add many new tests to exercise C api

git-svn-id: svn+q:///qpdf/trunk@727 71b93d88-0707-0410-a8cf-f5a4172ac649

add many new tests to exercise C api
git-svn-id: svn+q:///qpdf/trunk@727 71b93d88-0707-0410-a8cf-f5a4172ac649
Jay Berkenbilt
1 parent 91d8c485
Showing 255 changed files with 903 additions and 27 deletions
TODO
include/qpdf/QPDF.hh
libqpdf/qpdf-c.cc
qpdf/qpdf-ctest.c
qpdf/qpdf.cc
qpdf/qpdf.testcov
qpdf/qtest/qpdf.test
qpdf/qtest/qpdf/U25A0.1-ogen.c-check
qpdf/qtest/qpdf/U25A0.1-ogen.check
qpdf/qtest/qpdf/U25A0.1.c-check
qpdf/qtest/qpdf/U25A0.1.check
qpdf/qtest/qpdf/U25A0.10-ogen.c-check
qpdf/qtest/qpdf/U25A0.10-ogen.check
qpdf/qtest/qpdf/U25A0.10.c-check
qpdf/qtest/qpdf/U25A0.10.check
qpdf/qtest/qpdf/U25A0.11-ogen.c-check
qpdf/qtest/qpdf/U25A0.11-ogen.check
qpdf/qtest/qpdf/U25A0.11.c-check
qpdf/qtest/qpdf/U25A0.11.check
qpdf/qtest/qpdf/U25A0.12-ogen.c-check
@@ -18,8 +18,6 @@
    files...ideally we should provide the object number currently being
    read
  
- * Have --check report the version number of the PDF file
-
  * See if it is possible to support rewriting a file in place or at
    least to detect and block this
  
@@ -39,7 +39,10 @@ class QPDF
     // lifetime.  This method must be called before any methods that
     // potentially ask for information about the PDF file are called.
     // Prior to calling this, the only methods that are allowed are
-    // those that set parameters.
+    // those that set parameters.  If the input file is not
+    // encrypted,either a null password or an empty password can be
+    // used.  If the file is encrypted, either the user password or
+    // the owner password may be supplied.
     DLL_EXPORT
     void processFile(char const* filename, char const* password = 0);
  
@@ -83,11 +83,11 @@ QPDF_BOOL qpdf_more_warnings(qpdf_data qpdf)
 DLL_EXPORT
 char const* qpdf_next_error(qpdf_data qpdf)
 {
-    QTC::TC("qpdf", "qpdf-c called qpdf_next_error");
     if (qpdf_more_errors(qpdf))
     {
 	qpdf->tmp_string = qpdf->error;
 	qpdf->error.clear();
+	QTC::TC("qpdf", "qpdf-c qpdf_next_error returned error");
 	return qpdf->tmp_string.c_str();
     }
     else
@@ -99,11 +99,11 @@ char const* qpdf_next_error(qpdf_data qpdf)
 DLL_EXPORT
 char const* qpdf_next_warning(qpdf_data qpdf)
 {
-    QTC::TC("qpdf", "qpdf-c called qpdf_next_warning");
     if (qpdf_more_warnings(qpdf))
     {
 	qpdf->tmp_string = qpdf->warnings.front();
 	qpdf->warnings.pop_front();
+	QTC::TC("qpdf", "qpdf-c qpdf_next_warning returned warning");
 	return qpdf->tmp_string.c_str();
     }
     else
 #include <qpdf/qpdf-c.h>
+#include <stdio.h>
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
  
