# Silicon structure
     acell     10.263  10.263  10.263
     rprim      0.00   0.50   0.50
                0.50   0.00   0.50
                0.50   0.50   0.00
     natom      2
      xred      0.00   0.00   0.00
                0.25   0.25   0.25
    ntypat      1
     typat      1      1
     znucl     14.00

# Parameters common to all runs

     ngkpt      4      4      4
   nshiftk      1
    shiftk      0.00   0.00   0.00
    istwfk      8*1

     nstep    100
    enunit      2

    ndtset      5
      ecut      6.0
     ecutwfn    6.0
     ecutsigx   3.56069426E+00 Hartree
     ecuteps    2.1 

# Self-consistent run to get the density
    tolwfr1     1.00d-10
    nband1      35
    nbdbuf1     5

# Calculation of the static dielectric matrix
 optdriver2     3
 gwcalctyp2     7
    getwfk2     1

     nband2    16
      awtr2     0     # Note : the default awtr 1 is better
      symchi    0     # Note : the default symchi 1 is better
      symsigma  0     # Note : the default symsigma 1 is better

# Calculation of the HF corrections
 optdriver3     4
 gwcalctyp3     5
 ixc_sigma3     40
    getwfk3     1
    getscr3     2

     nband3     5
    nkptgw3     2
     kptgw3     0.00   0.00   0.00
                0.50   0.50   0.00
      bdgw3     4      5
                4      5
 gw_icutcoul3     3   # old deprecated value of icutcoul, only used for legacy

# Calculation of the SEX corrections
 optdriver4     4
 gwcalctyp4     6
    getwfk4     1
    getscr4     2

     nband4     5
    nkptgw4     2
     kptgw4     0.00   0.00   0.00
                0.50   0.50   0.00
      bdgw4     4      5
                4      5
 gw_icutcoul4     3   # old deprecated value of icutcoul, only used for legacy

# Calculation of the COHSEX corrections
 optdriver5     4
 gwcalctyp5     7
    getwfk5     1
    getscr5     2

     nband5     5
    nkptgw5     2
     kptgw5     0.00   0.00   0.00
                0.50   0.50   0.00
      bdgw5     4      5
                4      5
 gw_icutcoul5     3   # old deprecated value of icutcoul, only used for legacy


 pp_dirpath "$ABI_PSPDIR"
 pseudos "PseudosTM_pwteter/14si.pspnc"

#%%<BEGIN TEST_INFO>
#%% [setup]
#%% executable = abinit
#%% need_cpp_vars = 
#%% [files]
#%% files_to_test = 
#%%   t86.out, tolnlines = 12, tolabs = 1.010e-03, tolrel = 4.000e-02
#%% [paral_info]
#%% max_nprocs = 8
#%% [extra_info]
#%% authors = F. Bruneval.
#%% keywords = GW
#%% description = 
#%%   Si FCC, in primitive cell (2 atoms/cell).
#%%   Test HF, SEX, and COHSEX calculations.
#%%<END TEST_INFO>