diff --git a/.ci/after_success.sh b/.ci/after_success.sh
index e655228ba..011b8d1be 100755
--- a/.ci/after_success.sh
+++ b/.ci/after_success.sh
@@ -5,7 +5,7 @@ source "${CI_DIR}/common.sh"
 
 set +e
 
-make coverage
+travis_retry make coverage
 pushd koreader-*/koreader
     luajit $(which luacov-coveralls) -v
 popd
diff --git a/Makefile b/Makefile
index 0435dc7cc..e24910c12 100644
--- a/Makefile
+++ b/Makefile
@@ -107,7 +107,10 @@ test:
 	$(MAKE) testfront
 
 coverage: $(INSTALL_DIR)/koreader/.luacov
-	cd $(INSTALL_DIR)/koreader && ./luajit $(shell which busted) -o verbose_print --coverage --exclude-tags=nocov
+	cd $(INSTALL_DIR)/koreader && \
+		./luajit $(shell which busted) -o verbose_print \
+			--no-auto-insulate \
+			--coverage --exclude-tags=nocov
 	# coverage report summary
 	cd $(INSTALL_DIR)/koreader && tail -n \
 		+$$(($$(grep -nm1 Summary luacov.report.out|cut -d: -f1)-1)) \
diff --git a/base b/base
index b5c82144e..02c4e24e7 160000
--- a/base
+++ b/base
@@ -1 +1 @@
-Subproject commit b5c82144e253844849ab66e55bdff363d4991c66
+Subproject commit 02c4e24e732f4d7009b71c763dbaa503c40365a1
diff --git a/frontend/apps/reader/modules/readerfooter.lua b/frontend/apps/reader/modules/readerfooter.lua
index 9333b1df3..ff9717d42 100644
--- a/frontend/apps/reader/modules/readerfooter.lua
+++ b/frontend/apps/reader/modules/readerfooter.lua
@@ -295,7 +295,7 @@ function ReaderFooter:updateFooterText()
 
         if #ticks_candidates > 0 then
             self.progress_bar.ticks = ticks_candidates[1]
-            self.progress_bar.last = self.pages
+            self.progress_bar.last = self.pages or self.view.document:getPageCount()
         else
             -- we still set ticks here so self.progress_bar.ticks will not be
             -- initialized again if ticks_candidates is empty
diff --git a/frontend/apps/reader/modules/readerrolling.lua b/frontend/apps/reader/modules/readerrolling.lua
index b4a08c0c1..271f1624e 100644
--- a/frontend/apps/reader/modules/readerrolling.lua
+++ b/frontend/apps/reader/modules/readerrolling.lua
@@ -357,11 +357,6 @@ end
 
 function ReaderRolling:onGotoViewRel(diff)
     DEBUG("goto relative screen:", diff, ", in mode: ", self.view.view_mode)
-    local prev_xp
-    -- save xpointer to check whether we reach the end of the book
-    if diff > 0 then
-        prev_xp = self.xpointer
-    end
     if self.view.view_mode == "scroll" then
         local pan_diff = diff * self.ui.dimen.h
         if self.show_overlap_enable then
@@ -371,15 +366,20 @@ function ReaderRolling:onGotoViewRel(diff)
                 pan_diff = pan_diff + self.overlap
             end
         end
+        local old_pos = self.current_pos
         self:_gotoPos(self.current_pos + pan_diff)
+        if diff > 0 and old_pos == self.current_pos then
+            self.ui:handleEvent(Event:new("EndOfBook"))
+        end
     elseif self.view.view_mode == "page" then
         local page_count = self.ui.document:getVisiblePageCount()
+        local old_page = self.current_page
         self:_gotoPage(self.current_page + diff*page_count)
+        if diff > 0 and old_page == self.current_page then
+            self.ui:handleEvent(Event:new("EndOfBook"))
+        end
     end
     self.xpointer = self.ui.document:getXPointer()
-    if self.xpointer == prev_xp then
-        self.ui:handleEvent(Event:new("EndOfBook"))
-    end
     return true
 end
 