-int main()
+static qpdf_data qpdf = 0;
+
+static void report_errors()
+{
+    while (qpdf_more_warnings(qpdf))
+    {
+	printf("warning: %s\n", qpdf_next_warning(qpdf));
+    }
+    while (qpdf_more_errors(qpdf))
+    {
+	printf("error: %s\n", qpdf_next_error(qpdf));
+    }
+}
+
+static void test01(char const* infile,
+		   char const* password,
+		   char const* outfile)
+{
+    qpdf_read(qpdf, infile, password);
+    printf("version: %s\n", qpdf_get_pdf_version(qpdf));
+    printf("linearized: %d\n", qpdf_is_linearized(qpdf));
+    printf("encrypted: %d\n", qpdf_is_encrypted(qpdf));
+    if (qpdf_is_encrypted(qpdf))
+    {
+	printf("user password: %s\n", qpdf_get_user_password(qpdf));
+    }
+    report_errors();
+}
+
+int main(int argc, char* argv[])
 {
+    char* whoami = 0;
+    char* p = 0;
+    int n = 0;
+    char const* infile;
+    char const* password;
+    char const* outfile;
+    void (*fn)(char const*, char const*, char const*) = 0;
+
+    if ((p = strrchr(argv[0], '/')) != NULL)
+    {
+	whoami = p + 1;
+    }
+    else if ((p = strrchr(argv[0], '\\')) != NULL)
+    {
+	whoami = p + 1;
+    }
+    else
+    {
+	whoami = argv[0];
+    }
+    if (argc != 5)
+    {
+	fprintf(stderr, "usage: %s n infile password outfile\n", whoami);
+	exit(2);
+    }
+
+    n = atoi(argv[1]);
+    infile = argv[2];
+    password = argv[3];
+    outfile = argv[4];
+
+    fn = ((n == 1) ? test01 :
+	  0);
+
+    if (fn == 0)
+    {
+	fprintf(stderr, "%s: invalid test number %d\n", whoami, n);
+	exit(2);
+    }
+
+    qpdf = qpdf_init();
+    fn(infile, password, outfile);
+    qpdf_cleanup(&qpdf);
+    assert(qpdf == 0);
+
     return 0;
 }
@@ -858,6 +858,8 @@ int main(int argc, char* argv[])
 		std::cout << "checking " << infilename << std::endl;
 		try
 		{
+		    std::cout << "PDF Version: " << pdf.getPDFVersion()
+			      << std::endl;
 		    ::show_encryption(pdf);
 		    if (pdf.isLinearized())
 		    {
@@ -122,8 +122,8 @@ qpdf-c called qpdf_init 0
 qpdf-c called qpdf_cleanup 0
 qpdf-c called qpdf_more_errors 0
 qpdf-c called qpdf_more_warnings 0
-qpdf-c called qpdf_next_error 0
-qpdf-c called qpdf_next_warning 0
+qpdf-c qpdf_next_error returned error 0
+qpdf-c qpdf_next_warning returned warning 0
 qpdf-c called qpdf_set_suppress_warnings 0
 qpdf-c called qpdf_set_ignore_xref_streams 0
 qpdf-c called qpdf_set_attempt_recovery 0
@@ -159,7 +159,7 @@ for (my $i = 1; $i &lt;= scalar(@badfiles); ++$i)
 show_ntests();
 # ----------
 $td->notify("--- Recovery Tests ---");
-$n_tests += @badfiles + 7;
+$n_tests += @badfiles + 8;
  
 # Recovery tests.  These are mostly after-the-fact -- when recovery
 # was implemented, some degree of recovery was possible on many of the
@@ -226,6 +226,12 @@ $td-&gt;runtest(&quot;run check on damaged file&quot;,
 	     {$td->FILE => "append-page-content-damaged-check.out",
 	      $td->EXIT_STATUS => 3},
 	     $td->NORMALIZE_NEWLINES);
+$td->runtest("check with C API",
+	     {$td->COMMAND =>
+		  "qpdf-ctest 1 append-page-content-damaged.pdf '' ''"},
+	     {$td->FILE => "append-page-content-damaged-c-check.out",
+	      $td->EXIT_STATUS => 0},
+	     $td->NORMALIZE_NEWLINES);
  
 show_ntests();
 # ----------
@@ -346,7 +352,7 @@ for (my $n = 16; $n &lt;= 19; ++$n)
 show_ntests();
 # ----------
 $td->notify("--- Specific File Tests ---");
-$n_tests += 3;
+$n_tests += 4;
 $n_compare_pdfs += 1;
  
