jmrozanec#402: add a test case for the issue

src/test/java/com/cronutils/Issue402Test.java

@@ -0,0 +1,46 @@
+package com.cronutils;
+
+import com.cronutils.model.Cron;
+import com.cronutils.model.CronType;
+import com.cronutils.model.definition.CronDefinitionBuilder;
+import com.cronutils.model.time.ExecutionTime;
+import com.cronutils.parser.CronParser;
+import org.junit.Ignore;
+import org.junit.Test;
+
+import java.time.LocalDate;
+import java.time.LocalTime;
+import java.time.ZoneOffset;
+import java.time.ZonedDateTime;
+import java.util.Optional;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+@Ignore
+public class Issue402Test {
+    @Test
+    public void test() {
+        CronParser parser = new CronParser( CronDefinitionBuilder.instanceDefinitionFor(CronType.QUARTZ));
+        final Cron cron = parser.parse("0 0 0 1 3 ? 2001/2");
+//        CronDescriptor cd = CronDescriptor.instance(Locale.US);
+//        System.out.println(cd.describe(cron));
+
+        ExecutionTime execution = ExecutionTime.forCron(cron);
+
+        LocalDate date = LocalDate.of(2015, 1, 15);
+        ZonedDateTime currentDateTime = ZonedDateTime.of(date, LocalTime.MIDNIGHT, ZoneOffset.UTC);
+
+        Optional<ZonedDateTime> nextExecution = execution.nextExecution(currentDateTime);
+        assertTrue(nextExecution.isPresent());
+        assertEquals(ZonedDateTime.of(LocalDate.of(2015, 3, 1), LocalTime.MIDNIGHT, ZoneOffset.UTC), nextExecution.get());
+
+        Optional<ZonedDateTime> lastExecution = execution.lastExecution(currentDateTime);
+        assertTrue(lastExecution.isPresent());
+        assertEquals(ZonedDateTime.of(LocalDate.of(2013, 3, 1), LocalTime.MIDNIGHT, ZoneOffset.UTC), nextExecution.get());
+
+        lastExecution = execution.lastExecution(nextExecution.get());
+        assertTrue(lastExecution.isPresent());
+        assertEquals(ZonedDateTime.of(LocalDate.of(2013, 3, 1), LocalTime.MIDNIGHT, ZoneOffset.UTC), nextExecution.get());
+    }
+}