GCC Code Coverage Report

Directory:	./
File:	src/eps/tests/test21.c
Date:	2025-11-19 04:19:03

	Exec	Total	Coverage
Lines:	85	85	100.0%
Functions:	2	2	100.0%
Branches:	228	346	65.9%

  
      Line
      Branch
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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[] = "Illustrates region filtering.\n\n"
    
        "Based on ex5.\n"
    
        "The command line options are:\n"
    
        "  -m <m>, where <m> = number of grid subdivisions in each dimension.\n\n";
    
      #include <slepceps.h>
    
      /*
    
         User-defined routines
    
      */
    
      PetscErrorCode MatMarkovModel(PetscInt m,Mat A);
    
      10
      int main(int argc,char **argv)
    
      {
    
      10
        Mat            A;
    
      10
        EPS            eps;
    
      10
        ST             st;
    
      10
        RG             rg;
    
      10
        PetscReal      radius,tol=PETSC_SMALL;
    
      10
        PetscScalar    target=0.5,kr,ki;
    
      10
        PetscInt       N,m=15,nev,i,nconv;
    
      10
        PetscBool      checkfile;
    
      10
        char           filename[PETSC_MAX_PATH_LEN];
    
      10
        PetscViewer    viewer;
    
      10
        char           str[50];
    
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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,"-m",&m,NULL));
    
      10
        N = m*(m+1)/2;
    
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      10
        PetscCall(PetscPrintf(PETSC_COMM_WORLD,"\nMarkov Model, N=%" PetscInt_FMT " (m=%" PetscInt_FMT ")\n",N,m));
    
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      10
        PetscCall(PetscOptionsGetScalar(NULL,NULL,"-target",&target,NULL));
    
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      10
        PetscCall(SlepcSNPrintfScalar(str,sizeof(str),target,PETSC_FALSE));
    
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      10
        PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Searching closest eigenvalues to the right of %s.\n\n",str));
    
        /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
           Compute the operator matrix that defines the eigensystem, Ax=kx
    
           - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
    
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      10
        PetscCall(MatCreate(PETSC_COMM_WORLD,&A));
    
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      10
        PetscCall(MatSetSizes(A,PETSC_DECIDE,PETSC_DECIDE,N,N));
    
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      10
        PetscCall(MatSetFromOptions(A));
    
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      10
        PetscCall(MatMarkovModel(m,A));
    
        /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
                      Create a standalone spectral transformation
    
           - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
    
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      10
        PetscCall(STCreate(PETSC_COMM_WORLD,&st));
    
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      10
        PetscCall(STSetType(st,STSINVERT));
    
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      10
        PetscCall(STSetShift(st,target));
    
        /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
                          Create a region for filtering
    
           - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
    
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      10
        PetscCall(RGCreate(PETSC_COMM_WORLD,&rg));
    
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      10
        PetscCall(RGSetType(rg,RGELLIPSE));
    
      10
        radius = (1.0-PetscRealPart(target))/2.0;
    
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      10
        PetscCall(RGEllipseSetParameters(rg,target+radius,radius,0.1));
    
        /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
                      Create the eigensolver and set various options
    
           - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
    
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      10
        PetscCall(EPSCreate(PETSC_COMM_WORLD,&eps));
    
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      10
        PetscCall(EPSSetST(eps,st));
    
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      10
        PetscCall(EPSSetRG(eps,rg));
    
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      10
        PetscCall(EPSSetOperators(eps,A,NULL));
    
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      10
        PetscCall(EPSSetProblemType(eps,EPS_NHEP));
    
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      10
        PetscCall(EPSSetTolerances(eps,tol,PETSC_CURRENT));
    
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      10
        PetscCall(EPSSetTarget(eps,target));
    
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      10
        PetscCall(EPSSetFromOptions(eps));
    
        /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
                     Solve the eigensystem and display solution
    
           - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
    
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      10
        PetscCall(EPSSolve(eps));
    
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      10
        PetscCall(EPSGetDimensions(eps,&nev,NULL,NULL));
    
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      10
        PetscCall(PetscPrintf(PETSC_COMM_WORLD," Number of requested eigenvalues: %" PetscInt_FMT "\n",nev));
    
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      10
        PetscCall(EPSErrorView(eps,EPS_ERROR_RELATIVE,NULL));
    
        /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
                         Check file containing the eigenvalues
    
           - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
    
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      10
        PetscCall(PetscOptionsGetString(NULL,NULL,"-checkfile",filename,sizeof(filename),&checkfile));
    
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      10
        if (checkfile) {
    
      #if defined(PETSC_HAVE_COMPLEX)
    
      10
          PetscComplex *eigs,eval;
    
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      10
          PetscCall(EPSGetConverged(eps,&nconv));
    
