diff options
Diffstat (limited to 'c++')
| -rw-r--r-- | c++/test/Makefile.am | 2 | ||||
| -rw-r--r-- | c++/test/Makefile.in | 5 | ||||
| -rw-r--r-- | c++/test/tattr.cpp | 2 | ||||
| -rw-r--r-- | c++/test/testhdf5.cpp | 3 | ||||
| -rw-r--r-- | c++/test/tvlstr.cpp | 802 |
5 files changed, 809 insertions, 5 deletions
diff --git a/c++/test/Makefile.am b/c++/test/Makefile.am index bd04acf..61933f5 100644 --- a/c++/test/Makefile.am +++ b/c++/test/Makefile.am @@ -38,7 +38,7 @@ LDADD=$(LIBH5CPP) $(LIBH5TEST) $(LIBHDF5) dsets_SOURCES=dsets.cpp h5cpputil.cpp testhdf5_SOURCES=testhdf5.cpp tattr.cpp tfile.cpp th5s.cpp trefer.cpp \ - h5cpputil.cpp + tvlstr.cpp h5cpputil.cpp # Tell conclude.am that these are C++ tests. HDF_CXX=yes diff --git a/c++/test/Makefile.in b/c++/test/Makefile.in index 23348f7..920739f 100644 --- a/c++/test/Makefile.in +++ b/c++/test/Makefile.in @@ -74,7 +74,7 @@ dsets_DEPENDENCIES = $(am__DEPENDENCIES_1) $(am__DEPENDENCIES_2) \ $(am__DEPENDENCIES_3) am_testhdf5_OBJECTS = testhdf5.$(OBJEXT) tattr.$(OBJEXT) \ tfile.$(OBJEXT) th5s.$(OBJEXT) trefer.$(OBJEXT) \ - h5cpputil.$(OBJEXT) + tvlstr.$(OBJEXT) h5cpputil.$(OBJEXT) testhdf5_OBJECTS = $(am_testhdf5_OBJECTS) testhdf5_LDADD = $(LDADD) testhdf5_DEPENDENCIES = $(am__DEPENDENCIES_1) $(am__DEPENDENCIES_2) \ @@ -346,7 +346,7 @@ TEST_PROG = dsets testhdf5 LDADD = $(LIBH5CPP) $(LIBH5TEST) $(LIBHDF5) dsets_SOURCES = dsets.cpp h5cpputil.cpp testhdf5_SOURCES = testhdf5.cpp tattr.cpp tfile.cpp th5s.cpp trefer.cpp \ - h5cpputil.cpp + tvlstr.cpp h5cpputil.cpp # Tell conclude.am that these are C++ tests. @@ -428,6 +428,7 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tfile.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/th5s.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/trefer.Po@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tvlstr.Po@am__quote@ .cpp.o: @am__fastdepCXX_TRUE@ if $(CXXCOMPILE) -MT $@ -MD -MP -MF "$(DEPDIR)/$*.Tpo" -c -o $@ $<; \ diff --git a/c++/test/tattr.cpp b/c++/test/tattr.cpp index df9309c..08eef83 100644 --- a/c++/test/tattr.cpp +++ b/c++/test/tattr.cpp @@ -1104,7 +1104,7 @@ test_attr_dtype_shared(void) DataSet *dset2 = new DataSet (fid1.openDataSet(DSET1_NAME)); // Open attribute - Attribute *attr2 = new Attribute (dset.openAttribute(ATTR1_NAME)); + Attribute *attr2 = new Attribute (dset2->openAttribute(ATTR1_NAME)); // Read data from the attribute attr2->read(PredType::NATIVE_INT, &rdata); diff --git a/c++/test/testhdf5.cpp b/c++/test/testhdf5.cpp index 04f00a8..f157000 100644 --- a/c++/test/testhdf5.cpp +++ b/c++/test/testhdf5.cpp @@ -77,11 +77,12 @@ main(int argc, char *argv[]) AddTest("attr", test_attr, cleanup_attr, "Attributes", NULL); // testing reference functionalities in trefer.cpp AddTest("reference", test_reference, cleanup_reference, "References", NULL); + // testing variable-length strings in tvlstr.cpp + AddTest("vlstrings", test_vlstrings, cleanup_vlstrings, "Variable-Length Strings", NULL); /* Comment out tests that are not done yet. - BMR, Feb 2001 AddTest("select", test_select, cleanup_select, "Selections", NULL); AddTest("time", test_time, cleanup_time, "Time Datatypes", NULL); AddTest("vltypes", test_vltypes, cleanup_vltypes, "Variable-Length Datatypes", NULL); - AddTest("vlstrings", test_vlstrings, cleanup_vlstrings, "Variable-Length Strings", NULL); AddTest("iterate", test_iterate, cleanup_iterate, "Group & Attribute Iteration", NULL); AddTest("array", test_array, cleanup_array, "Array Datatypes", NULL); AddTest("genprop", test_genprop, cleanup_genprop, "Generic Properties", NULL); diff --git a/c++/test/tvlstr.cpp b/c++/test/tvlstr.cpp new file mode 100644 index 0000000..145c4c8 --- /dev/null +++ b/c++/test/tvlstr.cpp @@ -0,0 +1,802 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Copyright by The HDF Group (THG). * + * 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://www.hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * + * access to either file, you may request a copy from help@hdfgroup.org. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +/*********************************************************** +* +* Test program: tvlstr +* +* Test the variable length string 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 "testhdf5.h" // C test header file +#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 DATAFILE("tvlstr.h5"); +const H5std_string DATAFILE2("tvlstr2.h5"); + +// 1-D dataset with fixed dimensions +const int SPACE1_RANK = 1; +const hsize_t SPACE1_DIM1 = 4; + +// 2-D dataset with fixed dimensions +const int SPACE2_RANK = 2; +const hsize_t SPACE2_DIM1 = 10; +const hsize_t SPACE2_DIM2 = 10; + +const H5std_string VLSTR_TYPE("vl_string_type"); + +// Definitions for the VL re-writing test +const int REWRITE_NDATASETS = 32; + +/*********************************************************** +* +* Test program: tvlstr +* +* Test the Variable-Length String functionality +* +*************************************************************/ + +void *test_vlstr_alloc_custom(size_t size, void *info); +void test_vlstr_free_custom(void *mem, void *info); + +/**************************************************************** +** +** test_vlstr_alloc_custom(): Test VL datatype custom memory +** allocation routines. This routine just uses malloc to +** allocate the memory and increments the amount of memory +** allocated. +** +****************************************************************/ +void *test_vlstr_alloc_custom(size_t size, void *info) +{ + void *ret_value=NULL; // Pointer to return + int *mem_used=(int *)info; // Get the pointer to the memory used + size_t extra; // Extra space needed + + /* + * This weird contortion is required on the DEC Alpha to keep the + * alignment correct - QAK + */ + + extra=MAX(sizeof(void *),sizeof(size_t)); + + if((ret_value=HDmalloc(extra+size))!=NULL) { + *(size_t *)ret_value=size; + *mem_used+=size; + } // end if + ret_value=((unsigned char *)ret_value)+extra; + return(ret_value); +} + +/**************************************************************** +** +** test_vlstr_free_custom(): Test VL datatype custom memory +** allocation routines. This routine just uses free to +** release the memory and decrements the amount of memory +** allocated. +** +****************************************************************/ +void test_vlstr_free_custom(void *_mem, void *info) +{ + unsigned char *mem; + int *mem_used=(int *)info; // Get the pointer to the memory used + size_t extra; // Extra space needed + + /* + * This weird contortion is required on the DEC Alpha to keep the + * alignment correct - QAK + */ + + extra=MAX(sizeof(void *),sizeof(size_t)); + + if(_mem!=NULL) { + mem=((unsigned char *)_mem)-extra; + *mem_used-=*(size_t *)mem; + HDfree(mem); + } // end if +} + +/**************************************************************** +** +** test_vlstrings_basic(): Test basic VL string code. +** Tests simple VL string I/O +** +****************************************************************/ +static void +test_vlstrings_basic(void) +{ + const char *wdata[SPACE1_DIM1]= { + "Four score and seven years ago our forefathers brought forth on this continent a new nation,", + "conceived in liberty and dedicated to the proposition that all men are created equal.", + "Now we are engaged in a great civil war,", + "testing whether that nation or any nation so conceived and so dedicated can long endure." + }; // Information to write + + // Output message about test being performed + MESSAGE(5, ("Testing Basic VL String