 # Special PDF files that caused problems at some point
@@ -356,11 +362,13 @@ $n_compare_pdfs += 1;
 # happen to test boundary conditions in the LZW decoder.
 $td->runtest("old and complex",
 	     {$td->COMMAND => "qpdf --check old-and-complex.pdf"},
-	     {$td->STRING => +("checking old-and-complex.pdf\n" .
-			       "File is not encrypted\n" .
-			       "File is not linearized\n" .
-			       "No errors found\n"),
-			       $td->EXIT_STATUS => 0},
+	     {$td->FILE => "old-and-complex-check.out",
+	      $td->EXIT_STATUS => 0},
+	     $td->NORMALIZE_NEWLINES);
+$td->runtest("old and complex (C API)",
+	     {$td->COMMAND => "qpdf-ctest 1 old-and-complex.pdf '' ''"},
+	     {$td->FILE => "old-and-complex-c-check.out",
+	      $td->EXIT_STATUS => 0},
 	     $td->NORMALIZE_NEWLINES);
  
 $td->runtest("convert to qdf",
@@ -534,19 +542,13 @@ check_pdf(&quot;linearized and modified&quot;,
  
 $td->runtest("check linearized and modified",
 	     {$td->COMMAND => "qpdf --check lin-delete-and-reuse.pdf"},
-	     {$td->STRING => +("checking lin-delete-and-reuse.pdf\n" .
-			       "File is not encrypted\n" .
-			       "File is not linearized\n" .
-			       "No errors found\n"),
-			       $td->EXIT_STATUS => 0},
+	     {$td->FILE => "lin-delete-and-reuse-check.out",
+	      $td->EXIT_STATUS => 0},
 	     $td->NORMALIZE_NEWLINES);
 $td->runtest("check multiple modifications",
 	     {$td->COMMAND => "qpdf --check multiple-mods.pdf"},
-	     {$td->STRING => +("checking multiple-mods.pdf\n" .
-			       "File is not encrypted\n" .
-			       "File is not linearized\n" .
-			       "No errors found\n"),
-			       $td->EXIT_STATUS => 0},
+	     {$td->FILE => "multiple-mods-check.out",
+	      $td->EXIT_STATUS => 0},
 	     $td->NORMALIZE_NEWLINES);
  
 foreach my $base (@to_linearize)
@@ -812,7 +814,7 @@ my @flags = ([&quot;-qdf&quot;,						# 1
 	      "no arguments"],
 	     );
  
-$n_tests += (@files * @flags  * 2 * 2);
+$n_tests += (@files * @flags  * 2 * 3);
 $n_compare_pdfs += (@files * @flags * 2);
 $n_acroread += (@files * @flags * 2);
  
@@ -825,6 +827,7 @@ foreach my $file (@files)
 	my $n = 0;
 	my $oflags = "--object-streams=$o";
 	my $odescrip = "os:" . substr($o, 0, 1);
+	my $osuf = ($o eq 'generate' ? "-ogen" : "");
 	foreach my $d (@flags)
 	{
 	    my ($flags, $fdescrip) = @$d;
@@ -838,7 +841,13 @@ foreach my $file (@files)
  
 	    $td->runtest("check status",
 			 {$td->COMMAND => "qpdf --check a.pdf"},
-			 {$td->FILE => "$base.$n.check",
+			 {$td->FILE => "$base.$n$osuf.check",
+			  $td->EXIT_STATUS => 0},
+			 $td->NORMALIZE_NEWLINES);
+
+	    $td->runtest("check with C API",
+			 {$td->COMMAND => [qw(qpdf-ctest 1 a.pdf), "", ""]},
+			 {$td->FILE => "$base.$n$osuf.c-check",
 			  $td->EXIT_STATUS => 0},
 			 $td->NORMALIZE_NEWLINES);
  
