[svn-r17255] Fixed Bug 1563 - h5diff and Infinity

Added test cases.

tools/lib/h5diff_array.c

@@ -20,7 +20,6 @@
 #include "h5tools.h"
 
 
-
 #include <sys/timeb.h>
 #include <time.h>
 
@@ -364,9 +363,9 @@ hsize_t diff_array( void *_mem1,
  * H5T_COMPOUND
  *  Recursively call this function for each member
  * H5T_ARRAY
- *  Recursively call this function for each element<EFBFBD>
+ *  Recursively call this function for each element
  * H5T_VLEN
- *  Recursively call this function for each element<EFBFBD>
+ *  Recursively call this function for each element
  * H5T_STRING
  *  compare byte by byte in a cycle from 0 to type_size. this type_size is the
  *  value obtained by the get_size function but it is the string lenght for
@@ -3056,15 +3055,11 @@ hsize_t diff_float(unsigned char *mem1,
   */
     else
     {
-
-
-
         for ( i = 0; i < nelmts; i++)
         {
             memcpy(&temp1_float, mem1, sizeof(float));
             memcpy(&temp2_float, mem2, sizeof(float));
 
-
             if (equal_float(temp1_float,temp2_float,options)==FALSE)
             {
                 if ( print_data(options) )
@@ -5548,6 +5543,9 @@ hbool_t equal_double(double value, double expected, diff_opt_t *options)
     if (is_zero)
         return(equal_double(expected,value,options));
 
+    if (value == expected)
+        return TRUE;
+
     if ( ABS( (value-expected) / expected) < H5DIFF_DBL_EPSILON)
         return TRUE;
     else
@@ -5609,6 +5607,9 @@ hbool_t equal_ldouble(long double value, long double expected, diff_opt_t *optio
     if (is_zero)
         return(equal_ldouble(expected,value,options));
 
+    if (value == expected)
+        return TRUE;
+
     if ( ABS( (value-expected) / expected) < H5DIFF_DBL_EPSILON)
         return TRUE;
     else
@@ -5673,6 +5674,9 @@ hbool_t equal_float(float value, float expected, diff_opt_t *options)
     if (is_zero)
         return(equal_float(expected,value,options));
 
+    if (value == expected)
+        return TRUE;
+
     if ( ABS( (value-expected) / expected) < H5DIFF_FLT_EPSILON)
         return TRUE;
     else