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Initial unit tests for writing a PDF file.

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Michael R Sweet 2021-05-16 12:36:44 -04:00
parent 548ff7d119
commit 35ea209c73
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GPG Key ID: 999559A027815955
2 changed files with 64 additions and 1 deletions
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3
pdfio-common.c
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@ -99,9 +99,10 @@ _pdfioFileFlush(pdfio_file_t *pdf) // I - PDF file
return (false); return (false);
pdf->bufpos += pdf->bufptr - pdf->buffer; pdf->bufpos += pdf->bufptr - pdf->buffer;
pdf->bufptr = pdf->buffer;
} }
pdf->bufptr = pdf->buffer;
return (true); return (true);
} }

62
testpdfio.c
View File

@ -23,6 +23,7 @@ static int do_unit_tests(void);
static bool error_cb(pdfio_file_t *pdf, const char *message, bool *error); static bool error_cb(pdfio_file_t *pdf, const char *message, bool *error);
static ssize_t token_consume_cb(const char **s, size_t bytes); static ssize_t token_consume_cb(const char **s, size_t bytes);
static ssize_t token_peek_cb(const char **s, char *buffer, size_t bytes); static ssize_t token_peek_cb(const char **s, char *buffer, size_t bytes);
static int write_page(pdfio_file_t *pdf, int number);
// //
@ -145,6 +146,8 @@ do_test_file(const char *filename) // I - PDF filename
static int // O - Exit status static int // O - Exit status
do_unit_tests(void) do_unit_tests(void)
{ {
int i; // Looping var
char filename[256]; // PDF filename
pdfio_file_t *pdf; // PDF file pdfio_file_t *pdf; // PDF file
bool error = false; // Error callback data bool error = false; // Error callback data
_pdfio_token_t tb; // Token buffer _pdfio_token_t tb; // Token buffer
@ -191,6 +194,28 @@ do_unit_tests(void)
else else
return (1); return (1);
// Create a new PDF file...
snprintf(filename, sizeof(filename), "testpdfio-%d.pdf", (int)getpid());
printf("pdfioFileCreate(\"%s\", ...): ", filename);
if ((pdf = pdfioFileCreate(filename, NULL, NULL, NULL, (pdfio_error_cb_t)error_cb, &error)) != NULL)
puts("PASS");
else
return (1);
// Write a few pages...
for (i = 1; i < 18; i ++)
{
if (write_page(pdf, i))
return (1);
}
// Close the new PDF file...
fputs("pdfioFileClose: ", stdout);
if (pdfioFileClose(pdf))
puts("PASS");
else
return (1);
return (0); return (0);
} }
@ -265,3 +290,40 @@ token_peek_cb(const char **s, // IO - Test string
return ((ssize_t)bytes); return ((ssize_t)bytes);
} }
//
// 'write_page()' - Write a page to a PDF file.
//
static int // O - 1 on failure, 0 on success
write_page(pdfio_file_t *pdf, // I - PDF file
int number) // I - Page number
{
// TODO: Add font object support...
pdfio_stream_t *st; // Page contents stream
printf("pdfioFileCreatePage(%d): ", number);
if ((st = pdfioFileCreatePage(pdf, NULL)) != NULL)
puts("PASS");
else
return (1);
fputs("pdfioStreamPuts(...): ", stdout);
if (pdfioStreamPuts(st,
"0 g 18 18 559 760 re 72 72 451 648 re f*\n"
"1 0 0 RG 18 18 559 760 re 72 72 451 648 re S\n"))
puts("PASS");
else
return (1);
fputs("pdfioStreamClose: ", stdout);
if (pdfioStreamClose(st))
puts("PASS");
else
return (1);
return (0);
}