From 7a79e10a82e0d5f84385566493823959dc1697b3 Mon Sep 17 00:00:00 2001
From: Raphael Isemann <teemperor@gmail.com>
Date: Mon, 21 Oct 2019 16:07:45 +0000
Subject: [PATCH] [lldb] Add test for executing static initializers in
 expression command

llvm-svn: 375422
---
 .../expression/static-initializers/Makefile        |  3 +++
 .../static-initializers/TestStaticInitializers.py  | 31 ++++++++++++++++++++++
 .../expression/static-initializers/main.cpp        | 11 ++++++++
 3 files changed, 45 insertions(+)
 create mode 100644 lldb/packages/Python/lldbsuite/test/commands/expression/static-initializers/Makefile
 create mode 100644 lldb/packages/Python/lldbsuite/test/commands/expression/static-initializers/TestStaticInitializers.py
 create mode 100644 lldb/packages/Python/lldbsuite/test/commands/expression/static-initializers/main.cpp

diff --git a/lldb/packages/Python/lldbsuite/test/commands/expression/static-initializers/Makefile b/lldb/packages/Python/lldbsuite/test/commands/expression/static-initializers/Makefile
new file mode 100644
index 0000000..99998b2
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/commands/expression/static-initializers/Makefile
@@ -0,0 +1,3 @@
+CXX_SOURCES := main.cpp
+
+include Makefile.rules
diff --git a/lldb/packages/Python/lldbsuite/test/commands/expression/static-initializers/TestStaticInitializers.py b/lldb/packages/Python/lldbsuite/test/commands/expression/static-initializers/TestStaticInitializers.py
new file mode 100644
index 0000000..e350e6e
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/commands/expression/static-initializers/TestStaticInitializers.py
@@ -0,0 +1,31 @@
+import lldb
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+class StaticInitializers(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def test(self):
+        """ Test a static initializer. """
+        self.build()
+
+        lldbutil.run_to_source_breakpoint(self, '// break here',
+                lldb.SBFileSpec("main.cpp", False))
+
+        # We use counter to observe if the initializer was called.
+        self.expect("expr counter", substrs=["(int) $", " = 0"])
+        self.expect("expr -p -- struct Foo { Foo() { inc_counter(); } }; Foo f;")
+        self.expect("expr counter", substrs=["(int) $", " = 1"])
+
+    def test_failing_init(self):
+        """ Test a static initializer that fails to execute. """
+        self.build()
+
+        lldbutil.run_to_source_breakpoint(self, '// break here',
+                lldb.SBFileSpec("main.cpp", False))
+
+        # FIXME: This error message is not even remotely helpful.
+        self.expect("expr -p -- struct Foo2 { Foo2() { do_abort(); } }; Foo2 f;", error=True,
+                    substrs=["error: couldn't run static initializers: couldn't run static initializer:"])
diff --git a/lldb/packages/Python/lldbsuite/test/commands/expression/static-initializers/main.cpp b/lldb/packages/Python/lldbsuite/test/commands/expression/static-initializers/main.cpp
new file mode 100644
index 0000000..0bcf1eb
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/commands/expression/static-initializers/main.cpp
@@ -0,0 +1,11 @@
+#include <cstdlib>
+
+int counter = 0;
+
+void inc_counter() { ++counter; }
+
+void do_abort() { abort(); }
+
+int main() {
+  return 0; // break here
+}
-- 
2.7.4