Add data formatter for libstdc++ tuple

Differential revision: https://reviews.llvm.org/D25733

llvm-svn: 284829

3 files changed, 66 insertions, 0 deletions

diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/data-formatter/data-formatter-stl/libstdcpp/tuple/Makefile b/lldb/packages/Python/lldbsuite/test/functionalities/data-formatter/data-formatter-stl/libstdcpp/tuple/Makefile
new file mode 100644
index 00000000000..beb2fd583e7
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/functionalities/data-formatter/data-formatter-stl/libstdcpp/tuple/Makefile
@@ -0,0 +1,8 @@
+LEVEL = ../../../../../make
+
+CXX_SOURCES := main.cpp
+
+USE_LIBSTDCPP := 1
+CFLAGS_EXTRAS += $(NO_LIMIT_DEBUG_INFO_FLAGS)
+
+include $(LEVEL)/Makefile.rules
diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/data-formatter/data-formatter-stl/libstdcpp/tuple/TestDataFormatterStdTuple.py b/lldb/packages/Python/lldbsuite/test/functionalities/data-formatter/data-formatter-stl/libstdcpp/tuple/TestDataFormatterStdTuple.py
new file mode 100644
index 00000000000..56e231da852
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/functionalities/data-formatter/data-formatter-stl/libstdcpp/tuple/TestDataFormatterStdTuple.py
@@ -0,0 +1,49 @@
+"""
+Test lldb data formatter subsystem.
+"""
+
+from __future__ import print_function
+
+import os
+import time
+import lldb
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class StdTupleDataFormatterTestCase(TestBase):
+    mydir = TestBase.compute_mydir(__file__)
+
+    @skipIfFreeBSD
+    @skipIfWindows  # libstdcpp not ported to Windows
+    @skipIfDarwin  # doesn't compile on Darwin
+    def test_with_run_command(self):
+        self.build()
+        self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
+
+        lldbutil.run_break_set_by_source_regexp(
+            self, "Set break point at this line.")
+        self.runCmd("run", RUN_SUCCEEDED)
+
+        # The stop reason of the thread should be breakpoint.
+        self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
+                    substrs=['stopped', 'stop reason = breakpoint'])
+
+        frame = self.frame()
+        self.assertTrue(frame.IsValid())
+
+        self.expect("frame variable ti", substrs=['[0] = 1'])
+        self.expect("frame variable ts", substrs=['[0] = "foobar"'])
+        self.expect("frame variable tt", substrs=['[0] = 1', '[1] = "baz"', '[2] = 2'])
+
+        self.assertEqual(1, frame.GetValueForVariablePath("ti[0]").GetValueAsUnsigned())
+        self.assertFalse(frame.GetValueForVariablePath("ti[1]").IsValid())
+
+        self.assertEqual('"foobar"', frame.GetValueForVariablePath("ts[0]").GetSummary())
+        self.assertFalse(frame.GetValueForVariablePath("ts[1]").IsValid())
+        
+        self.assertEqual(1, frame.GetValueForVariablePath("tt[0]").GetValueAsUnsigned())
+        self.assertEqual('"baz"', frame.GetValueForVariablePath("tt[1]").GetSummary())
+        self.assertEqual(2, frame.GetValueForVariablePath("tt[2]").GetValueAsUnsigned())
+        self.assertFalse(frame.GetValueForVariablePath("tt[3]").IsValid())
diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/data-formatter/data-formatter-stl/libstdcpp/tuple/main.cpp b/lldb/packages/Python/lldbsuite/test/functionalities/data-formatter/data-formatter-stl/libstdcpp/tuple/main.cpp
new file mode 100644
index 00000000000..7247742ee6b
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/functionalities/data-formatter/data-formatter-stl/libstdcpp/tuple/main.cpp
@@ -0,0 +1,9 @@
+#include <memory>
+#include <string>
+
+int main() {
+  std::tuple<int> ti{1};
+  std::tuple<std::string> ts{"foobar"};
+  std::tuple<int, std::string, int> tt{1, "baz", 2};
+  return 0; // Set break point at this line.
+}