diff --git a/frontend/ui/widget/bookstatuswidget.lua b/frontend/ui/widget/bookstatuswidget.lua
index a727143f9..9ad75146f 100644
--- a/frontend/ui/widget/bookstatuswidget.lua
+++ b/frontend/ui/widget/bookstatuswidget.lua
@@ -57,7 +57,7 @@ function BookStatusWidget:init()
     self.stats = {
         total_time_in_sec = 0,
         performance_in_pages = {},
-        pages = self.document:getPageCount(),
+        total_pages = self.document:getPageCount(),
     }
     self:getStatisticsSettings()
     if self.settings then
@@ -123,8 +123,8 @@ function BookStatusWidget:getStatHours(stats)
 end
 
 function BookStatusWidget:getReadPages(stats)
-    if stats and stats.performance_in_pages and stats.pages then
-        return util.tableSize(stats.performance_in_pages) .. "/" .. stats.pages
+    if stats and stats.performance_in_pages and stats.total_pages then
+        return util.tableSize(stats.performance_in_pages) .. "/" .. stats.total_pages
     end
     return "none"
 end
@@ -253,12 +253,14 @@ function BookStatusWidget:genBookInfoGroup()
         }
     )
     -- progress bar
-    local total_pages = self.document:getPageCount()
+    local total_pages = self.stats.total_pages
     local read_percentage = self.view.state.page / total_pages
     local progress_bar = ProgressWidget:new{
         width = width * 0.7,
         height = Screen:scaleBySize(10),
         percentage = read_percentage,
+        ticks = nil,
+        last = nil,
     }
     table.insert(book_meta_info_group,
         CenterContainer:new{
diff --git a/frontend/ui/widget/progresswidget.lua b/frontend/ui/widget/progresswidget.lua
index 7500622f1..ba347f869 100644
--- a/frontend/ui/widget/progresswidget.lua
+++ b/frontend/ui/widget/progresswidget.lua
@@ -14,7 +14,7 @@ Configurable attributes:
  * rectcolor  -- infill color
  * ticks (list)  -- default to nil, use this if you want to insert markers
  * tick_width
- * last  -- maximum tick
+ * last  -- maximum tick, used with ticks
 
 Example:
 