Functionality\n")); + + H5File* file1 = NULL; + try { + // Create file. + file1 = new H5File (DATAFILE, H5F_ACC_TRUNC); + + // Create dataspace for datasets. + hsize_t dims1[] = {SPACE1_DIM1}; + DataSpace sid1(SPACE1_RANK, dims1); + + // Create a datatype to refer to. + StrType tid1(0, H5T_VARIABLE); + + // Create a dataset. + DataSet dataset(file1->createDataSet("Dataset1", tid1, sid1)); + + // Write dataset to disk. + dataset.write(wdata, tid1); + + // Create H5S_SCALAR data space. + DataSpace dataspace; + + DataSet dataset2(file1->createDataSet("Dataset2", tid1, dataspace)); + + char *wdata2 = (char*)HDcalloc(65534, sizeof(char)); + HDmemset(wdata2, 'A', 65533); + + dataset2.write(&wdata2, tid1); + + dataspace.close(); + dataset2.close(); + HDfree(wdata2); + + // Change to the custom memory allocation routines for reading VL string. + DSetMemXferPropList xfer; + int mem_used=0; // Memory used during allocation + xfer.setVlenMemManager(test_vlstr_alloc_custom, &mem_used, test_vlstr_free_custom, &mem_used); + + // Make certain the correct amount of memory will be used. + hsize_t vlsize = dataset.getVlenBufSize(tid1, sid1); + + // Count the actual number of bytes used by the strings. + int str_used; // String data in memory + hsize_t i; // counting variable + for (i=0,str_used=0; i<SPACE1_DIM1; i++) + str_used+=HDstrlen(wdata[i])+1; + + // Compare against the strings actually written. + verify_val(vlsize,(hsize_t)str_used,"DataSet::getVlenBufSize", __LINE__, __FILE__); + + // Read dataset from disk. + char *rdata[SPACE1_DIM1]; // Information read in + dataset.read(rdata, tid1, DataSpace::ALL, DataSpace::ALL, xfer); + + // Make certain the correct amount of memory has been used. + VERIFY(mem_used, str_used, "H5Dread"); + + // Compare data read in. + for (i=0; i<SPACE1_DIM1; i++) { + if(HDstrlen(wdata[i])!=strlen(rdata[i])) { + TestErrPrintf("VL data length don't match!, strlen(wdata[%d])=%d, strlen(rdata[%d])=%d\n",(int)i,(int)strlen(wdata[i]),(int)i,(int)strlen(rdata[i])); + continue; + } // end if + if( HDstrcmp(wdata[i],rdata[i]) != 0 ) { + TestErrPrintf("VL data values don't match!, wdata[%d]=%s, rdata[%d]=%s\n",(int)i,wdata[i],(int)i,rdata[i]); + continue; + } // end if + } // end for + + // Reclaim the read VL data. + DataSet::vlenReclaim((void *)rdata, tid1, sid1, xfer); + + // Make certain the VL memory has been freed. + VERIFY(mem_used, 0, "DataSet::vlenReclaim"); + + // Close objects and file. + dataset.close(); + tid1.close(); + sid1.close(); + xfer.close(); + file1->close(); + } // end try + + // Catch all exceptions. + catch (Exception E) + { + issue_fail_msg(E.getCFuncName(), __LINE__, __FILE__, E.getCDetailMsg()); + if (file1 != NULL) // clean up + delete file1; + } +} // end test_vlstrings_basic() + +/**************************************************************** +** +** test_vlstrings_special(): Test VL string code for special +** string cases, nil and zero-sized. +** +****************************************************************/ +static void +test_vlstrings_special(void) +{ + const char *wdata[SPACE1_DIM1] = {"one", "two", "", "four"}; + const char *wdata2[SPACE1_DIM1] = {NULL, NULL, NULL, NULL}; + char *rdata[SPACE1_DIM1]; // Information read in + + // Output message about test being performed. + MESSAGE(5, ("Testing Special VL Strings\n")); + + try { + // Create file. + H5File file1(DATAFILE, H5F_ACC_TRUNC); + + // Create dataspace for datasets. + hsize_t dims1[] = {SPACE1_DIM1}; + DataSpace sid1(SPACE1_RANK, dims1); + + // Create a datatype to refer to. + StrType tid1(0, H5T_VARIABLE); + + // Create a dataset. + DataSet dataset(file1.createDataSet("Dataset3", tid1, sid1)); + + // Read from dataset before writing data. + dataset.read(rdata, tid1); + + // Check data read in. + hsize_t i; // counting variable + for (i=0; i<SPACE1_DIM1; i++) + if(rdata[i]!