GCC Code Coverage Report

Directory:	./
File:	src/sys/classes/fn/tests/test5.c
Date:	2025-11-19 04:19:03

	Exec	Total	Coverage
Lines:	75	79	94.9%
Functions:	2	2	100.0%
Branches:	208	358	58.1%

  
      Line
      Branch
      Exec
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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 matrix rational function.\n\n";
    
      #include <slepcfn.h>
    
      /*
    
         Compute matrix rational function B = q(A)\p(A)
    
       */
    
      48
      PetscErrorCode TestMatRational(FN fn,Mat A,PetscViewer viewer,PetscBool verbose,PetscBool inplace)
    
      {
    
      48
        PetscBool      set,flg;
    
      48
        PetscInt       n;
    
      48
        Mat            F,Acopy;
    
      48
        Vec            v,f0;
    
      48
        PetscReal      nrm;
    
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      48
        PetscFunctionBeginUser;
    
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      48
        PetscCall(MatGetSize(A,&n,NULL));
    
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      48
        PetscCall(MatDuplicate(A,MAT_DO_NOT_COPY_VALUES,&F));
    
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      48
        PetscCall(PetscObjectSetName((PetscObject)F,"F"));
    
        /* compute matrix function */
    
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      48
        if (inplace) {
    
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      24
          PetscCall(MatCopy(A,F,SAME_NONZERO_PATTERN));
    
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      24
          PetscCall(MatIsHermitianKnown(A,&set,&flg));
    
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      24
          if (set && flg) PetscCall(MatSetOption(F,MAT_HERMITIAN,PETSC_TRUE));
    
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      24
          PetscCall(FNEvaluateFunctionMat(fn,F,NULL));
    
        } else {
    
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      24
          PetscCall(MatDuplicate(A,MAT_COPY_VALUES,&Acopy));
    
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      24
          PetscCall(FNEvaluateFunctionMat(fn,A,F));
    
          /* check that A has not been modified */
    
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      24
          PetscCall(MatAXPY(Acopy,-1.0,A,SAME_NONZERO_PATTERN));
    
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      24
          PetscCall(MatNorm(Acopy,NORM_1,&nrm));
    
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      24
          if (nrm>100*PETSC_MACHINE_EPSILON) PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Warning: the input matrix has changed by %g\n",(double)nrm));
    
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      24
          PetscCall(MatDestroy(&Acopy));
    
        }
    
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      48
        if (verbose) {
    
      ✗
          PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Matrix A - - - - - - - -\n"));
    
      ✗
          PetscCall(MatView(A,viewer));
    
      ✗
          PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Computed f(A) - - - - - - -\n"));
    
      ✗
          PetscCall(MatView(F,viewer));
    
        }
    
        /* print matrix norm for checking */
    
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      48
        PetscCall(MatNorm(F,NORM_1,&nrm));
    
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      48
        PetscCall(PetscPrintf(PETSC_COMM_WORLD,"The 1-norm of f(A) is %g\n",(double)nrm));
    
        /* check FNEvaluateFunctionMatVec() */
    
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      48
        PetscCall(MatCreateVecs(A,&v,&f0));
    
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      48
        PetscCall(MatGetColumnVector(F,f0,0));
    
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      48
        PetscCall(FNEvaluateFunctionMatVec(fn,A,v));
    
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      48
        PetscCall(VecAXPY(v,-1.0,f0));
    
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      48
        PetscCall(VecNorm(v,NORM_2,&nrm));
    
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      48
        if (nrm>100*PETSC_MACHINE_EPSILON) PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Warning: the norm of f(A)*e_1-v is %g\n",(double)nrm));
    
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      48
        PetscCall(MatDestroy(&F));
    
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      48
        PetscCall(VecDestroy(&v));
    
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      48
        PetscCall(VecDestroy(&f0));
    
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      8
        PetscFunctionReturn(PETSC_SUCCESS);
    
      }
    
      24
      int main(int argc,char **argv)
    
      {
    
      24
        FN             fn;
    
      24
        Mat            A=NULL;
    
      24
        PetscInt       i,j,n=10,np,nq;
    
      24
        PetscScalar    *As,p[10],q[10];
    
      24
        PetscViewer    viewer;
    
      24
        PetscBool      verbose,inplace,matcuda;
    
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      24
        PetscFunctionBeginUser;
    