@@ -68,7 +68,7 @@ function ProgressWidget:paintTo(bb, x, y)
     bb:paintRect(x+self.margin_h, math.ceil(y+self.margin_v+self.bordersize),
                  math.ceil((my_size.w-2*self.margin_h)*self.percentage),
                  my_size.h-2*(self.margin_v+self.bordersize), self.rectcolor)
-    if self.ticks then
+    if self.ticks and self.last then
         for i=1, #self.ticks do
             bb:paintRect(
                 x + (my_size.w-2*self.margin_h)*(self.ticks[i]/self.last),
diff --git a/spec/unit/readerrolling_spec.lua b/spec/unit/readerrolling_spec.lua
index d9d2a444a..9572997ce 100644
--- a/spec/unit/readerrolling_spec.lua
+++ b/spec/unit/readerrolling_spec.lua
@@ -20,12 +20,14 @@ describe("Readerrolling module", function()
         it("should goto portrait screen mode", function()
             readerui:handleEvent(Event:new("ChangeScreenMode", "portrait"))
         end)
+
         it("should goto certain page", function()
             for i = 1, 10, 5 do
                 rolling:onGotoPage(i)
                 assert.are.same(i, rolling.current_page)
             end
         end)
+
         it("should goto relative page", function()
             for i = 20, 40, 5 do
                 rolling:onGotoPage(i)
@@ -35,6 +37,7 @@ describe("Readerrolling module", function()
                 assert.are.same(i, rolling.current_page)
             end
         end)
+
         it("should goto next chapter", function()
             local toc = readerui.toc
             for i = 30, 50, 5 do
@@ -43,6 +46,7 @@ describe("Readerrolling module", function()
                 assert.are.same(toc:getNextChapter(i, 0), rolling.current_page)
             end
         end)
+
         it("should goto previous chapter", function()
             local toc = readerui.toc
             for i = 60, 80, 5 do
@@ -51,18 +55,58 @@ describe("Readerrolling module", function()
                 assert.are.same(toc:getPreviousChapter(i, 0), rolling.current_page)
             end
         end)
-        it("should emit EndOfBook event at the end", function()
-            rolling:onGotoPage(readerui.document:getPageCount())
+
+        it("should emit EndOfBook event at the end of sample epub", function()
             local called = false
             readerui.onEndOfBook = function()
                 called = true
             end
+            -- check beginning of the book
+            rolling:onGotoPage(1)
+            assert.is.falsy(called)
+            rolling:onGotoViewRel(-1)
+            rolling:onGotoViewRel(-1)
+            assert.is.falsy(called)
+            -- check end of the book
+            rolling:onGotoPage(readerui.document:getPageCount())
+            assert.is.falsy(called)
             rolling:onGotoViewRel(1)
+            assert.is.truthy(called)
             rolling:onGotoViewRel(1)
             assert.is.truthy(called)
             readerui.onEndOfBook = nil
         end)
+
+        it("should emit EndOfBook event at the end sample txt", function()
+            local sample_txt = "spec/front/unit/data/sample.txt"
+            local txt_readerui = ReaderUI:new{
+                document = DocumentRegistry:openDocument(sample_txt),
+            }
+            local called = false
+            txt_readerui.onEndOfBook = function()
+                called = true
+            end
+            local txt_rolling = txt_readerui.rolling
+            -- check beginning of the book
+            txt_rolling:onGotoPage(1)
+            assert.is.falsy(called)
+            txt_rolling:onGotoViewRel(-1)
+            txt_rolling:onGotoViewRel(-1)
+            assert.is.falsy(called)
+            -- not at the end of the book
+            txt_rolling:onGotoPage(3)
+            assert.is.falsy(called)
+            txt_rolling:onGotoViewRel(1)
+            assert.is.falsy(called)
+            -- at the end of the book
+            txt_rolling:onGotoPage(txt_readerui.document:getPageCount())
+            assert.is.falsy(called)
+            txt_rolling:onGotoViewRel(1)
+            assert.is.truthy(called)
+            readerui.onEndOfBook = nil
+        end)
     end)
+
     describe("test in landscape screen mode", function()
         it("should go to landscape screen mode", function()
             readerui:handleEvent(Event:new("ChangeScreenMode", "landscape"))
@@ -110,6 +154,7 @@ describe("Readerrolling module", function()
             readerui.onEndOfBook = nil
         end)
     end)
+
     describe("switching screen mode should not change current page number", function()
         it("for portrait-landscape-portrait switching", function()
             for i = 80, 100, 10 do
diff --git a/spec/unit/widget_menu_spec.lua b/spec/unit/widget_menu_spec.lua
index 0ac1c7926..1fa9f2e38 100644
--- a/spec/unit/widget_menu_spec.lua
+++ b/spec/unit/widget_menu_spec.lua
@@ -1,8 +1,11 @@
-require("commonrequire")
-local Menu = require("ui/widget/menu")
-local DEBUG = require("dbg")
-