=NULL) + TestErrPrintf("VL doesn't match!, rdata[%d]=%p\n",(int)i,rdata[i]); + + // Write dataset to disk. + dataset.write(wdata, tid1); + + // Read dataset from disk. + dataset.read(rdata, tid1); + + // Compare data read in. + for (i=0; i<SPACE1_DIM1; i++) { + if(HDstrlen(wdata[i])!=strlen(rdata[i])) { + TestErrPrintf("VL data length don't match!, strlen(wdata[%d])=%d, strlen(rdata[%d])=%d\n",(int)i,(int)strlen(wdata[i]),(int)i,(int)strlen(rdata[i])); + continue; + } // end if + if( HDstrcmp(wdata[i],rdata[i]) != 0 ) { + TestErrPrintf("VL data values don't match!, wdata[%d]=%s, rdata[%d]=%s\n",(int)i,wdata[i],(int)i,rdata[i]); + continue; + } // end if + } // end for + + // Reclaim the read VL data. + DataSet::vlenReclaim((void *)rdata, tid1, sid1); + + // Close Dataset. + dataset.close(); + + // Create another dataset to test nil strings. + DSetCreatPropList dcpl; + + // Set the fill value for the second dataset. + char *fill = NULL; // Fill value + dcpl.setFillValue(tid1, &fill); + + dataset = file1.createDataSet("Dataset4", tid1, sid1, dcpl); + + // Close dataset creation property list. + dcpl.close(); + + // Read from dataset before writing data. + dataset.read(rdata, tid1); + + // Check data read in. + for (i=0; i<SPACE1_DIM1; i++) + if(rdata[i]!=NULL) + TestErrPrintf("VL doesn't match!, rdata[%d]=%p\n",(int)i,rdata[i]); + + // Try to write nil strings to disk. + dataset.write(wdata2, tid1); + + // Read nil strings back from disk. + dataset.read(rdata, tid1); + + // Check data read in. + for (i=0; i<SPACE1_DIM1; i++) + if(rdata[i]!=NULL) + TestErrPrintf("VL doesn't match!, rdata[%d]=%p\n",(int)i,rdata[i]); + + // Close objects and file. + dataset.close(); + tid1.close(); + sid1.close(); + file1.close(); + } // end try + + // Catch all exceptions. + catch (Exception E) + { + issue_fail_msg(E.getCFuncName(), __LINE__, __FILE__, E.getCDetailMsg()); + } +} // test_vlstrings_special + +/**************************************************************** +** +** test_vlstring_type(): Test VL string type. +** Tests if VL string is treated as string. +** +****************************************************************/ +static void test_vlstring_type(void) +{ + H5T_cset_t cset; + H5T_str_t pad; + herr_t ret; + + // Output message about test being performed. + MESSAGE(5, ("Testing VL String type\n")); + + H5File* file1 = NULL; + try { + // Open file. + file1 = new H5File(DATAFILE, H5F_ACC_RDWR); + + // Create a datatype to refer to. + StrType vlstr_type(PredType::C_S1); + + // Change padding and verify it. + vlstr_type.setStrpad(H5T_STR_NULLPAD); + pad = vlstr_type.getStrpad(); + verify_val(pad, H5T_STR_NULLPAD, "StrType::getStrpad", __LINE__, __FILE__); + + // Convert to variable-length string. + vlstr_type.setSize(H5T_VARIABLE); + + // Check if datatype is VL string. + H5T_class_t type_class = vlstr_type.getClass(); + verify_val(type_class, H5T_STRING, "DataType::getClass", __LINE__, __FILE__); + bool is_variable_str = vlstr_type.isVariableStr(); + verify_val(is_variable_str, TRUE, "DataType::isVariableStr", __LINE__, __FILE__); + + // Check default character set and padding. + H5T_cset_t cset = vlstr_type.getCset(); + verify_val(cset, H5T_CSET_ASCII, "StrType::getCset", __LINE__, __FILE__); + pad = vlstr_type.getStrpad(); + verify_val(pad, H5T_STR_NULLPAD, "StrType::getStrpad", __LINE__, __FILE__); + + // Commit variable-length string datatype to storage. + vlstr_type.commit(*file1, VLSTR_TYPE); + + // Close datatype. + vlstr_type.close(); + + // Try opening datatype again. + vlstr_type = file1->openStrType(VLSTR_TYPE); + + // Close datatype and file. + vlstr_type.close(); + file1->close(); + + // Open