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Add unit tests for new pdfioFileGetCatalog API (Issue #67)

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Fix pdfioDictGetString to convert (formerly) encrypted binary strings to
regular strings.
This commit is contained in:
Michael R Sweet 2024-06-24 11:46:15 -04:00
parent f040cc41c2
commit 63a7a2cdbd
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2 changed files with 114 additions and 0 deletions
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18
pdfio-dict.c
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@ -426,9 +426,27 @@ pdfioDictGetString(pdfio_dict_t *dict, // I - Dictionary
if (value && value->type == PDFIO_VALTYPE_STRING) if (value && value->type == PDFIO_VALTYPE_STRING)
{
return (value->value.string); return (value->value.string);
}
else if (value && value->type == PDFIO_VALTYPE_BINARY && value->value.binary.datalen < 4096)
{
// Convert binary string to regular string...
char temp[4096]; // Temporary string
memcpy(temp, value->value.binary.data, value->value.binary.datalen);
temp[value->value.binary.datalen] = '\0';
free(value->value.binary.data);
value->type = PDFIO_VALTYPE_STRING;
value->value.string = pdfioStringCreate(dict->pdf, temp);
return (value->value.string);
}
else else
{
return (NULL); return (NULL);
}
} }

96
testpdfio.c
View File

@ -1308,6 +1308,7 @@ read_unit_file(const char *filename, // I - File to read
bool is_output) // I - File written with output callback? bool is_output) // I - File written with output callback?
{ {
pdfio_file_t *pdf; // PDF file pdfio_file_t *pdf; // PDF file
pdfio_dict_t *catalog; // Catalog dictionary
size_t i; // Looping var size_t i; // Looping var
const char *s; // String const char *s; // String
bool error = false; // Error callback data bool error = false; // Error callback data
@ -1320,6 +1321,83 @@ read_unit_file(const char *filename, // I - File to read
else else
return (1); return (1);
// Get the root object/catalog dictionary
fputs("pdfioFileGetCatalog: ", stdout);
if ((catalog = pdfioFileGetCatalog(pdf)) != NULL)
{
puts("PASS");
}
else
{
puts("FAIL (got NULL, expected dictionary)");
return (1);
}
// Verify some catalog values...
fputs("pdfioDictGetName(PageLayout): ", stdout);
if ((s = pdfioDictGetName(catalog, "PageLayout")) != NULL && !strcmp(s, "SinglePage"))
{
puts("PASS");
}
else if (s)
{
printf("FAIL (got '%s', expected 'SinglePage')\n", s);
return (1);
}
else
{
puts("FAIL (got NULL, expected 'SinglePage')");
return (1);
}
fputs("pdfioDictGetName(PageLayout): ", stdout);
if ((s = pdfioDictGetName(catalog, "PageLayout")) != NULL && !strcmp(s, "SinglePage"))
{
puts("PASS");
}
else if (s)
{
printf("FAIL (got '%s', expected 'SinglePage')\n", s);
return (1);
}
else
{
puts("FAIL (got NULL, expected 'SinglePage')");
return (1);
}
fputs("pdfioDictGetName(PageMode): ", stdout);
if ((s = pdfioDictGetName(catalog, "PageMode")) != NULL && !strcmp(s, "UseThumbs"))
{
puts("PASS");
}
else if (s)
{
printf("FAIL (got '%s', expected 'UseThumbs')\n", s);
return (1);
}
else
{
puts("FAIL (got NULL, expected 'UseThumbs')");
return (1);
}
fputs("pdfioDictGetString(Lang): ", stdout);
if ((s = pdfioDictGetString(catalog, "Lang")) != NULL && !strcmp(s, "en"))
{
puts("PASS");
}
else if (s)
{
printf("FAIL (got '%s', expected 'en')\n", s);
return (1);
}
else
{
puts("FAIL (got NULL, expected 'en')");
return (1);
}
// Verify metadata... // Verify metadata...
fputs("pdfioFileGetAuthor: ", stdout); fputs("pdfioFileGetAuthor: ", stdout);
if ((s = pdfioFileGetAuthor(pdf)) != NULL && !strcmp(s, "Michael R Sweet")) if ((s = pdfioFileGetAuthor(pdf)) != NULL && !strcmp(s, "Michael R Sweet"))
@ -3256,8 +3334,26 @@ write_unit_file(
*gray_jpg, // gray.jpg image *gray_jpg, // gray.jpg image
*helvetica, // Helvetica font *helvetica, // Helvetica font
*page; // Page from test PDF file *page; // Page from test PDF file
pdfio_dict_t *catalog; // Catalog dictionary
// Get the root object/catalog dictionary
fputs("pdfioFileGetCatalog: ", stdout);
if ((catalog = pdfioFileGetCatalog(outpdf)) != NULL)
{
puts("PASS");
}
else
{
puts("FAIL (got NULL, expected dictionary)");
return (1);
}
// Set some catalog values...
pdfioDictSetName(catalog, "PageLayout", "SinglePage");
pdfioDictSetName(catalog, "PageMode", "UseThumbs");
pdfioDictSetString(catalog, "Lang", "en");
// Set info values... // Set info values...
fputs("pdfioFileGet/SetAuthor: ", stdout); fputs("pdfioFileGet/SetAuthor: ", stdout);
pdfioFileSetAuthor(outpdf, "Michael R Sweet"); pdfioFileSetAuthor(outpdf, "Michael R Sweet");