xref: /petsc/src/sys/tests/ex40.c (revision 2da392cc7c10228af19ad9843ce5155178acb644)
1 static char help[] = "Test PETSc integer hash map.\n\n";
2 
3 #include <petsc/private/hashmapi.h>
4 #include <petsc/private/hashmapiv.h>
5 #include <petscsys.h>
6 
7 /* Unused, keep it for testing purposes */
8 PETSC_HASH_MAP(HMapIP, PetscInt, void*, PetscHashInt, PetscHashEqual, NULL)
9 
10 /* Unused, keep it for testing purposes */
11 typedef struct { double x; double y; double z; } Point;
12 static Point origin = {0.0, 0.0, 0.0};
13 PETSC_HASH_MAP(HMapIS, PetscInt, Point, PetscHashInt, PetscHashEqual, origin)
14 
15 #define PetscAssert(expr) do {            \
16 if (PetscUnlikely(!(expr)))               \
17   SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_LIB, \
18            "Assertion: `%s' failed.",     \
19            PetscStringize(expr));         \
20 } while (0)
21 
22 
23 int main(int argc,char **argv)
24 {
25   PetscHMapI     ht = NULL, hd;
26   PetscHMapIV    htv;
27   PetscInt       n, v, koff, keys[4], voff, vals[4],na,nb,i,size,*karray,off;
28   PetscScalar    *varray,*vwork;
29   PetscBool      has, flag;
30   PetscErrorCode ierr;
31 
32   ierr = PetscInitialize(&argc,&argv,NULL,help);if (ierr) return ierr;
33 
34   ierr = PetscHMapICreate(&ht);CHKERRQ(ierr);
35   PetscAssert(ht != NULL);
36   ierr = PetscHMapIGetSize(ht,&n);CHKERRQ(ierr);
37   PetscAssert(n == 0);
38 
39   ierr = PetscHMapIResize(ht,0);CHKERRQ(ierr);
40   ierr = PetscHMapIGetSize(ht,&n);CHKERRQ(ierr);
41   PetscAssert(n == 0);
42 
43   ierr = PetscHMapIHas(ht,123,&has);CHKERRQ(ierr);
44   PetscAssert(has == PETSC_FALSE);
45   ierr = PetscHMapIGet(ht,123,&v);CHKERRQ(ierr);
46   PetscAssert(v == -1);
47 
48   ierr = PetscHMapISet(ht,123,42);CHKERRQ(ierr);
49   ierr = PetscHMapIGetSize(ht,&n);CHKERRQ(ierr);
50   PetscAssert(n == 1);
51   ierr = PetscHMapIHas(ht,123,&has);CHKERRQ(ierr);
52   PetscAssert(has == PETSC_TRUE);
53   ierr = PetscHMapIGet(ht,123,&v);CHKERRQ(ierr);
54   PetscAssert(v == 42);
55 
56   ierr = PetscHMapIDel(ht,123);CHKERRQ(ierr);
57   ierr = PetscHMapIGetSize(ht,&n);CHKERRQ(ierr);
58   PetscAssert(n == 0);
59   ierr = PetscHMapIHas(ht,123,&has);CHKERRQ(ierr);
60   PetscAssert(has == PETSC_FALSE);
61   ierr = PetscHMapIGet(ht,123,&v);CHKERRQ(ierr);
62   PetscAssert(v == -1);
63 
64   ierr = PetscHMapIQuerySet(ht,123,1,&flag);CHKERRQ(ierr);
65   PetscAssert(flag == PETSC_TRUE);
66   ierr = PetscHMapIQuerySet(ht,123,1,&flag);CHKERRQ(ierr);
67   PetscAssert(flag == PETSC_FALSE);
68   ierr = PetscHMapIQueryDel(ht,123,&flag);CHKERRQ(ierr);
69   PetscAssert(flag == PETSC_TRUE);
70   ierr = PetscHMapIQueryDel(ht,123,&flag);CHKERRQ(ierr);
71   PetscAssert(flag == PETSC_FALSE);
72 
73   ierr = PetscHMapIResize(ht,13);CHKERRQ(ierr);
74   ierr = PetscHMapIGetSize(ht,&n);CHKERRQ(ierr);
75   PetscAssert(n == 0);
76 
77   ierr = PetscHMapIClear(ht);CHKERRQ(ierr);
78   ierr = PetscHMapIGetSize(ht,&n);CHKERRQ(ierr);
79   PetscAssert(n == 0);
80 
81   ierr = PetscHMapISet(ht,321,24);CHKERRQ(ierr);
82   ierr = PetscHMapISet(ht,123,42);CHKERRQ(ierr);
83   ierr = PetscHMapIGetSize(ht,&n);CHKERRQ(ierr);
84   PetscAssert(n == 2);
85 
86   koff = 0; keys[0] = keys[1] = 0;CHKERRQ(ierr);