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      10
          PetscCall(PetscMalloc1(nconv,&eigs));
    
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      10
          PetscCall(PetscViewerBinaryOpen(PETSC_COMM_WORLD,filename,FILE_MODE_READ,&viewer));
    
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      10
          PetscCall(PetscViewerBinaryRead(viewer,eigs,nconv,NULL,PETSC_COMPLEX));
    
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      10
          PetscCall(PetscViewerDestroy(&viewer));
    
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      50
          for (i=0;i<nconv;i++) {
    
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      40
            PetscCall(EPSGetEigenpair(eps,i,&kr,&ki,NULL,NULL));
    
      #if defined(PETSC_USE_COMPLEX)
    
      20
            eval = kr;
    
      #else
    
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      20
            eval = PetscCMPLX(kr,ki);
    
      #endif
    
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      40
            PetscCheck(eval==eigs[i],PETSC_COMM_WORLD,PETSC_ERR_FILE_UNEXPECTED,"Eigenvalues in the file do not match");
    
          }
    
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      10
          PetscCall(PetscFree(eigs));
    
      #else
    
          SETERRQ(PETSC_COMM_WORLD,PETSC_ERR_SUP,"The -checkfile option requires C99 complex numbers");
    
      #endif
    
        }
    
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      10
        PetscCall(EPSDestroy(&eps));
    
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      10
        PetscCall(STDestroy(&st));
    
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      10
        PetscCall(RGDestroy(&rg));
    
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      10
        PetscCall(MatDestroy(&A));
    
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      10
        PetscCall(SlepcFinalize());
    
        return 0;
    
      }
    
      10
      PetscErrorCode MatMarkovModel(PetscInt m,Mat A)
    
      {
    
      10
        const PetscReal cst = 0.5/(PetscReal)(m-1);
    
      10
        PetscReal       pd,pu;
    
      10
        PetscInt        Istart,Iend,i,j,jmax,ix=0;
    
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      10
        PetscFunctionBeginUser;
    
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      10
        PetscCall(MatGetOwnershipRange(A,&Istart,&Iend));
    
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      160
        for (i=1;i<=m;i++) {
    
      150
          jmax = m-i+1;
    
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      1350
          for (j=1;j<=jmax;j++) {
    
      1200
            ix = ix + 1;
    
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      1200
            if (ix-1<Istart || ix>Iend) continue;  /* compute only owned rows */
    
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      1200
            if (j!=jmax) {
    
      1050
              pd = cst*(PetscReal)(i+j-1);
    
              /* north */
    
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      1050
              if (i==1) PetscCall(MatSetValue(A,ix-1,ix,2*pd,INSERT_VALUES));
    
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      910
              else PetscCall(MatSetValue(A,ix-1,ix,pd,INSERT_VALUES));
    
              /* east */
    
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      1050
              if (j==1) PetscCall(MatSetValue(A,ix-1,ix+jmax-1,2*pd,INSERT_VALUES));
    
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      910
              else PetscCall(MatSetValue(A,ix-1,ix+jmax-1,pd,INSERT_VALUES));
    
            }
    
            /* south */
    
      1200
            pu = 0.5 - cst*(PetscReal)(i+j-3);
    
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      1200
            if (j>1) PetscCall(MatSetValue(A,ix-1,ix-2,pu,INSERT_VALUES));
    
            /* west */
    
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      1200
            if (i>1) PetscCall(MatSetValue(A,ix-1,ix-jmax-2,pu,INSERT_VALUES));
    
          }
    
        }
    
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      10
        PetscCall(MatAssemblyBegin(A,MAT_FINAL_ASSEMBLY));
    
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      10
        PetscCall(MatAssemblyEnd(A,MAT_FINAL_ASSEMBLY));
    
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      2
        PetscFunctionReturn(PETSC_SUCCESS);
    
      }
    
      /*TEST
    
         test:
    
            suffix: 1
    
            args: -eps_nev 4 -eps_ncv 20 -eps_view_values binary:myvalues.bin -checkfile myvalues.bin
    
