Adding changes and test cases for better coverage.

Author: sambitdash

A1947-15.txt

@@ -486,7 +486,8 @@ showtext(io::IO, pdo::PDPageTextObject, state::Dict=Dict()) = showtext(io, pdo.g
 function showtext(io::IO, pdo::PDPageMarkedContent, state::Dict)
     tag = pdo.group.objs[1].operands[1] # can be used for XML tagging.
     showtext(io, pdo.group, state)
-    write(io, '\n')
+    print(io, '\n')
+    return io
 end
 
 function showtext(io::IO, pdo::PDPageElement, state::Dict=Dict())

src/PDPageElement.jl

@@ -67,6 +67,29 @@ include("debugIO.jl")
     end
 
     @testset "Hybrid x-ref" begin
+        @test begin
+            filename="A1947-15.pdf"
+            DEBUG && println(filename)
+            isfile(filename)||
+                download("http://lawmin.nic.in/ld/P-ACT/1947/A1947-15.pdf",filename)
+            doc = pdDocOpen(filename)
+            try
+                npage= pdDocGetPageCount(doc)
+                for i=1:npage
+                    page = pdDocGetPage(doc, i)
+                    if pdPageIsEmpty(page) == false
+                        pdPageGetContentObjects(page)
+                        pdPageExtractText(IOBuffer(), page)
+                    end
+                end
+            finally
+                pdDocClose(doc)
+            end
+            length(utilPrintOpenFiles()) == 0
+        end
+    end
+
+    @testset "Corrupt File" begin
         @test begin
             filename="A1947-14.pdf"
             DEBUG && println(filename)
@@ -89,6 +112,7 @@ include("debugIO.jl")
         end
     end
 
+
     @testset "Test RunLengthDecode" begin
         @test begin
             filename="582.pdf"