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224 lines
9.1 KiB
Lua
224 lines
9.1 KiB
Lua
describe("Readersearch module", function()
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local sample_epub = "spec/front/unit/data/juliet.epub"
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local sample_pdf = "spec/front/unit/data/sample.pdf"
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local DocumentRegistry, ReaderUI, Screen, dbg
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setup(function()
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require("commonrequire")
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DocumentRegistry = require("document/documentregistry")
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ReaderUI = require("apps/reader/readerui")
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Screen = require("device").screen
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dbg = require("dbg")
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end)
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describe("search API for EPUB documents", function()
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local readerui, doc, search, rolling
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setup(function()
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readerui = ReaderUI:new{
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dimen = Screen:getSize(),
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document = DocumentRegistry:openDocument(sample_epub),
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}
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doc = readerui.document
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search = readerui.search
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rolling = readerui.rolling
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end)
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teardown(function()
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readerui:closeDocument()
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readerui:onClose()
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end)
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it("should search backward", function()
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rolling:onGotoPage(10)
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assert.truthy(search:searchFromCurrent("Verona", 1))
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for i = 1, 100, 10 do
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rolling:onGotoPage(i)
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local words = search:searchFromCurrent("Verona", 1)
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if words then
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for _, word in ipairs(words) do
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local pageno = doc:getPageFromXPointer(word.start)
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--dbg("found at pageno", pageno)
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assert.truthy(pageno <= i)
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end
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end
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end
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end)
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it("should search forward", function()
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rolling:onGotoPage(10)
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assert.truthy(search:searchFromCurrent("Verona", 0))
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for i = 1, 100, 10 do
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rolling:onGotoPage(i)
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local words = search:searchFromCurrent("Verona", 0)
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if words then
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for _, word in ipairs(words) do
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local pageno = doc:getPageFromXPointer(word.start)
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--dbg("found at pageno", pageno)
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assert.truthy(pageno >= i)
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end
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end
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end
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end)
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it("should find the first occurrence", function()
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for i = 10, 100, 10 do
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rolling:onGotoPage(i)
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local words = search:searchFromStart("Verona")
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assert.truthy(words)
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local pageno = doc:getPageFromXPointer(words[1].start)
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assert.truthy(pageno < 10)
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end
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for i = 1, 5, 1 do
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rolling:onGotoPage(i)
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local words = search:searchFromStart("Verona")
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assert(words == nil)
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end
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end)
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it("should find the last occurrence", function()
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-- local logger = require("logger")
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-- logger.warn("nb of pages", doc:getPageCount())
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-- 20190202: currently 242 pages
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for i = 100, 180, 10 do
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rolling:onGotoPage(i)
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local words = search:searchFromEnd("Verona")
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assert.truthy(words)
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local pageno = doc:getPageFromXPointer(words[1].start)
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-- logger.info("last match on page", pageno)
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assert.truthy(pageno > 185)
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end
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for i = 290, 335, 1 do
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rolling:onGotoPage(i)
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local words = search:searchFromEnd("Verona")
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assert(words == nil)
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end
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end)
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it("should find all occurrences", function()
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local count = 0
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rolling:onGotoPage(1)
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local cur_page = doc:getCurrentPage()
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local words = search:searchFromCurrent("Verona", 0)
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while words do
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local new_page = nil
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for _, word in ipairs(words) do
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--dbg("found word", word.start)
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local word_page = doc:getPageFromXPointer(word.start)
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if word_page ~= cur_page then -- ignore words on current page
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if not new_page then -- first word on a new page
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new_page = word_page
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count = count + 1
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doc:gotoXPointer(word.start) -- go to this new page
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else -- new page seen
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if word_page == new_page then -- only count words on this new page
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count = count + 1
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end
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end
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end
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end
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if not new_page then -- no word seen on any new page
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break
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end
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cur_page = doc:getCurrentPage()
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words = search:searchNext("Verona", 0)
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end
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assert.are.equal(13, count)
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end)
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end)
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describe("search API for PDF documents", function()
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local readerui, doc, search, paging
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setup(function()
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readerui = ReaderUI:new{
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dimen = Screen:getSize(),
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document = DocumentRegistry:openDocument(sample_pdf),
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}
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doc = readerui.document
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search = readerui.search
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paging = readerui.paging
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end)
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teardown(function()
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readerui:closeDocument()
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readerui:onClose()
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end)
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it("should match single word with case insensitive option in one page", function()
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assert.are.equal(9, #doc.koptinterface:findAllMatches(doc, "what", true, 20))
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assert.are.equal(51, #doc.koptinterface:findAllMatches(doc, "the", true, 20))
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assert.are.equal(0, #doc.koptinterface:findAllMatches(doc, "xxxx", true, 20))
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end)
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it("should match single word with case sensitive option in one page", function()
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assert.are.equal(7, #doc.koptinterface:findAllMatches(doc, "what", false, 20))
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assert.are.equal(49, #doc.koptinterface:findAllMatches(doc, "the", false, 20))
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assert.are.equal(0, #doc.koptinterface:findAllMatches(doc, "xxxx", false, 20))
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end)
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it("should match phrase in one page", function()
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assert.are.equal(2*2, #doc.koptinterface:findAllMatches(doc, "mean that", true, 20))
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end)
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it("should match whole phrase in one page", function()
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assert.are.equal(1*3, #doc.koptinterface:findAllMatches(doc, "mean that the", true, 20))
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end)
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it("should not match empty string", function()
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assert.are.equal(0, #doc.koptinterface:findAllMatches(doc, "", true, 1))
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end)
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it("should not match on page without text layer", function()
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assert.are.equal(0, #doc.koptinterface:findAllMatches(doc, "e", true, 1))
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end)
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it("should search backward", function()
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paging:onGotoPage(20)
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assert.truthy(search:searchFromCurrent("test", 1))
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for i = 1, 40, 10 do
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paging:onGotoPage(i)
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local words = search:searchFromCurrent("test", 1)
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if words then
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dbg("search backward: found at page", words.page)
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assert.truthy(words.page <= i)
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end
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end
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end)
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it("should search forward", function()
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paging:onGotoPage(20)
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assert.truthy(search:searchFromCurrent("test", 0))
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for i = 1, 40, 10 do
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paging:onGotoPage(i)
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local words = search:searchFromCurrent("test", 0)
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if words then
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dbg("search forward: found at page", words.page)
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assert.truthy(words.page >= i)
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end
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end
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end)
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it("should find the first occurrence", function()
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for i = 20, 40, 10 do
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paging:onGotoPage(i)
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local words = search:searchFromStart("test")
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assert.truthy(words)
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assert.are.equal(10, words.page)
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end
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for i = 1, 10, 2 do
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paging:onGotoPage(i)
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local words = search:searchFromStart("test")
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assert(words == nil)
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end
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end)
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it("should find the last occurrence", function()
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for i = 10, 30, 10 do
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paging:onGotoPage(i)
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local words = search:searchFromEnd("test")
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assert.truthy(words)
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assert.are.equal(32, words.page)
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end
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for i = 40, 50, 2 do
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paging:onGotoPage(i)
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local words = search:searchFromEnd("test")
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assert(words == nil)
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end
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end)
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it("should find all occurrences", function()
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local count = 0
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paging:onGotoPage(1)
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local words = search:searchFromCurrent("test", 0)
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while words do
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count = count + #words
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--dbg("found words", #words, words.page)
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paging:onGotoPage(words.page)
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words = search:searchNext("test", 0)
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end
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assert.are.equal(11, count)
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end)
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end)
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end)
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