1 files changed, 69 insertions, 0 deletions
diff --git a/lldb/test/tools/lldb-mi/variable/TestMiGdbSetShowPrint.py b/lldb/test/tools/lldb-mi/variable/TestMiGdbSetShowPrint.py
new file mode 100644
index 00000000000..19284468137
--- /dev/null
+++ b/lldb/test/tools/lldb-mi/variable/TestMiGdbSetShowPrint.py
@@ -0,0 +1,69 @@
+"""
+Test lldb-mi -gdb-set and -gdb-show commands for 'print option-name'.
+"""
+
+import lldbmi_testcase
+from lldbtest import *
+import unittest2
+
+class MiGdbSetShowTestCase(lldbmi_testcase.MiTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    @lldbmi_test
+    @expectedFailureWindows("llvm.org/pr22274: need a pexpect replacement for windows")
+    def test_lldbmi_gdb_set_show_print_char_array_as_string(self):
+        """Test that 'lldb-mi --interpreter' can print array of chars as string."""
+
+        self.spawnLldbMi(args = None)
+
+        # Load executable
+        self.runCmd("-file-exec-and-symbols %s" % self.myexe)
+        self.expect("\^done")
+
+        # Run to BP_gdb_set_show_print_char_array_as_string_test
+        line = line_number('main.cpp', '// BP_gdb_set_show_print_char_array_as_string_test')
+        self.runCmd("-break-insert main.cpp:%d" % line)
+        self.expect("\^done,bkpt={number=\"1\"")
+        self.runCmd("-exec-run")
+        self.expect("\^running")
+        self.expect("\*stopped,reason=\"breakpoint-hit\"")
+
+        # Test that default print char-array-as-string value is "off"
+        self.runCmd("-gdb-show print char-array-as-string")
+        self.expect("\^done,value=\"off\"")
+
+        # Test that an char* is expanded to string when print char-array-as-string is "off"
+        self.runCmd("-var-create var1 * string_ptr")
+        self.expect("\^done,name=\"var1\",numchild=\"1\",value=\"0x[0-9a-f]+ \\\\\\\"string - const char \*\\\\\\\"\",type=\"const char \*\",thread-id=\"1\",has_more=\"0\"")
+
+        # Test that an char[] isn't expanded to string when print char-array-as-string is "off"
+        self.runCmd("-var-create var2 * string_arr")
+        self.expect("\^done,name=\"var2\",numchild=\"17\",value=\"\[17\]\",type=\"const char \[17\]\",thread-id=\"1\",has_more=\"0\"")
+
+        # Test that -gdb-set can set print char-array-as-string flag
+        self.runCmd("-gdb-set print char-array-as-string on")
+        self.expect("\^done")
+        self.runCmd("-gdb-set print char-array-as-string 1")
+        self.expect("\^done")
+        self.runCmd("-gdb-show print char-array-as-string")
+        self.expect("\^done,value=\"on\"")
+
+        # Test that an char* is expanded to string when print char-array-as-string is "on"
+        self.runCmd("-var-create var1 * string_ptr")
+        self.expect("\^done,name=\"var1\",numchild=\"1\",value=\"0x[0-9a-f]+ \\\\\\\"string - const char \*\\\\\\\"\",type=\"const char \*\",thread-id=\"1\",has_more=\"0\"")
+
+        # Test that an char[] isn't expanded to string when print char-array-as-string is "on"
+        self.runCmd("-var-create var2 * string_arr")
+        self.expect("\^done,name=\"var2\",numchild=\"17\",value=\"\\\\\\\"string - char \[\]\\\\\\\"\",type=\"const char \[17\]\",thread-id=\"1\",has_more=\"0\"")
+
+        # Test that -gdb-set print char-array-as-string fails if "on"/"off" isn't specified
+        self.runCmd("-gdb-set print char-array-as-string")
+        self.expect("\^error,msg=\"The request ''print' expects option-name and \"on\" or \"off\"' failed.\"")
+
+        # Test that -gdb-set print char-array-as-string fails when option is unknown
+        self.runCmd("-gdb-set print char-array-as-string unknown")
+        self.expect("\^error,msg=\"The request ''print' expects option-name and \"on\" or \"off\"' failed.\"")
+
+if __name__ == '__main__':
+    unittest2.main()