introduce quickcheck and fix #177

build.gradle

@@ -71,6 +71,7 @@ subprojects {
         springVersion = '3.2.4.RELEASE'
         checkstyleVersion = '2.12.1'
         jacocoVersion = '0.7.2.201409121644'
+        quickcheckVersion = '0.6'
     }
 
     dependencies {
@@ -81,14 +82,12 @@ subprojects {
         testCompile group: 'junit', name: 'junit', version: junitVersion
         testCompile group: 'org.assertj', name: 'assertj-core', version: assertjVersion
         testCompile group: 'com.tngtech.java', name: 'junit-dataprovider', version: junitDataproviderVersion
+        testCompile group: 'net.java.quickcheck', name: 'quickcheck', version: quickcheckVersion
     }
 
     tasks.withType(JavaCompile) {
         // needed for DeSzenarioTest.java as it has Umlauts in the code
         options.encoding = 'UTF-8'
-        if (JavaVersion.current() == JavaVersion.VERSION_1_8) {
-            options.compilerArgs << "-parameters"
-        }
     }
 
     tasks.withType(Jar) {
@@ -283,7 +282,6 @@ subprojects {
     javadoc.onlyIf {
         JavaVersion.current().isJava8Compatible()
     }
-
 }
 
 task overallJacocoReport(type: JacocoReport) {

jgiven-core/src/main/java/com/tngtech/jgiven/impl/params/DefaultCaseDescriptionProvider.java

@@ -35,7 +35,7 @@ public String description( String value, List<String> parameterNames, List<?> pa
                     replacement = "\\$";
                 } else {
                     int i = Integer.parseInt( group );
-                    replacement = String.valueOf( parameterValues.get( i ) );
+                    replacement = Matcher.quoteReplacement( String.valueOf( parameterValues.get( i ) ) );
                 }
             }
 

jgiven-core/src/test/java/com/tngtech/jgiven/impl/params/DefaultCaseDescriptionProviderTest.java

@@ -0,0 +1,39 @@
+package com.tngtech.jgiven.impl.params;
+
+import static net.java.quickcheck.generator.CombinedGenerators.lists;
+import static net.java.quickcheck.generator.PrimitiveGenerators.strings;
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import com.google.common.collect.Lists;
+import com.tngtech.java.junit.dataprovider.DataProvider;
+import com.tngtech.java.junit.dataprovider.DataProviderRunner;
+import com.tngtech.java.junit.dataprovider.DataProviders;
+import com.tngtech.java.junit.dataprovider.UseDataProvider;
+
+import junit.framework.TestCase;
+import net.java.quickcheck.junit.SeedInfo;
+
+@RunWith( value = DataProviderRunner.class )
+public class DefaultCaseDescriptionProviderTest extends TestCase {
+
+    @Rule
+    public SeedInfo seed = new SeedInfo();
+
+    @DataProvider
+    public static Object[][] randomStrings() {
+        return DataProviders.testForEach( lists( strings(), 20 ).next() );
+    }
+
+    @UseDataProvider( "randomStrings" )
+    @Test
+    public void test( String someString ) throws Exception {
+        seed.restore( -5294091015527388791L );
+        DefaultCaseDescriptionProvider provider = new DefaultCaseDescriptionProvider();
+        String description = provider.description( "$0", Lists.newArrayList( "someName" ), Lists.newArrayList( someString ) );
+        assertThat( description ).isEqualTo( someString );
+    }
+}