summaryrefslogtreecommitdiffstats
path: root/c++/test/tdspl.cpp
blob: 5c1d953e8bb1d094383d2cabd5ca57a5f40c6579 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by The HDF Group.                                               *
 * Copyright by the Board of Trustees of the University of Illinois.         *
 * All rights reserved.                                                      *
 *                                                                           *
 * This file is part of HDF5.  The full HDF5 copyright notice, including     *
 * terms governing use, modification, and redistribution, is contained in    *
 * the files COPYING and Copyright.html.  COPYING can be found at the root   *
 * of the source code distribution tree; Copyright.html can be found at the  *
 * root level of an installed copy of the electronic HDF5 document set and   *
 * is linked from the top-level documents page.  It can also be found at     *
 * http://hdfgroup.org/HDF5/doc/Copyright.html.  If you do not have          *
 * access to either file, you may request a copy from help@hdfgroup.org.     *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/*****************************************************************************
   FILE
   tdspl.cpp - HDF5 C++ testing the dataset memory and transfer property
		list functionality

 ***************************************************************************/

#ifdef OLD_HEADER_FILENAME
#include <iostream.h>
#else
#include <iostream>
#endif
#include <string>

#ifndef H5_NO_NAMESPACE
#ifndef H5_NO_STD
    using std::cerr;
    using std::endl;
#endif  // H5_NO_STD
#endif

#include "H5Cpp.h"      // C++ API header file

#ifndef H5_NO_NAMESPACE
    using namespace H5;
#endif

#include "h5cpputil.h"  // C++ utilility header file

const H5std_string FILENAME("tdatatransform.h5");

static void test_transfplist()
{
    const char* c_to_f = "(9/5.0)*x + 32";
    const char* simple = "(4/2) * ( (2 + 4)/(5 - 2.5))"; /* this equals 4.8 */
    /* inverses the utrans transform in init_test to get back original array */
    const char* utrans_inv = "(x/3)*4 - 100";

    SUBTEST("DSetMemXferPropList::set/getDataTransform()");
    try {
	// Create various data set prop lists and set data transform expression.
	DSetMemXferPropList dxpl_c_to_f(c_to_f);

	DSetMemXferPropList dxpl_simple;
	dxpl_simple.setDataTransform(simple);

	DSetMemXferPropList dxpl_utrans_inv;
	dxpl_utrans_inv.setDataTransform(utrans_inv);

	//
	// Make a copy of one of those prop lists then read the data transform
	// expression and verify that it's the same as the original.
	//

	// Copy the prop list.
	DSetMemXferPropList dxpl_c_to_f_copy;
	dxpl_c_to_f_copy.copy(dxpl_c_to_f);

	// Find out the length of the transform expression, allocate the buffer
	// for it, then read and verify the expression from the copied plist
	ssize_t tran_len = dxpl_c_to_f_copy.getDataTransform(NULL);
	char *c_to_f_read = (char *)HDmalloc(tran_len+1);
	HDmemset(c_to_f_read, 0, tran_len+1);
	dxpl_c_to_f_copy.getDataTransform(c_to_f_read, tran_len+1);
	verify_val((const char*)c_to_f_read, (const char*)c_to_f,
		"DSetMemXferPropList::getDataTransform", __LINE__, __FILE__);
	HDfree(c_to_f_read);

	//
	// Read the expression of each of the prop lists and verify the read
	// expression
	//

	// Get and verify the expression with:
	// ssize_t getDataTransform(char* exp, const size_t buf_size [default=0])
	tran_len =  dxpl_c_to_f.getDataTransform(NULL);
	c_to_f_read = (char *)HDmalloc(tran_len+1);
	HDmemset(c_to_f_read, 0, tran_len+1);
	dxpl_c_to_f.getDataTransform(c_to_f_read, tran_len+1);
	verify_val((const char*)c_to_f_read, (const char*)c_to_f,
		"DSetMemXferPropList::getDataTransform", __LINE__, __FILE__);
	HDfree(c_to_f_read);

	// Get and verify the expression with:
	// H5std_string DSetMemXferPropList::getDataTransform()
	H5std_string simple_read = dxpl_simple.getDataTransform();
	verify_val((const char*)simple_read.c_str(), (const char*)simple,
		"DSetMemXferPropList::getDataTransform", __LINE__, __FILE__);

	// Get and verify the expression with:
	// ssize_t getDataTransform(char* exp, const size_t buf_size)
	tran_len = dxpl_utrans_inv.getDataTransform(NULL, 0);
	char *utrans_inv_read = (char *)HDmalloc(tran_len+1);
	HDmemset(utrans_inv_read, 0, tran_len+1);
	dxpl_utrans_inv.getDataTransform(utrans_inv_read, tran_len+1);
	verify_val((const char*)utrans_inv_read, (const char*)utrans_inv,
		"DSetMemXferPropList::getDataTransform", __LINE__, __FILE__);
	HDfree(utrans_inv_read);

	PASSED();
    }
    catch (Exception E) {
	issue_fail_msg("test_transfplist", __LINE__, __FILE__, E.getCDetailMsg());
    }
}


/****************************************************************
**
**  test_dsproplist(): Main dataset property list testing routine.
**
****************************************************************/
#ifdef __cplusplus
extern "C"
#endif
void test_dsproplist()
{
    // Output message about test being performed
    MESSAGE(5, ("Testing Generic Dataset Property Lists\n"));

    test_transfplist(); // test set/getDataTransform()

}   // test_dsproplist()


#ifdef __cplusplus
extern "C"
#endif
void cleanup_dsproplist()
{
    HDremove(FILENAME.c_str());
}