87   ierr = PetscHMapIGetKeys(ht,&koff,keys);CHKERRQ(ierr);
88   ierr = PetscSortInt(koff,keys);CHKERRQ(ierr);
89   PetscAssert(koff == 2);
90   PetscAssert(keys[0] == 123);
91   PetscAssert(keys[1] == 321);
92 
93   voff = 0; vals[0] = vals[1] = 0;
94   ierr = PetscHMapIGetVals(ht,&voff,vals);CHKERRQ(ierr);
95   ierr = PetscSortInt(voff,vals);CHKERRQ(ierr);
96   PetscAssert(voff == 2);
97   PetscAssert(vals[0] == 24);
98   PetscAssert(vals[1] == 42);
99 
100   koff = 0; keys[0] = keys[1] = 0;
101   voff = 0; vals[0] = vals[1] = 0;
102   ierr = PetscHMapIDuplicate(ht,&hd);CHKERRQ(ierr);
103   ierr = PetscHMapIGetKeys(ht,&koff,keys);CHKERRQ(ierr);
104   ierr = PetscHMapIGetVals(ht,&voff,vals);CHKERRQ(ierr);
105   ierr = PetscSortInt(koff,keys);CHKERRQ(ierr);
106   ierr = PetscSortInt(voff,vals);CHKERRQ(ierr);
107   PetscAssert(koff == 2);
108   PetscAssert(voff == 2);
109   PetscAssert(keys[0] == 123);
110   PetscAssert(keys[1] == 321);
111   PetscAssert(vals[0] == 24);
112   PetscAssert(vals[1] == 42);
113   ierr = PetscHMapIDestroy(&hd);CHKERRQ(ierr);
114 
115   ierr = PetscHMapISet(ht,0,0);CHKERRQ(ierr);
116   ierr = PetscHMapIGetSize(ht,&n);CHKERRQ(ierr);
117   PetscAssert(n != 0);
118   ierr = PetscHMapIReset(ht);CHKERRQ(ierr);
119   ierr = PetscHMapIGetSize(ht,&n);CHKERRQ(ierr);
120   PetscAssert(n == 0);
121   ierr = PetscHMapIReset(ht);CHKERRQ(ierr);
122   ierr = PetscHMapIGetSize(ht,&n);CHKERRQ(ierr);
123   PetscAssert(n == 0);
124   ierr = PetscHMapISet(ht,0,0);CHKERRQ(ierr);
125   ierr = PetscHMapIGetSize(ht,&n);CHKERRQ(ierr);
126   PetscAssert(n != 0);
127 
128   ierr = PetscHMapIDestroy(&ht);CHKERRQ(ierr);
129   PetscAssert(ht == NULL);
130 
131   ierr = PetscHMapICreate(&ht);CHKERRQ(ierr);
132   ierr = PetscHMapIReset(ht);CHKERRQ(ierr);
133   ierr = PetscHMapIGetSize(ht,&n);CHKERRQ(ierr);
134   PetscAssert(n == 0);
135   ierr = PetscHMapIDestroy(&ht);CHKERRQ(ierr);
136 
137   ierr = PetscHMapIVCreate(&htv);CHKERRQ(ierr);
138   n = 10;
139   ierr = PetscHMapIVResize(htv,n);CHKERRQ(ierr);
140   ierr = PetscHMapIVGetCapacity(htv,&na);CHKERRQ(ierr);
141   PetscAssert(na>=n);
142   for (i=0; i<n; i++) {
143     ierr = PetscHMapIVSet(htv,i+100,10.);CHKERRQ(ierr);
144   }
145   ierr = PetscHMapIVGetCapacity(htv,&nb);CHKERRQ(ierr);
146   PetscAssert(nb>=na);
147   for (i=0; i<(2*n); i++) {
148     ierr = PetscHMapIVAddValue(htv,i+100,5.);CHKERRQ(ierr);
149   }
150   ierr = PetscHMapIVGetSize(htv,&size);CHKERRQ(ierr);
151   PetscAssert(size==(2*n));
152   ierr = PetscMalloc3(size,&karray,size,&varray,size,&vwork);CHKERRQ(ierr);
153   off = 0;
154   ierr = PetscHMapIVGetPairs(htv,&off,karray,varray);CHKERRQ(ierr);
155   PetscAssert(off==(2*n));
156   ierr = PetscSortIntWithDataArray(off,karray,varray,sizeof(PetscScalar),vwork);CHKERRQ(ierr);
157   for (i=0; i<n; i++) {
158     PetscAssert(karray[i]==(i+100));
159     PetscAssert(karray[n+i]==(n+i+100));
160     PetscAssert(varray[i]==15.);
161     PetscAssert(varray[n+i]==5.);
162   }
163   ierr = PetscFree3(karray,varray,vwork);CHKERRQ(ierr);
164   ierr = PetscHMapIVDestroy(&htv);CHKERRQ(ierr);
165 
166   ierr = PetscFinalize();
167   return ierr;
168 }
169 
170 
171 /*TEST
172 
173    test:
174 
175 TEST*/
176