#7 sanitizing done

Author: yegor256

README.md

@@ -12,7 +12,7 @@
 [![License](https://img.shields.io/badge/license-MIT-green.svg)](https://github.com/objectionary/jucs/blob/master/LICENSE.txt)
 
 There is a simple annotation in this package, which may help you
-turn files in classpath into sources of a JUnit test method.
+turn files in classpath into sources of a JUnit5 test method.
 
 First, add this to your `pom.xml`:
 
@@ -31,7 +31,7 @@ import org.junit.jupiter.params.ParameterizedTest;
 
 final class SimpleTest { 
     @ParameterizedTest
-    @ClasspathSource(value="org/example", glob="**/*.yaml")
+    @ClasspathSource(value="org/example/", glob="**/*.yaml")
     void simpleTest(String y) {
         // In the "y" variable is the content of the YAML file
     }

src/main/java/org/eolang/jucs/JucsProvider.java

@@ -81,7 +81,7 @@ public Stream<? extends Arguments> provideArguments(
      */
     private Collection<String> yamls(final String prefix) {
         final Collection<String> out = new LinkedList<>();
-        final String home = String.format("%s%s", this.annotation.value(), prefix);
+        final String home = String.format("%s/%s", this.sanitized(), prefix);
         final String folder = new UncheckedText(
             new TextOf(new ResourceOf(home))
         ).asString();
@@ -99,4 +99,21 @@ private Collection<String> yamls(final String prefix) {
         }
         return out;
     }
+
+    /**
+     * Get sanitized home path.
+     * @return The path without front slash and with a tailing one
+     */
+    private String sanitized() {
+        final String path = this.annotation.value();
+        int begin = 0;
+        if (path.charAt(0) == '/') {
+            begin = 1;
+        }
+        int end = path.length();
+        if (path.charAt(end - 1) == '/') {
+            end -= 1;
+        }
+        return path.substring(begin, end);
+    }
 }

src/test/java/org/eolang/jucs/JucsProviderTest.java

@@ -34,13 +34,13 @@
 final class JucsProviderTest {
 
     @ParameterizedTest
-    @ClasspathSource("com/yegor256/jucs/")
+    @ClasspathSource("com/yegor256/jucs")
     void simpleTest(final String file) {
         Assertions.assertEquals(file, "Hello, world!\n");
     }
 
     @ParameterizedTest
-    @ClasspathSource(value = "com/yegor256/jucs/", glob = "**/*.text")
+    @ClasspathSource(value = "/com/yegor256/jucs", glob = "**/*.text")
     void findsInFolders(final String file) {
         Assertions.assertEquals(file, "hey!\n");
     }