 describe("Menu widget", function()
+    local Menu, dbg
+    setup(function()
+        require("commonrequire")
+        Menu = require("ui/widget/menu")
+        dbg = require("dbg")
+    end)
+
     it("should convert item table from touch menu properly", function()
         local cb1 = function() end
         local cb2 = function() end
diff --git a/spec/unit/widget_progresswidget_spec.lua b/spec/unit/widget_progresswidget_spec.lua
new file mode 100644
index 000000000..f5085b657
--- /dev/null
+++ b/spec/unit/widget_progresswidget_spec.lua
@@ -0,0 +1,18 @@
+describe("ProgressWidget widget", function()
+    local ProgressWidget, Screen
+    setup(function()
+        require("commonrequire")
+        ProgressWidget = require("ui/widget/progresswidget")
+        Screen = require("device").screen
+    end)
+
+    it("should not crash with nil self.last #ok", function()
+        local progress = ProgressWidget:new{
+            width = 100,
+            height = 50,
+            percentage = 5/100,
+            ticks = {1},
+        }
+        progress:paintTo(Screen.bb, 0, 0)
+    end)
+end)
diff --git a/test/sample.txt b/test/sample.txt
new file mode 100644
index 000000000..15d7805fe
--- /dev/null
+++ b/test/sample.txt
@@ -0,0 +1,94 @@
+  Lorem ipsum
+  Dolor sit amet, foo@bar.com
+  v0.1, 99 September 7999
+
+  Lorem ipsum dolor sit amet, pri id laudem vulputate disputando, ad mea
+  pericula consetetur. Nusquam detraxit ad sed, tritani mandamus aliquando et
+  has, porro graeco at pri. Sale denique ut sit, mel suas erroribus repudiare
+  ea. Vim probo dicit consequuntur te.
+  ______________________________________________________________________
+
+  Table of Contents
+
+
+  1. Eos ex eius iusto delicata
+
+  2. Illum argumentum sed a
+
+  3. In eum magna iusto integre
+
+
+
+  ______________________________________________________________________
+
+  1. Eos ex eius iusto delicata
+
+
+  Eos ex eius iusto delicata, ius ne facer invenire electram, cu mel assum
+  novum efficiendi. Duo enim eleifend te. Elitr nihil vivendo vix ex, ex homero
+  salutatus sed, ea nec posse commune consetetur. Ea iusto labore docendi his,
+  at per mollis mentitum. Ex esse recteque eos, ex iudicabit gloriatur mei.
+
+  Quisque rutrum. Aenean imperdiet. Etiam ultricies nisi vel augue:
+
+  1. Maecenas nec odio et ante tincidunt tempus.
+
+  2. Donec sodales sagittis magna.
+
+  3. Phasellus viverra nulla ut metus varius laoreet.
+
+  Li Europan lingues es membres del sam familie. Lor separat existentie es un
+  myth.
+
+  It va esser tam simplic quam Occidental in fact, it va esser Occidental. A un
+  Angleso it va semblar un simplificat Angles, quam un skeptic Cambridge amico
+  dit me que Occidental es.Li Europan lingues es membres del sam familie. Lor
+  separat existentie es un myth. Por scientie, musica, sport etc, litot Europa
+  usa li sam vocabular. Li lingues differe solmen in li grammatica, li
+  pronunciation e li plu commun vocabules. Omnicos directe al desirabilite de
+  un nov lingua franca: On refusa continuar payar custosi traductores. At
+  solmen va esser necessi far uniform grammatica, pronunciation e plu sommun
+  paroles.
+
+
+  2. Illum argumentum sed a
+
+  Illum argumentum sed ad, vel accumsan noluisse eu. Nam ne minimum consulatu,
+  vim nullam quidam ut. Ea pro temporibus ullamcorper, at case aeque vix. Est
+  id consetetur intellegam. Eu cum oratio gubergren, aeque tritani feugiat vel
+  te.
+
+  ·  Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium
+     doloremque laudantium, totam rem aperiam, eaque ipsa quae ab illo inventore
+     veritatis et quasi architecto beatae vitae dicta sunt explicabo.
+
+  ·  Quis autem vel eum iure reprehenderit qui in ea voluptate velit esse quam
+     nihil molestiae consequatur, vel illum qui dolorem eum fugiat quo voluptas
+     nulla pariatur?
+
+  cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod
+  maxime placeat facere.
+
+  To install the tar.gz source, use the commands:
+
+  ______________________________________________________________________
+  ./configure
+  make
+  make install
+  ______________________________________________________________________
+
+
+  Nemo enim ipsam voluptatem quia voluptas sit aspernatur aut odit aut fugit, sed
+  quia consequuntur magni dolores eos qui ratione voluptatem sequi nesciunt.
+  Neque porro quisquam est, qui dolorem ipsum quia dolor sit amet, consectetur,
+  adipisci velit, sed quia non numquam eius modi tempora incidunt ut labore
+  et dolore magnam aliquam quaerat voluptatem.
+
+
+  3.  In eum magna iusto integre
+
+  In eum magna iusto integre, cu solet commodo constituto pro. Te nec tota
+  altera, diam periculis ius eu, eum te velit partiendo conclusionemque. Diam
+  mnesarchum at usu, agam nonumes at nec. Vix aliquip liberavisse ex, nam at
+  quis choro accusam. Eu his zril graecis, latine legendos inimicus eum at, qui
+  te adolescens adipiscing.