test/Shell/Expr/TestClangModuleLoadError_InvalidTopLevelModule.test

## Tests the case where a module fails to load. We force this by
## replacing the contents of the 'module foo' declaration with garbage.
#
# REQUIRES: system-darwin
#
# RUN: split-file %s %t/sources
# RUN: %clang_host -g %t/sources/main.m -fmodules -fcxx-modules \
# RUN:             -fmodule-map-file=%t/sources/module.modulemap \
# RUN:             -fmodules-cache-path=%t/ModuleCache -o %t.out
# RUN: sed -i '' -e 's/foo\.h/baz\.h/' %t/sources/module.modulemap
# RUN: sed -i '' -e 's/bar\.h/qux\.h/' %t/sources/module.modulemap
#
# RUN: %lldb -x -o "settings set interpreter.stop-command-source-on-error false" \
# RUN:       -s %t/sources/commands.input %t.out -o exit 2>&1 | FileCheck %s --check-prefix=NO_LOG
#
# RUN: %lldb -x -o "settings set interpreter.stop-command-source-on-error false" \
# RUN:       -s %t/sources/commands-with-log.input %t.out -o exit 2>&1 | FileCheck %s --check-prefix=LOG

#--- main.m
@import foo;
@import bar;

int main() { __builtin_debugtrap(); }

#--- foo.h
struct foo {};

#--- bar.h
struct bar {};

#--- module.modulemap
module foo {
    header "foo.h"
    export *
}

module bar {
    header "bar.h"
    export *
}

#--- commands.input
run
## Make sure expression fails so the 'note' diagnostics get printed.
expr blah

# NO_LOG-NOT: couldn't load top-level module foo
# NO_LOG-NOT: error: header

#--- commands-with-log.input
log enable lldb expr
run
## Make sure expression fails so the 'note' diagnostics get printed.
expr blah

# LOG: couldn't load top-level module foo
# LOG: error: header 'baz.h'
# LOG: couldn't load top-level module bar
# LOG: error: header 'qux.h'