diff --git a/pom.xml b/pom.xml
index be05267f..51f49581 100644
--- a/pom.xml
+++ b/pom.xml
@@ -218,6 +218,12 @@ SOFTWARE.
6.5
test
+
+ com.jcabi
+ jcabi-matchers
+ 1.8.0
+ test
+
diff --git a/src/main/resources/org/eolang/funcs/escape.xsl b/src/main/resources/org/eolang/funcs/escape.xsl
index fc712d66..8bf026fa 100644
--- a/src/main/resources/org/eolang/funcs/escape.xsl
+++ b/src/main/resources/org/eolang/funcs/escape.xsl
@@ -22,7 +22,7 @@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
-->
-
+
diff --git a/src/test/java/org/eolang/lints/LtByXslTest.java b/src/test/java/org/eolang/lints/LtByXslTest.java
index 619fc98a..383445db 100644
--- a/src/test/java/org/eolang/lints/LtByXslTest.java
+++ b/src/test/java/org/eolang/lints/LtByXslTest.java
@@ -23,6 +23,7 @@
*/
package org.eolang.lints;
+import com.jcabi.matchers.XhtmlMatchers;
import com.jcabi.xml.XMLDocument;
import java.io.IOException;
import java.nio.file.Files;
@@ -31,6 +32,8 @@
import java.util.Set;
import java.util.stream.Collectors;
import org.cactoos.io.InputOf;
+import org.cactoos.text.TextOf;
+import org.cactoos.text.UncheckedText;
import org.eolang.jeo.Disassembler;
import org.eolang.jucs.ClasspathSource;
import org.eolang.parser.EoSyntax;
@@ -176,6 +179,27 @@ void checksFileNaming() throws IOException {
);
}
+ @Test
+ void checksIdsInXslStylesheets() throws IOException {
+ Files.walk(Paths.get("src/main/resources/org/eolang/lints"))
+ .filter(Files::isRegularFile)
+ .filter(file -> file.getFileName().toString().endsWith(".xsl"))
+ .forEach(
+ path -> MatcherAssert.assertThat(
+ String.format("@id is wrong in: %s", path),
+ XhtmlMatchers.xhtml(
+ new UncheckedText(new TextOf(path)).asString()
+ ),
+ XhtmlMatchers.hasXPath(
+ String.format(
+ "/xsl:stylesheet[@id='%s']",
+ path.getFileName().toString().replaceAll("\\.xsl$", "")
+ )
+ )
+ )
+ );
+ }
+
@Test
@Timeout(30L)
void checksEmptyObjectOnLargeXmirInReasonableTime(@TempDir final Path tmp) throws IOException {