GCC Code Coverage Report

Directory:	./
File:	src/sys/classes/ds/tests/test19.c
Date:	2025-10-04 04:19:13

	Exec	Total	Coverage
Lines:	51	51	100.0%
Functions:	1	1	100.0%
Branches:	112	174	64.4%

  
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      /*
    
         - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
         SLEPc - Scalable Library for Eigenvalue Problem Computations
    
         Copyright (c) 2002-, Universitat Politecnica de Valencia, Spain
    
         This file is part of SLEPc.
    
         SLEPc is distributed under a 2-clause BSD license (see LICENSE).
    
         - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
      */
    
      static char help[] = "Test DSSortWithPermutation() on a NHEP.\n\n";
    
      #include <slepcds.h>
    
      10
      int main(int argc,char **argv)
    
      {
    
      10
        DS             ds;
    
      10
        SlepcSC        sc;
    
      10
        PetscScalar    *A,*wr,*wi;
    
      10
        PetscReal      re,im;
    
      10
        PetscInt       i,j,n=12,*perm;
    
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      10
        PetscFunctionBeginUser;
    
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      10
        PetscCall(SlepcInitialize(&argc,&argv,NULL,help));
    
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      10
        PetscCall(PetscOptionsGetInt(NULL,NULL,"-n",&n,NULL));
    
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      10
        PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Solve a Dense System of type NHEP - dimension %" PetscInt_FMT ".\n",n));
    
        /* Create DS object */
    
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      10
        PetscCall(DSCreate(PETSC_COMM_WORLD,&ds));
    
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      10
        PetscCall(DSSetType(ds,DSNHEP));
    
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      10
        PetscCall(DSSetFromOptions(ds));
    
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      10
        PetscCall(DSAllocate(ds,n));
    
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      10
        PetscCall(DSSetDimensions(ds,n,0,0));
    
        /* Fill with Grcar matrix */
    
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      10
        PetscCall(DSGetArray(ds,DS_MAT_A,&A));
    
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      120
        for (i=1;i<n;i++) A[i+(i-1)*n]=-1.0;
    
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      50
        for (j=0;j<4;j++) {
    
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      460
          for (i=0;i<n-j;i++) A[i+(i+j)*n]=1.0;
    
        }
    
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      10
        PetscCall(DSRestoreArray(ds,DS_MAT_A,&A));
    
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      10
        PetscCall(DSSetState(ds,DS_STATE_INTERMEDIATE));
    
        /* Solve */
    
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      10
        PetscCall(PetscMalloc3(n,&wr,n,&wi,n,&perm));
    
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      10
        PetscCall(DSGetSlepcSC(ds,&sc));
    
      10
        sc->comparison    = SlepcCompareLargestMagnitude;
    
      10
        sc->comparisonctx = NULL;
    
      10
        sc->map           = NULL;
    
      10
        sc->mapobj        = NULL;
    
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      10
        PetscCall(DSSolve(ds,wr,wi));
    
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      10
        PetscCall(DSSort(ds,wr,wi,NULL,NULL,NULL));
    
        /* Print eigenvalues */
    
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      10
        PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Computed eigenvalues =\n"));
    
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      130
        for (i=0;i<n;i++) {
    
      #if defined(PETSC_USE_COMPLEX)
    
      60
          re = PetscRealPart(wr[i]);
    
      60
          im = PetscImaginaryPart(wr[i]);
    
      #else
    
      60
          re = wr[i];
    
      60
          im = wi[i];
    
      #endif
    
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      120
          if (PetscAbs(im)<1e-10) PetscCall(PetscPrintf(PETSC_COMM_WORLD,"  %.5f\n",(double)re));
    
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      120
          else PetscCall(PetscPrintf(PETSC_COMM_WORLD,"  %.5f%+.5fi\n",(double)re,(double)im));
    
        }
    
        /* Reorder eigenvalues */
    
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      70
        for (i=0;i<n/2;i++) perm[i] = n/2+i;
    
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      70
        for (i=0;i<n/2;i++) perm[i+n/2] = i;
    
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      10
        PetscCall(DSSortWithPermutation(ds,perm,wr,wi));
    
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      10
        PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Reordered eigenvalues =\n"));
    
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      130
        for (i=0;i<n;i++) {
    
      #if defined(PETSC_USE_COMPLEX)
    
      60
          re = PetscRealPart(wr[i]);
    
      60
          im = PetscImaginaryPart(wr[i]);
    
      #else
    
      60
          re = wr[i];
    
      60
          im = wi[i];
    
      #endif
    
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      120
          if (PetscAbs(im)<1e-10) PetscCall(PetscPrintf(PETSC_COMM_WORLD,"  %.5f\n",(double)re));
    
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      120
          else PetscCall(PetscPrintf(PETSC_COMM_WORLD,"  %.5f%+.5fi\n",(double)re,(double)im));
    
        }
    
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      10
        PetscCall(PetscFree3(wr,wi,perm));
    
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      10
        PetscCall(DSDestroy(&ds));
    
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      10
        PetscCall(SlepcFinalize());
    
        return 0;
    
      }
    
      /*TEST
    
         test:
    
            suffix: 1
    
            filter: sed -e "s/[+-]\([0-9]\.[0-9]*i\)/+-\\1/" | sed -e "s/2.16612/2.16613/"
    