file. + file1 = new H5File(DATAFILE, H5F_ACC_RDWR); + + //fid = H5Fopen(DATAFILE.c_str(), H5F_ACC_RDWR, H5P_DEFAULT); + + // Open the variable-length string datatype just created + vlstr_type.setId((file1->openStrType(VLSTR_TYPE)).getId()); + //tid_vlstr = H5Topen(fid, VLSTR_TYPE.c_str()); + + // Verify character set and padding + cset = vlstr_type.getCset(); + verify_val(cset, H5T_CSET_ASCII, "StrType::getCset", __LINE__, __FILE__); + //cset = H5Tget_cset(tid_vlstr); + pad = vlstr_type.getStrpad(); + //pad = H5Tget_strpad(tid_vlstr); + verify_val(pad, H5T_STR_NULLPAD, "StrType::getStrpad", __LINE__, __FILE__); + + // Close datatype and file + vlstr_type.close(); + file1->close(); + } // end try + + // Catch all exceptions. + catch (Exception E) + { + issue_fail_msg(E.getCFuncName(), __LINE__, __FILE__, E.getCDetailMsg()); + } +} // end test_vlstring_type() + +/**************************************************************** +** +** test_compact_vlstring(): Test code for storing VL strings in +** compact datasets. +** +****************************************************************/ +static void +test_compact_vlstring(void) +{ + const char *wdata[SPACE1_DIM1] = {"one", "two", "three", "four"}; + char *rdata[SPACE1_DIM1]; // Information read in + + // Output message about test being performed + MESSAGE(5, ("Testing VL Strings in compact dataset\n")); + + try { + // Create file + H5File file1(DATAFILE, H5F_ACC_TRUNC); + + // Create dataspace for datasets + hsize_t dims1[] = {SPACE1_DIM1}; + DataSpace sid1(SPACE1_RANK, dims1); + + // Create a datatype to refer to + StrType tid1(0, H5T_VARIABLE); + + // Create dataset create property list and set layout + DSetCreatPropList plist; + plist.setLayout(H5D_COMPACT); + + // Create a dataset + DataSet dataset(file1.createDataSet("Dataset5", tid1, sid1, plist)); + + // Write dataset to disk + dataset.write(wdata, tid1); + + // Read dataset from disk + dataset.read(rdata, tid1); + + // Compare data read in + hsize_t i; + for (i=0; i<SPACE1_DIM1; i++) { + if (HDstrlen(wdata[i])!=strlen(rdata[i])) { + TestErrPrintf("VL data length don't match!, strlen(wdata[%d])=%d, strlen(rdata[%d])=%d\n",(int)i,(int)strlen(wdata[i]),(int)i,(int)strlen(rdata[i])); + continue; + } // end if + if (HDstrcmp(wdata[i],rdata[i]) != 0) { + TestErrPrintf("VL data values don't match!, wdata[%d]=%s, rdata[%d]=%s\n",(int)i,wdata[i],(int)i,rdata[i]); + continue; + } // end if + } // end for + + // Reclaim the read VL data + DataSet::vlenReclaim((void *)rdata, tid1, sid1); + + // Close objects and file + dataset.close(); + tid1.close(); + sid1.close(); + plist.close(); + file1.close(); + } // end try + + // Catch all exceptions. + catch (Exception E) + { + issue_fail_msg(E.getCFuncName(), __LINE__, __FILE__, E.getCDetailMsg()); + } +} // test_compact_vlstrings + +/**************************************************************** +** +** test_write_vl_string_attribute(): Test basic VL string code. +** Tests writing VL strings as attributes +** +****************************************************************/ +// String for testing attributes +static const char *string_att = "This is the string for the attribute"; +static char *string_att_write=NULL; + +// Info for a string attribute +const H5std_string ATTRSTR_NAME("String_attr"); +const H5std_string ATTRSTR_DATA("String Attribute"); + +static void +test_write_vl_string_attribute(void) +{ + // Output message about test being performed + MESSAGE(5, ("Testing writing VL String as attributes\n")); + + try { + // Open the file + H5File file1(DATAFILE, H5F_ACC_RDWR); + + // Create a datatype to refer to. + StrType tid1(0, H5T_VARIABLE); + + // Open the root group. + Group root = file1.openGroup("/"); + + // Create dataspace for the attribute. + DataSpace att_space (H5S_SCALAR); + + // Create an attribute for the root group. + Attribute gr_attr = root.createAttribute(ATTRSTR_NAME, tid1, att_space); + + // Write data to the attribute. + gr_attr.write(tid1, ATTRSTR_DATA); + + // Read and verify the attribute string as a string of chars. + char *string_att_check; + gr_attr.read(tid1, &string_att_check); + if(HDstrcmp(string_att_check, ATTRSTR_DATA.c_str())!