Add option for specifying specific application for input run

Closes idaholab#20062
lindsayad · Jan 17, 2022 · 0a13b20 · 0a13b20
1 parent 18c73d2
commit 0a13b20
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Showing 6 changed files with 37 additions and 4 deletions.
diff --git a/framework/include/base/AppFactory.h b/framework/include/base/AppFactory.h
@@ -58,7 +58,7 @@ class AppFactory
   /**
    * Helper function for creating a MooseApp from command-line arguments.
    */
-  static MooseAppPtr createAppShared(const std::string & app_type,
+  static MooseAppPtr createAppShared(const std::string & default_app_type,
                                      int argc,
                                      char ** argv,
                                      MPI_Comm comm_word = MPI_COMM_WORLD);

diff --git a/framework/include/base/MooseApp.h b/framework/include/base/MooseApp.h
@@ -918,6 +918,8 @@ class MooseApp : public ConsoleStreamInterface,
   template <class T>
   const std::vector<T *> & getInterfaceObjects() const;
 
+  static void addAppParam(InputParameters & params);
+
 protected:
   /**
    * Whether or not this MooseApp has cached a Backup to use for restart / recovery

diff --git a/framework/src/base/AppFactory.C b/framework/src/base/AppFactory.C
@@ -10,6 +10,7 @@
 #include "AppFactory.h"
 #include "CommandLine.h"
 #include "InputParameters.h"
+#include "MooseApp.h"
 
 AppFactory AppFactory::_instance = AppFactory();
 
@@ -32,12 +33,19 @@ AppFactory::getValidParams(const std::string & name)
 }
 
 MooseAppPtr
-AppFactory::createAppShared(const std::string & app_type,
+AppFactory::createAppShared(const std::string & default_app_type,
                             int argc,
                             char ** argv,
                             MPI_Comm comm_world_in)
 {
   auto command_line = std::make_shared<CommandLine>(argc, argv);
+  auto which_app_param = emptyInputParameters();
+  MooseApp::addAppParam(which_app_param);
+  command_line->addCommandLineOptionsFromParams(which_app_param);
+  std::string app_type;
+  if (!command_line->search("app_to_run", app_type))
+    app_type = default_app_type;
+
   auto app_params = AppFactory::instance().getValidParams(app_type);
 
   app_params.set<int>("_argc") = argc;

diff --git a/framework/src/base/MooseApp.C b/framework/src/base/MooseApp.C
@@ -79,6 +79,17 @@
 
 defineLegacyParams(MooseApp);
 
+void
+MooseApp::addAppParam(InputParameters & params)
+{
+  params.addCommandLineParam<std::string>(
+      "app_to_run",
+      "--app <AppName>",
+      "Specify the application that should be used to run the input file. This must match an "
+      "application name registered to the application factory. Note that this option is "
+      "case-sensitive.");
+}
+
 InputParameters
 MooseApp::validParams()
 {
@@ -303,6 +314,8 @@ MooseApp::validParams()
       true,
       "Set false to allow material properties to be output on INITIAL, not just TIMESTEP_END.");
 
+  MooseApp::addAppParam(params);
+
   return params;
 }
 

diff --git a/test/tests/kernels/simple_diffusion/gold/app.e b/test/tests/kernels/simple_diffusion/gold/app.e
@@ -0,0 +1 @@
+simple_diffusion_out.e
diff --git a/test/tests/kernels/simple_diffusion/tests b/test/tests/kernels/simple_diffusion/tests
@@ -1,11 +1,20 @@
 [Tests]
-  [./test]
+  [test]
     type = 'Exodiff'
     input = 'simple_diffusion.i'
     exodiff = 'simple_diffusion_out.e'
 
     issues = '#1493'
     design = 'kernels/Diffusion.md'
     requirement = 'The system shall run a simple 2D linear diffusion problem with Dirichlet boundary conditions on a regular mesh.'
-  [../]
+  []
+  [specified_app]
+    type = 'Exodiff'
+    input = 'simple_diffusion.i'
+    exodiff = 'app.e'
+    issues = '#20062'
+    design = 'MooseApp.md'
+    cli_args = "Outputs/file_base='app' --app MooseTestApp"
+    requirement = 'The system shall be able to run a specific application by passing a command line option.'
+  []
 []