      TEST*/

Line	Branch	Exec	Source
1			/*
2			- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
3			SLEPc - Scalable Library for Eigenvalue Problem Computations
4			Copyright (c) 2002-, Universitat Politecnica de Valencia, Spain
5
6			This file is part of SLEPc.
7			SLEPc is distributed under a 2-clause BSD license (see LICENSE).
8			- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
9			*/
10
11			static char help[] = "Test DSSortWithPermutation() on a NHEP.\n\n";
12
13			#include <slepcds.h>
14
15		10	int main(int argc,char **argv)
16			{
17		10	DS ds;
18		10	SlepcSC sc;
19		10	PetscScalar A,wr,*wi;
20		10	PetscReal re,im;
21		10	PetscInt i,j,n=12,*perm;
22
23	1/2 ✓ Branch 0 taken 2 times. ✗ Branch 1 not taken.	10	PetscFunctionBeginUser;
24	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(SlepcInitialize(&argc,&argv,NULL,help));
25	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(PetscOptionsGetInt(NULL,NULL,"-n",&n,NULL));
26	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Solve a Dense System of type NHEP - dimension %" PetscInt_FMT ".\n",n));
27
28			/* Create DS object */
29	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSCreate(PETSC_COMM_WORLD,&ds));
30	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSSetType(ds,DSNHEP));
31	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSSetFromOptions(ds));
32	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSAllocate(ds,n));
33	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSSetDimensions(ds,n,0,0));
34
35			/* Fill with Grcar matrix */
36	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSGetArray(ds,DS_MAT_A,&A));
37	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	120	for (i=1;i<n;i++) A[i+(i-1)*n]=-1.0;
38	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	50	for (j=0;j<4;j++) {
39	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	460	for (i=0;i<n-j;i++) A[i+(i+j)*n]=1.0;
40			}
41	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSRestoreArray(ds,DS_MAT_A,&A));
42	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSSetState(ds,DS_STATE_INTERMEDIATE));
43
44			/* Solve */
45	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(PetscMalloc3(n,&wr,n,&wi,n,&perm));
46	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSGetSlepcSC(ds,&sc));
47		10	sc->comparison = SlepcCompareLargestMagnitude;
48		10	sc->comparisonctx = NULL;
49		10	sc->map = NULL;
50		10	sc->mapobj = NULL;
51	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSSolve(ds,wr,wi));
52	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSSort(ds,wr,wi,NULL,NULL,NULL));
53
54			/* Print eigenvalues */
55	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Computed eigenvalues =\n"));
56	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	130	for (i=0;i<n;i++) {
57			#if defined(PETSC_USE_COMPLEX)
58		60	re = PetscRealPart(wr[i]);
59		60	im = PetscImaginaryPart(wr[i]);
60			#else
61		60	re = wr[i];
62		60	im = wi[i];
63			#endif
64	3/10 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times. ✗ Branch 2 not taken. ✓ Branch 3 taken 10 times. ✗ Branch 4 not taken. ✗ Branch 5 not taken. ✗ Branch 6 not taken. ✗ Branch 7 not taken. ✗ Branch 8 not taken. ✗ Branch 9 not taken.	120	if (PetscAbs(im)<1e-10) PetscCall(PetscPrintf(PETSC_COMM_WORLD," %.5f\n",(double)re));
65	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	120	else PetscCall(PetscPrintf(PETSC_COMM_WORLD," %.5f%+.5fi\n",(double)re,(double)im));
66			}
67
68			/* Reorder eigenvalues */
69	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	70	for (i=0;i<n/2;i++) perm[i] = n/2+i;
70	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	70	for (i=0;i<n/2;i++) perm[i+n/2] = i;
71	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSSortWithPermutation(ds,perm,wr,wi));
72	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Reordered eigenvalues =\n"));
73	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	130	for (i=0;i<n;i++) {
74			#if defined(PETSC_USE_COMPLEX)
75		60	re = PetscRealPart(wr[i]);
76		60	im = PetscImaginaryPart(wr[i]);
77			#else
78		60	re = wr[i];
79		60	im = wi[i];
80			#endif
81	3/10 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times. ✗ Branch 2 not taken. ✓ Branch 3 taken 10 times. ✗ Branch 4 not taken. ✗ Branch 5 not taken. ✗ Branch 6 not taken. ✗ Branch 7 not taken. ✗ Branch 8 not taken. ✗ Branch 9 not taken.	120	if (PetscAbs(im)<1e-10) PetscCall(PetscPrintf(PETSC_COMM_WORLD," %.5f\n",(double)re));
82	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	120	else PetscCall(PetscPrintf(PETSC_COMM_WORLD," %.5f%+.5fi\n",(double)re,(double)im));
83			}
84
85	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(PetscFree3(wr,wi,perm));
86	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSDestroy(&ds));
87	3/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 2 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✗ Branch 5 not taken.	10	PetscCall(SlepcFinalize());
88			return 0;
89			}
90
91			/*TEST
92
93			test:
94			suffix: 1
95			filter: sed -e "s/[+-]\([0-9]\.[0-9]*i\)/+-\\1/" \| sed -e "s/2.16612/2.16613/"
96
97			TEST*/
98