Change the visibility of the reportParser field

src/main/java/net/masterthought/cucumber/ReportBuilder.java

@@ -53,8 +53,7 @@ public class ReportBuilder {
     private static final ObjectMapper mapper = new ObjectMapper();
 
     private ReportResult reportResult;
-    private final ReportParser reportParser;
-
+    private ReportParser reportParser;
     private Configuration configuration;
     private List<String> jsonFiles;
 
@@ -71,6 +70,14 @@ public ReportBuilder(List<String> jsonFiles, Configuration configuration) {
         reportParser = new ReportParser(configuration);
     }
 
+    public ReportParser getReportParser() {
+        return reportParser;
+    }
+
+    public void setReportParser(ReportParser reportParser) {
+        this.reportParser = reportParser;
+    }
+
     /**
      * Parses provided files and generates the report. When generating process fails
      * report with information about error is provided.

src/test/java/net/masterthought/cucumber/ReportBuilderTest.java

@@ -62,6 +62,23 @@ void ReportBuilder_storesFilesAndConfiguration() {
         assertThat(assignedConfiguration).isSameAs(configuration);
     }
 
+    @Test
+    void ReportBuilder_setsAndGetsCustomReportParser(){
+        // given
+        final List<String> jsonFiles = new ArrayList<>();
+        final Configuration configuration = new Configuration(null, null);
+        final ReportParser reportParser = new ReportParser(configuration);
+
+        // when
+        ReportBuilder builder = new ReportBuilder(jsonFiles, configuration);
+        builder.setReportParser(reportParser);
+
+        // then
+        ReportParser assignedReportParser = Whitebox.getInternalState(builder, "reportParser");
+
+        assertThat(assignedReportParser).isSameAs(builder.getReportParser());
+    }
+
     @Test
     void generateReports_GeneratesPages() {