            output_file: output/test11_1.out
    
            requires: !single c99_complex
    
      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[] = "Illustrates region filtering.\n\n"
12			"Based on ex5.\n"
13			"The command line options are:\n"
14			" -m <m>, where <m> = number of grid subdivisions in each dimension.\n\n";
15
16			#include <slepceps.h>
17
18			/*
19			User-defined routines
20			*/
21			PetscErrorCode MatMarkovModel(PetscInt m,Mat A);
22
23		10	int main(int argc,char **argv)
24			{
25		10	Mat A;
26		10	EPS eps;
27		10	ST st;
28		10	RG rg;
29		10	PetscReal radius,tol=PETSC_SMALL;
30		10	PetscScalar target=0.5,kr,ki;
31		10	PetscInt N,m=15,nev,i,nconv;
32		10	PetscBool checkfile;
33		10	char filename[PETSC_MAX_PATH_LEN];
34		10	PetscViewer viewer;
35		10	char str[50];
36
37	1/2 ✓ Branch 0 taken 2 times. ✗ Branch 1 not taken.	10	PetscFunctionBeginUser;
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.	10	PetscCall(SlepcInitialize(&argc,&argv,NULL,help));
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40		10	N = m*(m+1)/2;
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(PetscPrintf(PETSC_COMM_WORLD,"\nMarkov Model, N=%" PetscInt_FMT " (m=%" PetscInt_FMT ")\n",N,m));
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(PetscOptionsGetScalar(NULL,NULL,"-target",&target,NULL));
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.	10	PetscCall(SlepcSNPrintfScalar(str,sizeof(str),target,PETSC_FALSE));
44	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,"Searching closest eigenvalues to the right of %s.\n\n",str));
45
46			/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
47			Compute the operator matrix that defines the eigensystem, Ax=kx
48			- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
49
50	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(MatCreate(PETSC_COMM_WORLD,&A));
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(MatSetSizes(A,PETSC_DECIDE,PETSC_DECIDE,N,N));
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(MatSetFromOptions(A));
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.	10	PetscCall(MatMarkovModel(m,A));
54
55			/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
56			Create a standalone spectral transformation
57			- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
58
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.	10	PetscCall(STCreate(PETSC_COMM_WORLD,&st));
60	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(STSetType(st,STSINVERT));
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.	10	PetscCall(STSetShift(st,target));
62
63			/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
64			Create a region for filtering
65			- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
66
67	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(RGCreate(PETSC_COMM_WORLD,&rg));
68	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(RGSetType(rg,RGELLIPSE));
69		10	radius = (1.0-PetscRealPart(target))/2.0;
70	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(RGEllipseSetParameters(rg,target+radius,radius,0.1));
71
72			/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
73			Create the eigensolver and set various options
74			- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
75
76	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(EPSCreate(PETSC_COMM_WORLD,&eps));
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.	10	PetscCall(EPSSetST(eps,st));
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.	10	PetscCall(EPSSetRG(eps,rg));
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.	10	PetscCall(EPSSetOperators(eps,A,NULL));
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.	10	PetscCall(EPSSetProblemType(eps,EPS_NHEP));
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.	10	PetscCall(EPSSetTolerances(eps,tol,PETSC_CURRENT));
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.	10	PetscCall(EPSSetTarget(eps,target));
83	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(EPSSetFromOptions(eps));
84
85			/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
86			Solve the eigensystem and display solution
87			- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
88
89	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(EPSSolve(eps));
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.	10	PetscCall(EPSGetDimensions(eps,&nev,NULL,NULL));
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.	10	PetscCall(PetscPrintf(PETSC_COMM_WORLD," Number of requested eigenvalues: %" PetscInt_FMT "\n",nev));
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.	10	PetscCall(EPSErrorView(eps,EPS_ERROR_RELATIVE,NULL));
93
94			/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
95			Check file containing the eigenvalues
96			- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
97	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(PetscOptionsGetString(NULL,NULL,"-checkfile",filename,sizeof(filename),&checkfile));
98	1/2 ✓ Branch 0 taken 10 times. ✗ Branch 1 not taken.	10	if (checkfile) {