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      24
        PetscCall(SlepcInitialize(&argc,&argv,NULL,help));
    
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      24
        PetscCall(PetscOptionsGetInt(NULL,NULL,"-n",&n,NULL));
    
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      24
        PetscCall(PetscOptionsHasName(NULL,NULL,"-verbose",&verbose));
    
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      24
        PetscCall(PetscOptionsHasName(NULL,NULL,"-inplace",&inplace));
    
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      24
        PetscCall(PetscOptionsHasName(NULL,NULL,"-matcuda",&matcuda));
    
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      24
        PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Matrix rational function, n=%" PetscInt_FMT ".\n",n));
    
        /* Create rational function r(x)=p(x)/q(x) */
    
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      24
        PetscCall(FNCreate(PETSC_COMM_WORLD,&fn));
    
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      24
        PetscCall(FNSetType(fn,FNRATIONAL));
    
      24
        np = 2; nq = 3;
    
      24
        p[0] = -3.1; p[1] = 1.1;
    
      24
        q[0] = 1.0; q[1] = -2.0; q[2] = 3.5;
    
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      24
        PetscCall(FNRationalSetNumerator(fn,np,p));
    
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      24
        PetscCall(FNRationalSetDenominator(fn,nq,q));
    
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      24
        PetscCall(FNSetFromOptions(fn));
    
        /* Set up viewer */
    
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      24
        PetscCall(PetscViewerASCIIGetStdout(PETSC_COMM_WORLD,&viewer));
    
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      24
        PetscCall(FNView(fn,viewer));
    
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      24
        if (verbose) PetscCall(PetscViewerPushFormat(viewer,PETSC_VIEWER_ASCII_MATLAB));
    
        /* Create matrices */
    
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      24
        if (matcuda) {
    
      #if defined(PETSC_HAVE_CUDA)
    
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      4
          PetscCall(MatCreateSeqDenseCUDA(PETSC_COMM_SELF,n,n,NULL,&A));
    
      #endif
    
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      20
        } else PetscCall(MatCreateSeqDense(PETSC_COMM_SELF,n,n,NULL,&A));
    
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      24
        PetscCall(PetscObjectSetName((PetscObject)A,"A"));
    
        /* Fill A with a symmetric Toeplitz matrix */
    
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      24
        PetscCall(MatDenseGetArray(A,&As));
    
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      264
        for (i=0;i<n;i++) As[i+i*n]=2.0;
    
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        for (j=1;j<3;j++) {
    
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          for (i=0;i<n-j;i++) { As[i+(i+j)*n]=1.0; As[(i+j)+i*n]=1.0; }
    
        }
    
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      24
        PetscCall(MatDenseRestoreArray(A,&As));
    
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      24
        PetscCall(MatSetOption(A,MAT_HERMITIAN,PETSC_TRUE));
    
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      24
        PetscCall(TestMatRational(fn,A,viewer,verbose,inplace));
    
        /* Repeat with same matrix as non-symmetric */
    
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      24
        PetscCall(MatSetOption(A,MAT_HERMITIAN,PETSC_FALSE));
    
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      24
        PetscCall(TestMatRational(fn,A,viewer,verbose,inplace));
    
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      24
        PetscCall(MatDestroy(&A));
    
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      24
        PetscCall(FNDestroy(&fn));
    
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      24
        PetscCall(SlepcFinalize());
    
        return 0;
    
      }
    
      /*TEST
    
         testset:
    
            output_file: output/test5_1.out
    
            requires: !single
    
            test:
    
               suffix: 1
    
            test:
    
               suffix: 1_cuda
    
               args: -matcuda
    
               requires: cuda
    
            test:
    
               suffix: 2
    
               args: -inplace
    
            test:
    
