diff --git a/DESCRIPTION b/DESCRIPTION
index 458d820..1fdbaf6 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,8 +1,8 @@
 Package: igvShiny
 Title: igvShiny: a wrapper of Integrative Genomics Viewer (IGV - an interactive
     tool for visualization and exploration integrated genomic data)
-Version: 0.99.5
-Date: 2024-03-14
+Version: 0.99.6
+Date: 2024-03-16
 Authors@R: c(
     person("Paul","Shannon", role = c("aut"), 
     email = "paul.thurmond.shannon@gmail.com"),
diff --git a/NEWS.md b/NEWS.md
index e8829ae..1a96fe1 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,3 +1,6 @@
+## igvShiny 0.99.6 - 2024-03-16
+* add shinytest2 for igvShinyDemo-GFF3.R
+
 ## igvShiny 0.99.5 - 2024-03-14
 * fix issues with GFF3 data
   * make igvShiny demo app for GFF3 working
diff --git a/inst/unitTests/test_shinyApp.R b/inst/unitTests/test_shinyApp.R
index 68298c8..f419b42 100644
--- a/inst/unitTests/test_shinyApp.R
+++ b/inst/unitTests/test_shinyApp.R
@@ -35,12 +35,61 @@ runAppTests <- function()
 test_shinyAppDemo <- function()
 {
   message(sprintf("--- test_shinyAppDemo"))
+  options(chromote.timeout = 60)
+
+  test_that("{shinytest2} recording: test_app", {
+
+      sf <- system.file(package = "igvShiny", "demos", "igvShinyDemo.R")
+      app <- AppDriver$new(
+        app_dir = shiny::shinyAppFile(sf),
+        name = "test_app",
+        height = 695,
+        width = 1235,
+        load_timeout = 1e+6,
+        timeout = 1e+6
+      )
+      Sys.sleep(20)
+
+      checkTrue(
+        .test_click_and_check(
+          "addBedGraphTrackButton",
+          "title=\"wig/bedGraph/local\"",
+          app
+        )
+      )
+      checkTrue(
+        .test_click_and_check(
+          "addBedGraphTrackFromURLButton",
+          "title=\"bedGraph/remote\"",
+          app
+        )
+      )
+      checkTrue(
+        .test_click_and_check(
+          "addBamViaHttpButton",
+          "title=\"1kg.bam\"",
+          app
+          )
+        )
+      checkTrue(
+        .test_click_and_check(
+          "addCramViaHttpButton",
+          "title=\"CRAM\"",
+          app
+          )
+        )
+  })
+
+} # test_shinyAppDemo
+#----------------------------------------------------------------------------------------------------
+test_shinyAppDemoGFF3 <- function()
+{
+  message(sprintf("--- test_shinyAppDemo-GFF3"))
   options(chromote.timeout = 60)  
   
-  
   test_that("{shinytest2} recording: test_app", {
     
-    sf <- system.file(package = "igvShiny", "demos", "igvShinyDemo.R")
+    sf <- system.file(package = "igvShiny", "demos", "igvShinyDemo-GFF3.R")
     app <- AppDriver$new(
       app_dir = shiny::shinyAppFile(sf),
       name = "test_app",
@@ -50,10 +99,28 @@ test_shinyAppDemo <- function()
       timeout = 1e+6
     )
     Sys.sleep(20)
-    checkTrue(.test_click_and_check("addBedGraphTrackButton", "title=\"wig/bedGraph/local\"", app))
-    checkTrue(.test_click_and_check("addBedGraphTrackFromURLButton", "title=\"bedGraph/remote\"", app))
-    checkTrue(.test_click_and_check("addBamViaHttpButton", "title=\"1kg.bam\"", app))
-    checkTrue(.test_click_and_check("addCramViaHttpButton", "title=\"CRAM\"", app))
+    
+    checkTrue(
+      .test_click_and_check(
+        "addRemoteGFF3TrackButton",
+        "title=\"url gff3\"",
+        app
+      )
+    )
+    checkTrue(
+      .test_click_and_check(
+        "addRemoteGFF3TrackButtonWithBiotypeColors",
+        "title=\"url gff3 \\(colors)\\\"",
+        app
+      )
+    )
+    checkTrue(
+      .test_click_and_check(
+        "addLocalGFF3TrackButtonWithBiotypeColors",
+        "title=\"local gff3 \\(colors)\\\"",
+        app
+      )
+    )
   })
   
-} # test_shinyAppDemo
+} # test_shinyAppDemoGFF3