99			#if defined(PETSC_HAVE_COMPLEX)
100		10	PetscComplex *eigs,eval;
101
102	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(EPSGetConverged(eps,&nconv));
103	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(PetscMalloc1(nconv,&eigs));
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.	10	PetscCall(PetscViewerBinaryOpen(PETSC_COMM_WORLD,filename,FILE_MODE_READ,&viewer));
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.	10	PetscCall(PetscViewerBinaryRead(viewer,eigs,nconv,NULL,PETSC_COMPLEX));
106	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(PetscViewerDestroy(&viewer));
107	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	50	for (i=0;i<nconv;i++) {
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.	40	PetscCall(EPSGetEigenpair(eps,i,&kr,&ki,NULL,NULL));
109			#if defined(PETSC_USE_COMPLEX)
110		20	eval = kr;
111			#else
112	1/2 ✗ Branch 0 not taken. ✓ Branch 1 taken 5 times.	20	eval = PetscCMPLX(kr,ki);
113			#endif
114	1/4 ✗ Branch 0 not taken. ✓ Branch 1 taken 10 times. ✗ Branch 2 not taken. ✗ Branch 3 not taken.	40	PetscCheck(eval==eigs[i],PETSC_COMM_WORLD,PETSC_ERR_FILE_UNEXPECTED,"Eigenvalues in the file do not match");
115			}
116	5/8 ✓ Branch 0 taken 10 times. ✗ Branch 1 not taken. ✓ Branch 2 taken 2 times. ✓ Branch 3 taken 8 times. ✓ Branch 4 taken 2 times. ✗ Branch 5 not taken. ✗ Branch 6 not taken. ✓ Branch 7 taken 2 times.	10	PetscCall(PetscFree(eigs));
117			#else
118			SETERRQ(PETSC_COMM_WORLD,PETSC_ERR_SUP,"The -checkfile option requires C99 complex numbers");
119			#endif
120			}
121
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.	10	PetscCall(EPSDestroy(&eps));
123	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(STDestroy(&st));
124	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(RGDestroy(&rg));
125	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(MatDestroy(&A));
126	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());
127			return 0;
128			}
129
130		10	PetscErrorCode MatMarkovModel(PetscInt m,Mat A)
131			{
132		10	const PetscReal cst = 0.5/(PetscReal)(m-1);
133		10	PetscReal pd,pu;
134		10	PetscInt Istart,Iend,i,j,jmax,ix=0;
135
136	1/2 ✓ Branch 0 taken 2 times. ✗ Branch 1 not taken.	10	PetscFunctionBeginUser;
137	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(MatGetOwnershipRange(A,&Istart,&Iend));
138	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	160	for (i=1;i<=m;i++) {
139		150	jmax = m-i+1;
140	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	1350	for (j=1;j<=jmax;j++) {
141		1200	ix = ix + 1;
142	2/4 ✓ Branch 0 taken 10 times. ✗ Branch 1 not taken. ✗ Branch 2 not taken. ✓ Branch 3 taken 10 times.	1200	if (ix-1<Istart \|\| ix>Iend) continue; /* compute only owned rows */
143	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	1200	if (j!=jmax) {
144		1050	pd = cst*(PetscReal)(i+j-1);
145			/* north */
146	6/8 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times. ✓ Branch 2 taken 2 times. ✓ Branch 3 taken 8 times. ✓ Branch 4 taken 2 times. ✗ Branch 5 not taken. ✗ Branch 6 not taken. ✓ Branch 7 taken 2 times.	1050	if (i==1) PetscCall(MatSetValue(A,ix-1,ix,2*pd,INSERT_VALUES));
147	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.	910	else PetscCall(MatSetValue(A,ix-1,ix,pd,INSERT_VALUES));
148			/* east */
149	6/8 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times. ✓ Branch 2 taken 2 times. ✓ Branch 3 taken 8 times. ✓ Branch 4 taken 2 times. ✗ Branch 5 not taken. ✗ Branch 6 not taken. ✓ Branch 7 taken 2 times.	1050	if (j==1) PetscCall(MatSetValue(A,ix-1,ix+jmax-1,2*pd,INSERT_VALUES));
150	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.	910	else PetscCall(MatSetValue(A,ix-1,ix+jmax-1,pd,INSERT_VALUES));
151			}
152			/* south */
153		1200	pu = 0.5 - cst*(PetscReal)(i+j-3);
154	6/8 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times. ✓ Branch 2 taken 2 times. ✓ Branch 3 taken 8 times. ✓ Branch 4 taken 2 times. ✗ Branch 5 not taken. ✗ Branch 6 not taken. ✓ Branch 7 taken 2 times.	1200	if (j>1) PetscCall(MatSetValue(A,ix-1,ix-2,pu,INSERT_VALUES));
155			/* west */
156	6/8 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times. ✓ Branch 2 taken 2 times. ✓ Branch 3 taken 8 times. ✓ Branch 4 taken 2 times. ✗ Branch 5 not taken. ✗ Branch 6 not taken. ✓ Branch 7 taken 2 times.	1200	if (i>1) PetscCall(MatSetValue(A,ix-1,ix-jmax-2,pu,INSERT_VALUES));
157			}
158			}
159	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(MatAssemblyBegin(A,MAT_FINAL_ASSEMBLY));
160	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(MatAssemblyEnd(A,MAT_FINAL_ASSEMBLY));
161	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.	2	PetscFunctionReturn(PETSC_SUCCESS);
162			}
163
164			/*TEST
165
166			test:
167			suffix: 1
168			args: -eps_nev 4 -eps_ncv 20 -eps_view_values binary:myvalues.bin -checkfile myvalues.bin
169			output_file: output/test11_1.out
170			requires: !single c99_complex
171
172			TEST*/
173

Function (Line)	Call count	Block coverage
MatMarkovModel (line 130)	called 10 times	82.0%
main (line 23)	called 10 times	82.0%