=0) + TestErrPrintf("Line %d: Attribute data different: ATTRSTR_DATA=%s,string_att_check=%s\n",__LINE__, ATTRSTR_DATA.c_str(), string_att_check); + + HDfree(string_att_check); // note: no need for std::string test + + // Read and verify the attribute string as an std::string. + H5std_string read_str; + gr_attr.read(tid1, read_str); + if (read_str != ATTRSTR_DATA) + TestErrPrintf("Line %d: Attribute data different: ATTRSTR_DATA=%s,read_str=%s\n",__LINE__, ATTRSTR_DATA.c_str(), read_str.c_str()); + + // Close group's attribute. + gr_attr.close(); + + // Test creating a "large" sized string attribute + gr_attr = root.createAttribute("test_scalar_large", tid1, att_space); + + string_att_write = (char*)HDcalloc(8192, sizeof(char)); + HDmemset(string_att_write, 'A', 8191); + + // Write data to the attribute. + gr_attr.write(tid1, &string_att_write); + + gr_attr.read(tid1, &string_att_check); + + if(HDstrcmp(string_att_check,string_att_write)!=0) + TestErrPrintf("VL string attributes don't match!, string_att_write=%s, string_att_check=%s\n",string_att_write,string_att_check); + + HDfree(string_att_check); + + gr_attr = root.openAttribute(ATTRSTR_NAME); + + // The attribute string written is freed below, in the + // test_read_vl_string_attribute() test + + // Close attribute and file + gr_attr.close(); + file1.close(); + } // end try block + + // Catch all exceptions. + catch (Exception E) { + issue_fail_msg(E.getCFuncName(), __LINE__, __FILE__, E.getCDetailMsg()); + } +} // test_string_attr() + +/**************************************************************** +** +** test_read_vl_string_attribute(): Test basic VL string code. +** Tests reading VL strings from attributes +** +****************************************************************/ +static void test_read_vl_string_attribute(void) +{ + herr_t ret; + char *string_att_check; + + try { + // Open file + H5File file1(DATAFILE, H5F_ACC_RDONLY); + + // Create a datatype to refer to. + StrType tid1(0, H5T_VARIABLE); + + Group root = file1.openGroup("/"); + + Attribute att = root.openAttribute(ATTRSTR_NAME); + + // Test reading "normal" sized string attribute + att.read(tid1, &string_att_check); + + if(HDstrcmp(string_att_check,ATTRSTR_DATA.c_str())!=0) + TestErrPrintf("VL string attributes don't match!, string_att=%s, string_att_check=%s\n",ATTRSTR_DATA.c_str(),string_att_check); + + HDfree(string_att_check); + + // Close this attribute. + att.close(); + + // Test reading "large" sized string attribute + att = root.openAttribute("test_scalar_large"); + att.read(tid1, &string_att_check); + + if(HDstrcmp(string_att_check,string_att_write)!=0) + TestErrPrintf("VL string attributes don't match!, string_att_write=%s, string_att_check=%s\n",string_att_write,string_att_check); + + HDfree(string_att_check); + HDfree(string_att_write); // Free string allocated in test_write_vl_string_attribute + + // Close objects and file. + att.close(); + tid1.close(); + root.close(); + file1.close(); + } // end try + + // Catch all exceptions. + catch (Exception E) { + issue_fail_msg(E.getCFuncName(), __LINE__, __FILE__, E.getCDetailMsg()); + } +} // test_read_vl_string_attribute + +/* Helper routine for test_vl_rewrite() */ +static void write_scalar_dset(H5File& file, DataType& type, DataSpace& space, char *name, char *data) +{ + DataSet dset; + try { + dset = file.createDataSet(name, type, space); + dset.write(&data, type, space, space); + dset.close(); + } // end try + catch (FileIException ferr) { + throw; + } + catch (DataSetIException derr) { + throw; + } +} + +/* Helper routine for test_vl_rewrite() */ +static void read_scalar_dset(H5File& file, DataType& type, DataSpace& space, char *name, char *data) +{ + char *data_read; + DataSet dset; + try { + dset = file.openDataSet(name); + dset.read(&data_read, type, space, space); + dset.close(); + + if(HDstrcmp(data, data_read)) + TestErrPrintf("Expected %s for dataset %s but read %s\n", data, name, data_read); + + HDfree(data_read); + } // end try + catch (FileIException ferr) { + throw; + } + catch (DataSetIException derr) { + throw; + } +} + +/**************************************************************** +** +** test_vl_rewrite(): Test basic VL string code. +** Tests I/O on VL strings when lots of objects in the file +** have been linked/unlinked. +** +****************************************************************/ +static void test_vl_rewrite(void) +{ + try { + // Create the files. + H5File file1(DATAFILE, H5F_ACC_TRUNC); + H5File file2(DATAFILE2, H5F_ACC_TRUNC); + + // Create the VL string datatype. + StrType type(0, H5T_VARIABLE); + + // Create dataspace for the attribute. + DataSpace space (H5S_SCALAR); + + // Create in file 1. + int i; + char name[256]; // Buffer for names & data + for (i=0; i<REWRITE_NDATASETS; i++) { + sprintf(name, "/set_%d", i); + write_scalar_dset(file1, type, space, name, name); + } + + // Effectively copy data from file 1 to 2. + for (i=0; i<REWRITE_NDATASETS; i++) { + sprintf(name, "/set_%d", i); + read_scalar_dset(file1, type, space, name, name); + write_scalar_dset(file2, type, space, name, name); + } + + // Read back from file 2. + for (i=0; i<REWRITE_NDATASETS; i++) { + sprintf(name, "/set_%d", i); + read_scalar_dset(file2, type, space, name, name); + } + + // Remove from file 2. + for (i=0; i<REWRITE_NDATASETS; i++) { + sprintf(name, "/set_%d", i); + file2.unlink(name); + } + + // Effectively copy from file 1 to file 2. + for (i=0; i<REWRITE_NDATASETS; i++) { + sprintf(name, "/set_%d", i); + read_scalar_dset(file1, type, space, name, name); + write_scalar_dset(file2, type, space, name, name); + } + + // Close objects and file. + type.close(); + space.close(); + file1.close(); + file2.close(); + } // end try + + // Catch all exceptions. + catch (Exception E) { + issue_fail_msg(E.getCFuncName(), __LINE__, __FILE__, E.getCDetailMsg()); + } +} // end test_vl_rewrite() + +/**************************************************************** +** +** test_vlstrings(): Main VL string testing routine. +** +****************************************************************/ +void test_vlstrings(void) +{ + // Output message about test being performed + MESSAGE(5, ("Testing Variable-Length Strings\n")); + + // These tests use the same file + // Test basic VL string datatype + test_vlstrings_basic(); + test_vlstrings_special(); + test_vlstring_type(); + test_compact_vlstring(); + + // Test using VL strings in attributes + test_write_vl_string_attribute(); + test_read_vl_string_attribute(); + + // Test writing VL datasets in files with lots of unlinking + test_vl_rewrite(); + +} // test_vlstrings() + + +/*------------------------------------------------------------------------- + * Function: cleanup_vlstrings + * + * Purpose: Cleanup temporary test files + * + * Return: none + * + * Programmer: Quincey Koziol + * September 10, 1999 + * + * Modifications: + * + *------------------------------------------------------------------------- + */ +void +cleanup_vlstrings(void) +{ + HDremove(DATAFILE.c_str()); + HDremove(DATAFILE2.c_str()); +} + |