[lldb][NFC] Test CommandObjectMultiword functionality

A lot of commands are made up of CommandObjectMultiword with
subcommands. CommandObjectMultiword actually has some functionality
on its own that wasn't tested before.

llvm-svn: 373050

1 files changed, 34 insertions, 0 deletions

diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/multiword-commands/TestMultiWordCommands.py b/lldb/packages/Python/lldbsuite/test/functionalities/multiword-commands/TestMultiWordCommands.py
new file mode 100644
index 00000000000..12d572586c4
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/functionalities/multiword-commands/TestMultiWordCommands.py
@@ -0,0 +1,34 @@
+"""
+Test multiword commands ('platform' in this case).
+"""
+
+import lldb
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+
+class MultiwordCommandsTestCase(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    @no_debug_info_test
+    def test_ambiguous_subcommand(self):
+        self.expect("platform s", error=True,
+                    substrs=["ambiguous command 'platform s'. Possible completions:",
+                             "\tselect\n",
+                             "\tshell\n",
+                             "\tsettings\n"])
+
+    @no_debug_info_test
+    def test_empty_subcommand(self):
+        # FIXME: This has no error message.
+        self.expect("platform \"\"", error=True)
+
+    @no_debug_info_test
+    def test_help(self):
+        # <multiword> help brings up help.
+        self.expect("platform help",
+                    substrs=["Commands to manage and create platforms.",
+                             "Syntax: platform [",
+                             "The following subcommands are supported:",
+                             "connect",
+                             "Select the current platform"])