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[read performance iterate] byte-reader intf/impls

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This commit is contained in:
John Kerl 2015-09-01 21:38:56 -04:00
parent e65418002c
commit eead5e3a6c
4 changed files with 37 additions and 8 deletions
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1
.gitignore vendored
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@ -5,6 +5,7 @@ mlrp
mlr-unit-tester
test-mlrutil
test-string-builder
test-string-byte-reader
test-lrec
test-join-bucket-keeper
termcvt

9
c/input/byte_readers.h Normal file
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@ -0,0 +1,9 @@
#ifndef BYTE_READERS_H
#define BYTE_READERS_H
#include "input/byte_reader.h"
byte_reader_t* string_byte_reader_alloc();
void string_byte_reader_free(byte_reader_t* pbr);
#endif // BYTE_READERS_H

2
c/input/string_byte_reader.c
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@ -1,5 +1,5 @@
#include <stdio.h> // For definition of EOF
#include "input/byte_reader.h"
#include "input/byte_readers.h"
#include "lib/mlrutil.h"
typedef struct _string_byte_reader_state_t {

33
c/input/test_string_byte_reader.c
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@ -1,10 +1,8 @@
#include <stdio.h>
#include <string.h>
#include "lib/minunit.h"
#include "lib/mlrutil.h"
#include "containers/lrec.h"
#include "containers/sllv.h"
#include "input/lrec_readers.h"
#include "lib/minunit.h"
#include "input/byte_readers.h"
#ifdef __TEST_STRING_BYTE_READER_MAIN__
int tests_run = 0;
@ -14,9 +12,30 @@ int assertions_failed = 0;
// ----------------------------------------------------------------
static char* test_it() {
mu_assert_lf(0 == 0);
mu_assert_lf(1 == 1);
mu_assert_lf(2 == 2);
byte_reader_t* pbr = string_byte_reader_alloc();
int ok = pbr->popen_func(pbr, "");
mu_assert_lf(ok == TRUE);
mu_assert_lf(pbr->pread_func(pbr) == EOF);
mu_assert_lf(pbr->pread_func(pbr) == EOF);
mu_assert_lf(pbr->pread_func(pbr) == EOF);
pbr->pclose_func(pbr);
ok = pbr->popen_func(pbr, "a");
mu_assert_lf(ok == TRUE);
mu_assert_lf(pbr->pread_func(pbr) == 'a');
mu_assert_lf(pbr->pread_func(pbr) == EOF);
mu_assert_lf(pbr->pread_func(pbr) == EOF);
pbr->pclose_func(pbr);
ok = pbr->popen_func(pbr, "abc");
mu_assert_lf(ok == TRUE);
mu_assert_lf(pbr->pread_func(pbr) == 'a');
mu_assert_lf(pbr->pread_func(pbr) == 'b');
mu_assert_lf(pbr->pread_func(pbr) == 'c');
mu_assert_lf(pbr->pread_func(pbr) == EOF);
mu_assert_lf(pbr->pread_func(pbr) == EOF);
pbr->pclose_func(pbr);
return NULL;
}