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.3
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.3
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 1
+user password: 
+checking a.pdf
+PDF Version: 1.5
+P = -4
+User password = 
+File is not linearized
+No errors found
+version: 1.4
+linearized: 0
+encrypted: 1
+user password: 
 checking a.pdf
+PDF Version: 1.4
 P = -4
 User password = 
 File is not linearized
+version: 1.5
+linearized: 1
+encrypted: 1
+user password: 
+checking a.pdf
+PDF Version: 1.5
+P = -4
+User password = 
+File is linearized
+No errors found
+version: 1.4
+linearized: 1
+encrypted: 1
+user password: 
 checking a.pdf
+PDF Version: 1.4
 P = -4
 User password = 
 File is linearized
+version: 1.5
+linearized: 0
+encrypted: 1
+user password: 
+checking a.pdf
+PDF Version: 1.5
+P = -60
+User password = 
+File is not linearized
+No errors found
+version: 1.3
+linearized: 0
+encrypted: 1
+user password: 
 checking a.pdf
+PDF Version: 1.3
 P = -60
 User password = 
 File is not linearized
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.3
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.3
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.3
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.3
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.3
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.3
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.3
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.3
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.3
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.3
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.3
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.3
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.3
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.3
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 1
+encrypted: 1
+user password: 
+checking a.pdf
+PDF Version: 1.5
+P = -60
+User password = 
+File is linearized
+No errors found
+version: 1.3
+linearized: 1
+encrypted: 1
+user password: 
 checking a.pdf
+PDF Version: 1.3
 P = -60
 User password = 
 File is linearized
+WARNING: append-page-content-damaged.pdf: offset 0: file is damaged
+WARNING: append-page-content-damaged.pdf: can't find startxref
+WARNING: Attempting to reconstruct cross-reference table
+version: 1.3
+linearized: 0
+encrypted: 0
+warning: append-page-content-damaged.pdf: offset 0: file is damaged
+warning: append-page-content-damaged.pdf: can't find startxref
+warning: Attempting to reconstruct cross-reference table
@@ -2,5 +2,6 @@ WARNING: append-page-content-damaged.pdf: offset 0: file is damaged
 WARNING: append-page-content-damaged.pdf: can't find startxref
 WARNING: Attempting to reconstruct cross-reference table
 checking append-page-content-damaged.pdf
+PDF Version: 1.3
 File is not encrypted
 File is not linearized
 checking damaged-stream.pdf
+PDF Version: 1.3
 File is not encrypted
 File is not linearized
 WARNING: damaged-stream.pdf: offset 426: error decoding stream data for object 5 0: LZWDecoder: bad code received
 checking fax-decode-parms.pdf
+PDF Version: 1.4
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.5
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 1
+user password: 
+checking a.pdf
+PDF Version: 1.5
+P = -4
+User password = 
+File is not linearized
+No errors found
+version: 1.5
+linearized: 0
+encrypted: 1
+user password: 
 checking a.pdf
+PDF Version: 1.5
 P = -4
 User password = 
 File is not linearized
+version: 1.5
+linearized: 1
+encrypted: 1
+user password: 
+checking a.pdf
+PDF Version: 1.5
+P = -4
+User password = 
+File is linearized
+No errors found
+version: 1.5
+linearized: 1
+encrypted: 1
+user password: 
 checking a.pdf
+PDF Version: 1.5
 P = -4
 User password = 
 File is linearized
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.5
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.5
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.5
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.5
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.5
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.5
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
+checking a.pdf
+PDF Version: 1.5
+File is not encrypted
+File is not linearized
+No errors found
+version: 1.5
+linearized: 0
+encrypted: 0
 checking a.pdf
+PDF Version: 1.5
 File is not encrypted
 File is not linearized
 No errors found
+version: 1.5
+linearized: 0
+encrypted: 0