diff --git a/src/test/java/uk/ac/ebi/eva/pipeline/configuration/jobs/steps/LoadVariantsStepAsteriskTest.java b/src/test/java/uk/ac/ebi/eva/pipeline/configuration/jobs/steps/LoadVariantsStepAsteriskTest.java
new file mode 100644
index 00000000..a51098a1
--- /dev/null
+++ b/src/test/java/uk/ac/ebi/eva/pipeline/configuration/jobs/steps/LoadVariantsStepAsteriskTest.java
@@ -0,0 +1,98 @@
+/*
+ * Copyright 2015-2017 EMBL - European Bioinformatics Institute
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package uk.ac.ebi.eva.pipeline.configuration.jobs.steps;
+
+import com.mongodb.client.model.Filters;
+import org.bson.Document;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.batch.core.JobExecution;
+import org.springframework.batch.core.JobParameters;
+import org.springframework.batch.test.JobLauncherTestUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ActiveProfiles;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.TestPropertySource;
+import org.springframework.test.context.junit4.SpringRunner;
+import uk.ac.ebi.eva.pipeline.Application;
+import uk.ac.ebi.eva.pipeline.configuration.BeanNames;
+import uk.ac.ebi.eva.pipeline.configuration.jobs.GenotypedVcfJobConfiguration;
+import uk.ac.ebi.eva.test.configuration.BatchTestConfiguration;
+import uk.ac.ebi.eva.test.configuration.TemporaryRuleConfiguration;
+import uk.ac.ebi.eva.test.rules.TemporaryMongoRule;
+import uk.ac.ebi.eva.utils.EvaJobParameterBuilder;
+
+import static org.junit.Assert.assertEquals;
+import static uk.ac.ebi.eva.test.utils.JobTestUtils.assertCompleted;
+import static uk.ac.ebi.eva.utils.FileUtils.getResource;
+
+/**
+ * Test for {@link LoadVariantsStepConfiguration}
+ */
+@RunWith(SpringRunner.class)
+@ActiveProfiles({Application.VARIANT_WRITER_MONGO_PROFILE, Application.VARIANT_ANNOTATION_MONGO_PROFILE})
+@TestPropertySource({"classpath:common-configuration.properties", "classpath:test-mongo.properties"})
+@ContextConfiguration(classes = {GenotypedVcfJobConfiguration.class, BatchTestConfiguration.class, TemporaryRuleConfiguration.class})
+public class LoadVariantsStepAsteriskTest {
+
+    private static final int EXPECTED_VARIANTS = 2;
+
+    private static final String SMALL_VCF_FILE = "/input-files/vcf/small_asterisk.vcf.gz";
+
+    private static final String COLLECTION_VARIANTS_NAME = "variants";
+
+    @Autowired
+    @Rule
+    public TemporaryMongoRule mongoRule;
+
+    @Autowired
+    private JobLauncherTestUtils jobLauncherTestUtils;
+
+    private String input;
+
+    @Before
+    public void setUp() throws Exception {
+        input = getResource(SMALL_VCF_FILE).getAbsolutePath();
+    }
+
+    @Test
+    public void loaderStepShouldLoadAllVariants() throws Exception {
+        String databaseName = "test_invalid_variant_db";
+
+        // When the execute method in variantsLoad is executed
+        JobParameters jobParameters = new EvaJobParameterBuilder()
+                .collectionVariantsName(COLLECTION_VARIANTS_NAME)
+                .databaseName(databaseName)
+                .inputStudyId("1")
+                .inputVcf(input)
+                .inputVcfAggregation("NONE")
+                .inputVcfId("1")
+                .toJobParameters();
+
+        JobExecution jobExecution = jobLauncherTestUtils.launchStep(BeanNames.LOAD_VARIANTS_STEP, jobParameters);
+
+        //Then variantsLoad step should complete correctly
+        assertCompleted(jobExecution);
+
+        // And the number of documents in the DB should be equals to the number of lines in the VCF file
+        assertEquals(EXPECTED_VARIANTS, mongoRule.getCollection(databaseName, COLLECTION_VARIANTS_NAME).count());
+
+        assertEquals(1, mongoRule.getCollection(databaseName, COLLECTION_VARIANTS_NAME).countDocuments(Filters.eq("_id", "20_60343_G_*")));
+        assertEquals(1, mongoRule.getCollection(databaseName, COLLECTION_VARIANTS_NAME).countDocuments(Filters.eq("_id", "20_60419_A_>")));
+    }
+}
diff --git a/src/test/resources/input-files/vcf/small_asterisk.vcf.gz b/src/test/resources/input-files/vcf/small_asterisk.vcf.gz
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