/*------------------------------------------------------------------------- * Copyright (C) 1997 National Center for Supercomputing Applications. * All rights reserved. * *------------------------------------------------------------------------- * * Created: tstab.c * Aug 7 1997 * Robb Matzke * * Purpose: * * Modifications: * *------------------------------------------------------------------------- */ #include #include #include #include #include #include /* * This file needs to access private datatypes from the H5G package. */ #define H5G_PACKAGE #include /*------------------------------------------------------------------------- * Function: test_1 * * Purpose: Tests the non-directory features of the HDF5 file. If the * file has just one non-directory object, then that object * should be the root object and there is no directory. * * Return: void * * Programmer: Robb Matzke * robb@maya.nuance.com * Aug 29 1997 * * Modifications: * *------------------------------------------------------------------------- */ static void test_1 (void) { hid_t fid; H5F_t *f; H5G_entry_t *obj1=NULL, *obj2=NULL; H5G_entry_t ent1, dir_ent; herr_t status; H5O_name_t name_mesg; void *status_ptr; hbool_t b; MESSAGE (2, ("........non-directory files\n")); /* * Test 1A: Create an empty file and add a non-directory object * to the file with the name `/'. The object should become the * root object and should not have a name message. */ /* create the file */ fid = H5Fcreate ("tstab1.h5", H5ACC_OVERWRITE, 0, 0); CHECK (fid, FAIL, "H5Fcreate"); f = H5Aatom_object (fid); CHECK (f, NULL, "H5Aatom_object"); /* create the object */ obj1 = H5G_create (f, "/", 0); CHECK_PTR (obj1, "H5G_new"); /* look for a name message -- it shouldn't be present */ status_ptr = H5O_read (f, NO_ADDR, obj1, H5O_NAME, 0, &name_mesg); VERIFY (status_ptr, NULL, "H5O_read [didn't fail but should have]"); /* * Test 1B: Attempt to read the root object using the name `/'. */ memset (&dir_ent, 0xff, sizeof(H5G_entry_t)); memset (&ent1, 0xff, sizeof(H5G_entry_t)); status = H5G_find (f, "/", &dir_ent, &ent1); CHECK_I (status, "H5G_find"); /* Is it really the root object? */ b = H5F_addr_defined (&(dir_ent.header)); VERIFY (b, FALSE, "H5G_create"); b = H5F_addr_eq (&(ent1.header), &(obj1->header)); VERIFY (b, TRUE, "H5G_create"); /* * Test 1C: Add a second object to the file to see if the first object * gets moved into the new root directory along with the second object. */ /* create the object */ obj2 = H5G_create (f, "/second", 0); CHECK_PTR (obj2, "H5G_new"); /* try to read the first object */ HDmemset (&ent1, 0xff, sizeof(H5G_entry_t)); status = H5G_find (f, "/Root Object", NULL, &ent1); CHECK_I (status, "H5G_find"); b = H5F_addr_defined (&(ent1.header)); VERIFY (b, TRUE, "H5G_create"); b = H5F_addr_eq (&(ent1.header), &(obj1->header)); VERIFY (b, TRUE, "H5G_create"); /* close the objects */ H5G_close (f, obj1); obj1 = NULL; H5G_close (f, obj2); obj2 = NULL; /* close the file */ H5Fclose (fid); /* * Test 1D: Create an empty file and add a non-directory object * to the file with the name `/foo'. The object should become the * root object and should have a name message with the value `foo'. */ /* create the file */ fid = H5Fcreate ("tstab1.h5", H5ACC_OVERWRITE, 0, 0); CHECK (fid, FAIL, "H5Fcreate"); f = H5Aatom_object (fid); CHECK (f, NULL, "H5Aatom_object"); /* create the object */ obj1 = H5G_create (f, "/foo", 0); CHECK_PTR (obj1, "H5G_create"); /* does it have the correct name message? */ status_ptr = H5O_read (f, NO_ADDR, obj1, H5O_NAME, 0, &name_mesg); CHECK_PTR (status_ptr, "H5O_read"); CHECK_PTR (name_mesg.s, "H5O_read"); VERIFY (strcmp(name_mesg.s, "foo"), 0, "H5O_read"); if (status_ptr) H5O_reset (H5O_NAME, &name_mesg); /*free message data*/ /* * Test 1E: Try to read the root object with the name `/' and `/foo' */ HDmemset (&dir_ent, 0, sizeof(H5G_entry_t)); HDmemset (&ent1, 0, sizeof(H5G_entry_t)); status = H5G_find (f, "/", &dir_ent, &ent1); CHECK_I (status, "H5G_find"); b = H5F_addr_defined (&(dir_ent.header)); VERIFY (b, FALSE, "H5G_create"); b = H5F_addr_eq (&(ent1.header), &(obj1->header)); VERIFY (b, TRUE, "H5G_create"); /* now as `/foo' */ HDmemset (&dir_ent, 0, sizeof(H5G_entry_t)); HDmemset (&ent1, 0, sizeof(H5G_entry_t)); status = H5G_find (f, "/foo", &dir_ent, &ent1); CHECK_I (status, "H5G_find"); b = H5F_addr_defined (&(dir_ent.header)); VERIFY (b, FALSE, "H5G_create"); b = H5F_addr_eq (&(ent1.header), &(obj1->header)); VERIFY (b, TRUE, "H5G_find"); /* * Test 1F: Create another object. This should create a root directory * and move the previous root object into that directory. */ /* create the object */ obj2 = H5G_create (f, "/second", 0); CHECK_PTR (obj2, "H5G_new"); /* try to read the first object */ HDmemset (&ent1, 0, sizeof(H5G_entry_t)); status = H5G_find (f, "/foo", NULL, &ent1); CHECK_I (status, "H5G_find"); b = H5F_addr_eq (&(ent1.header), &(obj1->header)); VERIFY (b, TRUE, "H5G_find"); /* the first object should not have a name message */ status_ptr = H5O_read (f, NO_ADDR, obj1, H5O_NAME, 0, &name_mesg); VERIFY (status_ptr, NULL, "H5O_read [didn't fail but should have]"); /* close the objects */ H5G_close (f, obj1); obj1 = NULL; H5G_close (f, obj2); obj2 = NULL; /* close the file */ status = H5Fclose (fid); CHECK_I (status, "H5Fclose"); } /*------------------------------------------------------------------------- * Function: test_2 * * Purpose: Creates a really large directory. * * Return: void * * Programmer: Robb Matzke * robb@maya.nuance.com * Aug 29 1997 * * Modifications: * *------------------------------------------------------------------------- */ static void test_2 (void) { hid_t fid; H5F_t *f; H5G_entry_t *obj1=NULL; int i; char name[256]; herr_t status; int nsyms = 5000; MESSAGE (2, ("........large directories\n")); /* create the file */ fid = H5Fcreate ("tstab2.h5", H5ACC_OVERWRITE, 0, 0); CHECK (fid, FAIL, "H5Fcreate"); f = H5Aatom_object (fid); CHECK (f, NULL, "H5Aatom_object"); f->intent |= H5F_ACC_DEBUG; /* * Create a directory that has so many entries that the root * of the B-tree ends up splitting. */ obj1 = H5G_new (f, "/big", nsyms*12+2); CHECK_PTR (obj1, "H5G_mkdir"); H5G_close (f, obj1); obj1 = NULL; for (i=0; i