Testsuite: fix AIM tests

The test condition was incorrect (though this was probably harmless).

Also the error message related to oo_.dr.ghu was incorrect.

tests/AIM/fs2000_b1L1L_AIM.mod

@@ -95,8 +95,8 @@ stoch_simul(aim_solver, order=1, irf=0);
 benchmark = load(['fs2000_b1L1L' filesep 'Output' filesep 'fs2000_b1L1L_results']);
 threshold = 1e-8;
  
-if max(max(abs(benchmark.oo_.dr.ghx-oo_.dr.ghx) > threshold));
+if max(max(abs(benchmark.oo_.dr.ghx-oo_.dr.ghx))) > threshold
   error('error in ghx');
-elseif max(max(abs(benchmark.oo_.dr.ghu-oo_.dr.ghu) > threshold));
-  error('error in ghy');
-end;
+elseif max(max(abs(benchmark.oo_.dr.ghu-oo_.dr.ghu))) > threshold
+  error('error in ghu');
+end

tests/AIM/fs2000x10L9_L_AIM.mod

@@ -79,8 +79,8 @@ stoch_simul(aim_solver, order=1,irf=0);
 benchmark = load(['fs2000x10L9_L' filesep 'Output' filesep 'fs2000x10L9_L_results']);
 threshold = 1e-8;
  
-if max(max(abs(benchmark.oo_.dr.ghx-oo_.dr.ghx) > threshold));
+if max(max(abs(benchmark.oo_.dr.ghx-oo_.dr.ghx))) > threshold
   error('error in ghx');
-elseif max(max(abs(benchmark.oo_.dr.ghu-oo_.dr.ghu) > threshold));
-  error('error in ghy');
-end;
+elseif max(max(abs(benchmark.oo_.dr.ghu-oo_.dr.ghu))) > threshold
+  error('error in ghu');
+end

tests/AIM/fs2000x10_L9_L_AIM.mod

@@ -60,8 +60,8 @@ stoch_simul(aim_solver, order=1,irf=0);
 benchmark = load(['fs2000x10_L9_L' filesep 'Output' filesep 'fs2000x10_L9_L_results']);
 threshold = 1e-8;
  
-if max(max(abs(benchmark.oo_.dr.ghx-oo_.dr.ghx) > threshold));
+if max(max(abs(benchmark.oo_.dr.ghx-oo_.dr.ghx))) > threshold
   error('error in ghx');
-elseif max(max(abs(benchmark.oo_.dr.ghu-oo_.dr.ghu) > threshold));
-  error('error in ghy');
-end;
+elseif max(max(abs(benchmark.oo_.dr.ghu-oo_.dr.ghu))) > threshold
+  error('error in ghu');
+end

tests/AIM/ls2003_2L0L_AIM.mod

@@ -48,8 +48,8 @@ stoch_simul(aim_solver, order=1,irf=0);
 benchmark = load(['ls2003_2L0L' filesep 'Output' filesep 'ls2003_2L0L_results']);
 threshold = 1e-8;
  
-if max(max(abs(benchmark.oo_.dr.ghx-oo_.dr.ghx) > threshold));
+if max(max(abs(benchmark.oo_.dr.ghx-oo_.dr.ghx))) > threshold
   error('error in ghx');
-elseif max(max(abs(benchmark.oo_.dr.ghu-oo_.dr.ghu) > threshold));
-  error('error in ghy');
-end;
+elseif max(max(abs(benchmark.oo_.dr.ghu-oo_.dr.ghu))) > threshold
+  error('error in ghu');
+end

tests/AIM/ls2003_2L2L_AIM.mod

@@ -46,9 +46,8 @@ stoch_simul(aim_solver, order=1,irf=0);
 benchmark = load(['ls2003_2L2L' filesep 'Output' filesep 'ls2003_2L2L_results']);
 threshold = 1e-8;
  
-if max(max(abs(benchmark.oo_.dr.ghx-oo_.dr.ghx) > threshold));
+if max(max(abs(benchmark.oo_.dr.ghx-oo_.dr.ghx))) > threshold
   error('error in ghx');
-elseif max(max(abs(benchmark.oo_.dr.ghu-oo_.dr.ghu) > threshold));
-  error('error in ghy');
-end;
-
+elseif max(max(abs(benchmark.oo_.dr.ghu-oo_.dr.ghu))) > threshold
+  error('error in ghu');
+end