               suffix: 2_cuda
    
               args: -inplace -matcuda
    
               requires: cuda
    
      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 matrix rational function.\n\n";
12
13			#include <slepcfn.h>
14
15			/*
16			Compute matrix rational function B = q(A)\p(A)
17			*/
18		48	PetscErrorCode TestMatRational(FN fn,Mat A,PetscViewer viewer,PetscBool verbose,PetscBool inplace)
19			{
20		48	PetscBool set,flg;
21		48	PetscInt n;
22		48	Mat F,Acopy;
23		48	Vec v,f0;
24		48	PetscReal nrm;
25
26	1/2 ✓ Branch 0 taken 2 times. ✗ Branch 1 not taken.	48	PetscFunctionBeginUser;
27	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.	48	PetscCall(MatGetSize(A,&n,NULL));
28	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.	48	PetscCall(MatDuplicate(A,MAT_DO_NOT_COPY_VALUES,&F));
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.	48	PetscCall(PetscObjectSetName((PetscObject)F,"F"));
30			/* compute matrix function */
31	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	48	if (inplace) {
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.	24	PetscCall(MatCopy(A,F,SAME_NONZERO_PATTERN));
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.	24	PetscCall(MatIsHermitianKnown(A,&set,&flg));
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35	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.	24	PetscCall(FNEvaluateFunctionMat(fn,F,NULL));
36			} else {
37	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.	24	PetscCall(MatDuplicate(A,MAT_COPY_VALUES,&Acopy));
38	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.	24	PetscCall(FNEvaluateFunctionMat(fn,A,F));
39			/* check that A has not been modified */
40	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.	24	PetscCall(MatAXPY(Acopy,-1.0,A,SAME_NONZERO_PATTERN));
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.	24	PetscCall(MatNorm(Acopy,NORM_1,&nrm));
42	1/8 ✗ Branch 0 not taken. ✓ Branch 1 taken 10 times. ✗ Branch 2 not taken. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✗ Branch 5 not taken. ✗ Branch 6 not taken. ✗ Branch 7 not taken.	24	if (nrm>100*PETSC_MACHINE_EPSILON) PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Warning: the input matrix has changed by %g\n",(double)nrm));
43	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.	24	PetscCall(MatDestroy(&Acopy));
44			}
45	1/2 ✗ Branch 0 not taken. ✓ Branch 1 taken 10 times.	48	if (verbose) {
46		✗	PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Matrix A - - - - - - - -\n"));
47		✗	PetscCall(MatView(A,viewer));
48		✗	PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Computed f(A) - - - - - - -\n"));
49		✗	PetscCall(MatView(F,viewer));
50			}
51			/* print matrix norm for checking */
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.	48	PetscCall(MatNorm(F,NORM_1,&nrm));
53	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.	48	PetscCall(PetscPrintf(PETSC_COMM_WORLD,"The 1-norm of f(A) is %g\n",(double)nrm));
54			/* check FNEvaluateFunctionMatVec() */
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.	48	PetscCall(MatCreateVecs(A,&v,&f0));
56	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.	48	PetscCall(MatGetColumnVector(F,f0,0));
57	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.	48	PetscCall(FNEvaluateFunctionMatVec(fn,A,v));
58	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.	48	PetscCall(VecAXPY(v,-1.0,f0));
59	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.	48	PetscCall(VecNorm(v,NORM_2,&nrm));
60	1/8 ✗ Branch 0 not taken. ✓ Branch 1 taken 10 times. ✗ Branch 2 not taken. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✗ Branch 5 not taken. ✗ Branch 6 not taken. ✗ Branch 7 not taken.	48	if (nrm>100PETSC_MACHINE_EPSILON) PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Warning: the norm of f(A)e_1-v is %g\n",(double)nrm));
61	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.	48	PetscCall(MatDestroy(&F));
62	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.	48	PetscCall(VecDestroy(&v));
63	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.	48	PetscCall(VecDestroy(&f0));
64	5/12 ✓ Branch 0 taken 2 times. ✗ Branch 1 not taken. ✗ Branch 2 not taken. ✓ Branch 3 taken 2 times. ✓ Branch 4 taken 2 times. ✗ Branch 5 not taken. ✓ Branch 6 taken 2 times. ✗ Branch 7 not taken. ✗ Branch 8 not taken. ✓ Branch 9 taken 2 times. ✗ Branch 10 not taken. ✗ Branch 11 not taken.	8	PetscFunctionReturn(PETSC_SUCCESS);
65			}
66
67		24	int main(int argc,char **argv)
68			{
69		24	FN fn;
70		24	Mat A=NULL;
71		24	PetscInt i,j,n=10,np,nq;
