+                scssFiles.add(f);
             }
-        });
+        }
     }
 
     protected abstract URL getResourceURL(String path);
@@ -69,7 +83,7 @@ public abstract class AbstractDirectoryScanningSassTests {
         File cssFile = getCssFile(scssFile);
         referenceCss = IOUtils.toString(new FileInputStream(cssFile));
         ScssStylesheet scssStylesheet = ScssStylesheet.get(scssFile
-                .getAbsolutePath());
+                .getCanonicalPath());
         scssStylesheet.compile();
         String parsedCss = scssStylesheet.toString();
 
@@ -88,6 +102,9 @@ public abstract class AbstractDirectoryScanningSassTests {
         css = css.replaceAll("^[\n\r\t ]*", "");
         // remove trailing whitespace
         css = css.replaceAll("[\n\r\t ]*$", "");
+        css = css.replaceAll(";", ";\n");
+        css = css.replaceAll("\\{", "\\{\n");
+        css = css.replaceAll("}", "}\n");
         return css;
     }
 
@@ -103,7 +120,7 @@ public abstract class AbstractDirectoryScanningSassTests {
         return new File(res.toURI());
     }
 
-    private File getCssFile(File scssFile) {
-        return new File(scssFile.getAbsolutePath().replace("scss", "css"));
+    private File getCssFile(File scssFile) throws IOException {
+        return new File(scssFile.getCanonicalPath().replace("scss", "css"));
     }
 }
diff --git a/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/AutomaticSassTests.java b/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/AutomaticSassTests.java
index 4134c564f9..66e0bedac0 100644
--- a/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/AutomaticSassTests.java
+++ b/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/AutomaticSassTests.java
@@ -15,6 +15,7 @@
  */
 package com.vaadin.sass.testcases.scss;
 
+import java.io.IOException;
 import java.net.URISyntaxException;
 import java.net.URL;
 import java.util.Collection;
@@ -37,7 +38,7 @@ public class AutomaticSassTests extends AbstractDirectoryScanningSassTests {
 
     @TestFactory
     public static Collection<String> getScssResourceNames()
-            throws URISyntaxException {
+            throws URISyntaxException, IOException {
         return getScssResourceNames(getResourceURLInternal(""));
     }
 
diff --git a/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/SassLangTests.java b/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/SassLangTests.java
index 4b8aada524..a8c9e80a3a 100644
--- a/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/SassLangTests.java
+++ b/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/SassLangTests.java
@@ -15,6 +15,7 @@
  */
 package com.vaadin.sass.testcases.scss;
 
+import java.io.IOException;
 import java.net.URISyntaxException;
 import java.net.URL;
 import java.util.Collection;
@@ -42,7 +43,7 @@ public class SassLangTests extends AbstractDirectoryScanningSassTests {
 
     @TestFactory
     public static Collection<String> getScssResourceNames()
-            throws URISyntaxException {
+            throws URISyntaxException, IOException {
         return getScssResourceNames(getResourceURLInternal(""));
     }
 
diff --git a/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/SassLangTestsBroken.java b/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/SassLangTestsBroken.java
index 6b812a6940..0656565c20 100644
--- a/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/SassLangTestsBroken.java
+++ b/theme-compiler/tests/src/com/vaadin/sass/testcases/scss/SassLangTestsBroken.java
@@ -15,6 +15,7 @@
  */
 package com.vaadin.sass.testcases.scss;
 
+import java.io.IOException;
 import java.net.URISyntaxException;
 import java.net.URL;
 import java.util.Collection;
@@ -45,7 +46,7 @@ public class SassLangTestsBroken extends AbstractDirectoryScanningSassTests {
 
     @TestFactory
     public static Collection<String> getScssResourceNames()
-            throws URISyntaxException {
+            throws URISyntaxException, IOException {
         return getScssResourceNames(getResourceURLInternal(""));
     }