Hydra::Helper::Nix: expose a captureStdoutStderrWithStdin, make it available in tests

t/lib/CliRunners.pm

@@ -5,6 +5,7 @@ package CliRunners;
 our @ISA = qw(Exporter);
 our @EXPORT = qw(
     captureStdoutStderr
+    captureStdoutStderrWithStdin
     evalFails
     evalSucceeds
     runBuild
@@ -21,6 +22,15 @@ sub captureStdoutStderr {
     return Hydra::Helper::Nix::captureStdoutStderr(@_)
 }
 
+sub captureStdoutStderrWithStdin {
+    # "Lazy"-load Hydra::Helper::Nix to avoid the compile-time
+    # import of Hydra::Model::DB. Early loading of the DB class
+    # causes fixation of the DSN, and we need to fixate it after
+    # the temporary DB is setup.
+    require Hydra::Helper::Nix;
+    return Hydra::Helper::Nix::captureStdoutStderrWithStdin(@_)
+}
+
 sub evalSucceeds {
     my ($jobset) = @_;
     my ($res, $stdout, $stderr) = captureStdoutStderr(60, ("hydra-eval-jobset", $jobset->project->name, $jobset->name));

t/lib/Setup.pm

@@ -13,6 +13,7 @@ use CliRunners;
 our @ISA = qw(Exporter);
 our @EXPORT = qw(
     captureStdoutStderr
+    captureStdoutStderrWithStdin
     createBaseJobset
     createJobsetWithOneInput
     evalFails