SVG: Fix currentColor handling

DEVSIX-8886

Author: AnhelinaM

svg/src/main/java/com/itextpdf/svg/renderers/impl/AbstractSvgNodeRenderer.java

@@ -547,7 +547,7 @@ private TransparentColor getColorFromAttributeValue(SvgDrawContext context, Stri
         if (rawColorValue == null) {
             return null;
         }
-        if (CommonCssConstants.CURRENTCOLOR.equals(rawColorValue)) {
+        if (CommonCssConstants.CURRENTCOLOR.equals(rawColorValue.toLowerCase())) {
             rawColorValue = getAttributeOrDefault(CommonCssConstants.COLOR, "black");
         }
         CssDeclarationValueTokenizer tokenizer = new CssDeclarationValueTokenizer(rawColorValue);

svg/src/test/java/com/itextpdf/svg/css/ColorTest.java

@@ -27,6 +27,7 @@ This file is part of the iText (R) project.
 import com.itextpdf.test.ITextTest;
 
 import java.io.IOException;
+
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.Tag;
 import org.junit.jupiter.api.Test;
@@ -43,35 +44,35 @@ public static void beforeClass() {
 
     @Test
     public void backgroundColorTest() throws IOException, InterruptedException {
-        convertAndCompareSinglePage(SOURCE_FOLDER, DESTINATION_FOLDER,"background-color");
+        convertAndCompareSinglePage(SOURCE_FOLDER, DESTINATION_FOLDER, "background-color");
     }
 
     @Test
     public void currentColorTest() throws IOException, InterruptedException {
-        convertAndCompareSinglePage(SOURCE_FOLDER, DESTINATION_FOLDER,"current-color");
+        convertAndCompareSinglePage(SOURCE_FOLDER, DESTINATION_FOLDER, "current-color");
     }
 
     @Test
     public void interpolationColorTest() throws IOException, InterruptedException {
-        convertAndCompareSinglePage(SOURCE_FOLDER, DESTINATION_FOLDER,"color-interpolation");
+        convertAndCompareSinglePage(SOURCE_FOLDER, DESTINATION_FOLDER, "color-interpolation");
     }
 
     @Test
     public void interpolationFilterColorTest() throws IOException, InterruptedException {
-        convertAndCompareSinglePage(SOURCE_FOLDER, DESTINATION_FOLDER,"color-interpolation-filter");
+        convertAndCompareSinglePage(SOURCE_FOLDER, DESTINATION_FOLDER, "color-interpolation-filter");
     }
 
     @Test
     //TODO DEVSIX-2259: update cmp after supporting
     public void colorProfileTest() throws IOException, InterruptedException {
         SvgConverterProperties properties = new SvgConverterProperties()
                 .setBaseUri(SOURCE_FOLDER);
-        convertAndCompareSinglePage(SOURCE_FOLDER, DESTINATION_FOLDER,"color-profile", properties);
+        convertAndCompareSinglePage(SOURCE_FOLDER, DESTINATION_FOLDER, "color-profile", properties);
     }
 
     @Test
     //TODO DEVSIX-8748: update cmp files after supporting
     public void colorTypesTest() throws IOException, InterruptedException {
-        convertAndCompareSinglePage(SOURCE_FOLDER, DESTINATION_FOLDER,"color-types");
+        convertAndCompareSinglePage(SOURCE_FOLDER, DESTINATION_FOLDER, "color-types");
     }
 }