describe("Readerpaging module", function() local sample_pdf = "spec/front/unit/data/sample.pdf" local readerui, UIManager, Event, DocumentRegistry, ReaderUI local paging setup(function() require("commonrequire") UIManager = require("ui/uimanager") Event = require("ui/event") DocumentRegistry = require("document/documentregistry") ReaderUI = require("apps/reader/readerui") end) describe("Page mode", function() setup(function() readerui = ReaderUI:new{ document = DocumentRegistry:openDocument(sample_pdf), } paging = readerui.paging end) it("should emit EndOfBook event at the end", function() UIManager:quit() UIManager:show(readerui) UIManager:nextTick(function() UIManager:close(readerui) end) UIManager:run() readerui:handleEvent(Event:new("SetScrollMode", false)) readerui.zooming:setZoomMode("pageheight") paging:onGotoPage(readerui.document:getPageCount()) local called = false readerui.onEndOfBook = function() called = true end paging:onPagingRel(1) assert.is.truthy(called) readerui.onEndOfBook = nil UIManager:quit() end) end) describe("Scroll mode", function() setup(function() local purgeDir = require("ffi/util").purgeDir local DocSettings = require("docsettings") purgeDir(DocSettings:getSidecarDir(sample_pdf)) os.remove(DocSettings:getHistoryPath(sample_pdf)) readerui = ReaderUI:new{ document = DocumentRegistry:openDocument(sample_pdf), } paging = readerui.paging end) it("should emit EndOfBook event at the end", function() UIManager:quit() UIManager:show(readerui) UIManager:nextTick(function() UIManager:close(readerui) end) UIManager:run() paging.page_positions = {} readerui:handleEvent(Event:new("SetScrollMode", true)) paging:onGotoPage(readerui.document:getPageCount()) readerui.zooming:setZoomMode("pageheight") local called = false readerui.onEndOfBook = function() called = true end paging:onPagingRel(1) paging:onPagingRel(1) assert.is.truthy(called) readerui.onEndOfBook = nil UIManager:quit() end) it("should scroll backward on the first page without crash", function() local sample_djvu = "spec/front/unit/data/djvu3spec.djvu" local tmp_readerui = ReaderUI:new{ document = DocumentRegistry:openDocument(sample_djvu), } tmp_readerui.paging:onScrollPanRel(-100) end) it("should scroll forward on the last page without crash", function() local sample_djvu = "spec/front/unit/data/djvu3spec.djvu" local tmp_readerui = ReaderUI:new{ document = DocumentRegistry:openDocument(sample_djvu), } paging = tmp_readerui.paging paging:onGotoPage(tmp_readerui.document:getPageCount()) paging:onScrollPanRel(120) paging:onScrollPanRel(-1) paging:onScrollPanRel(120) end) end) end)