72		24	PetscScalar *As,p[10],q[10];
73		24	PetscViewer viewer;
74		24	PetscBool verbose,inplace,matcuda;
75
76	1/2 ✓ Branch 0 taken 2 times. ✗ Branch 1 not taken.	24	PetscFunctionBeginUser;
77	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.	24	PetscCall(SlepcInitialize(&argc,&argv,NULL,help));
78	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.	24	PetscCall(PetscOptionsGetInt(NULL,NULL,"-n",&n,NULL));
79	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.	24	PetscCall(PetscOptionsHasName(NULL,NULL,"-verbose",&verbose));
80	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.	24	PetscCall(PetscOptionsHasName(NULL,NULL,"-inplace",&inplace));
81	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.	24	PetscCall(PetscOptionsHasName(NULL,NULL,"-matcuda",&matcuda));
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.	24	PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Matrix rational function, n=%" PetscInt_FMT ".\n",n));
83
84			/* Create rational function r(x)=p(x)/q(x) */
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.	24	PetscCall(FNCreate(PETSC_COMM_WORLD,&fn));
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.	24	PetscCall(FNSetType(fn,FNRATIONAL));
87		24	np = 2; nq = 3;
88		24	p[0] = -3.1; p[1] = 1.1;
89		24	q[0] = 1.0; q[1] = -2.0; q[2] = 3.5;
90	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.	24	PetscCall(FNRationalSetNumerator(fn,np,p));
91	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.	24	PetscCall(FNRationalSetDenominator(fn,nq,q));
92	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.	24	PetscCall(FNSetFromOptions(fn));
93
94			/* Set up viewer */
95	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.	24	PetscCall(PetscViewerASCIIGetStdout(PETSC_COMM_WORLD,&viewer));
96	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.	24	PetscCall(FNView(fn,viewer));
97	1/8 ✗ Branch 0 not taken. ✓ Branch 1 taken 10 times. ✗ Branch 2 not taken. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✗ Branch 5 not taken. ✗ Branch 6 not taken. ✗ Branch 7 not taken.	24	if (verbose) PetscCall(PetscViewerPushFormat(viewer,PETSC_VIEWER_ASCII_MATLAB));
98
99			/* Create matrices */
100	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 2 times.	24	if (matcuda) {
101			#if defined(PETSC_HAVE_CUDA)
102	1/2 ✗ Branch 0 not taken. ✓ Branch 1 taken 2 times.	4	PetscCall(MatCreateSeqDenseCUDA(PETSC_COMM_SELF,n,n,NULL,&A));
103			#endif
104	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.	20	} else PetscCall(MatCreateSeqDense(PETSC_COMM_SELF,n,n,NULL,&A));
105	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.	24	PetscCall(PetscObjectSetName((PetscObject)A,"A"));
106
107			/* Fill A with a symmetric Toeplitz matrix */
108	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.	24	PetscCall(MatDenseGetArray(A,&As));
109	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	264	for (i=0;i<n;i++) As[i+i*n]=2.0;
110	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	72	for (j=1;j<3;j++) {
111	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	456	for (i=0;i<n-j;i++) { As[i+(i+j)n]=1.0; As[(i+j)+in]=1.0; }
112			}
113	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.	24	PetscCall(MatDenseRestoreArray(A,&As));
114	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.	24	PetscCall(MatSetOption(A,MAT_HERMITIAN,PETSC_TRUE));
115	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.	24	PetscCall(TestMatRational(fn,A,viewer,verbose,inplace));
116
117			/* Repeat with same matrix as non-symmetric */
118	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.	24	PetscCall(MatSetOption(A,MAT_HERMITIAN,PETSC_FALSE));
119	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.	24	PetscCall(TestMatRational(fn,A,viewer,verbose,inplace));
120
121	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.	24	PetscCall(MatDestroy(&A));
122	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.	24	PetscCall(FNDestroy(&fn));
123	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.	24	PetscCall(SlepcFinalize());
124			return 0;
125			}
126
127			/*TEST
128
129			testset:
130			output_file: output/test5_1.out
131			requires: !single
132			test:
133			suffix: 1
134			test:
135			suffix: 1_cuda
136			args: -matcuda
137			requires: cuda
138			test:
139			suffix: 2
140			args: -inplace
141			test:
142			suffix: 2_cuda
143			args: -inplace -matcuda
144			requires: cuda
145
146			TEST*/
147

Function (Line)	Call count	Block coverage
TestMatRational (line 18)	called 48 times	67.0%
main (line 67)	called 24 times	81.0%