[lldb][NFC] Add tests for invalid command invocations

llvm-svn: 369506

6 files changed, 93 insertions, 0 deletions

diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/apropos/TestApropos.py b/lldb/packages/Python/lldbsuite/test/functionalities/apropos/TestApropos.py
new file mode 100644
index 00000000000..f84477159d4
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/functionalities/apropos/TestApropos.py
@@ -0,0 +1,19 @@
+import lldb
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test.decorators import *
+
+class AproposTestCase(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def setUp(self):
+        TestBase.setUp(self)
+
+    @no_debug_info_test
+    def test_apropos(self):
+        self.expect("apropos", error=True,
+                    substrs=[' must be called with exactly one argument'])
+        self.expect("apropos a b", error=True,
+                    substrs=[' must be called with exactly one argument'])
+        self.expect("apropos ''", error=True,
+                    substrs=['\'\' is not a valid search word'])
diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/completion/TestCompletion.py b/lldb/packages/Python/lldbsuite/test/functionalities/completion/TestCompletion.py
index 1b97c3b0333..d41666a1866 100644
--- a/lldb/packages/Python/lldbsuite/test/functionalities/completion/TestCompletion.py
+++ b/lldb/packages/Python/lldbsuite/test/functionalities/completion/TestCompletion.py
@@ -91,6 +91,10 @@ class CommandLineCompletionTestCase(TestBase):
                                'arm64'])
 
     @skipIfFreeBSD  # timing out on the FreeBSD buildbot
+    def test_plugin_load(self):
+        self.complete_from_to('plugin load ', [])
+
+    @skipIfFreeBSD  # timing out on the FreeBSD buildbot
     def test_quoted_command(self):
         self.complete_from_to('"set',
                               ['"settings" '])
diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/plugins/commands/TestPluginCommands.py b/lldb/packages/Python/lldbsuite/test/functionalities/plugins/commands/TestPluginCommands.py
index 39c1f7be559..e81d4076574 100644
--- a/lldb/packages/Python/lldbsuite/test/functionalities/plugins/commands/TestPluginCommands.py
+++ b/lldb/packages/Python/lldbsuite/test/functionalities/plugins/commands/TestPluginCommands.py
@@ -64,3 +64,15 @@ class PluginCommandTestCase(TestBase):
             print(retobj.GetOutput())
 
         self.expect(retobj, substrs=['abc def ghi'], exe=False)
+
+    @no_debug_info_test
+    def test_invalid_plugin_invocation(self):
+        self.expect("plugin load a b",
+                    error=True, startstr="error: 'plugin load' requires one argument")
+        self.expect("plugin load",
+                    error=True, startstr="error: 'plugin load' requires one argument")
+
+    @no_debug_info_test
+    def test_invalid_plugin_target(self):
+        self.expect("plugin load ThisIsNotAValidPluginName",
+                    error=True, startstr="error: no such file")
diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/reproducer/TestReproducer.py b/lldb/packages/Python/lldbsuite/test/functionalities/reproducer/TestReproducer.py
new file mode 100644
index 00000000000..bb013409ace
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/functionalities/reproducer/TestReproducer.py
@@ -0,0 +1,20 @@
+import lldb
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test.decorators import *
+
+class ReproducerTestCase(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def setUp(self):
+        TestBase.setUp(self)
+
+    @no_debug_info_test
+    def test_reproducer_generate_invalid_invocation(self):
+        self.expect("reproducer generate f", error=True,
+                    substrs=["'reproducer generate' takes no arguments"])
+
+    @no_debug_info_test
+    def test_reproducer_status_invalid_invocation(self):
+        self.expect("reproducer status f", error=True,
+                    substrs=["'reproducer status' takes no arguments"])
diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/version/TestVersion.py b/lldb/packages/Python/lldbsuite/test/functionalities/version/TestVersion.py
new file mode 100644
index 00000000000..ec449fd0c39
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/functionalities/version/TestVersion.py
@@ -0,0 +1,22 @@
+import lldb
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test.decorators import *
+
+class VersionTestCase(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def setUp(self):
+        TestBase.setUp(self)
+
+    @no_debug_info_test
+    def test_version(self):
+        # Should work even when people patch the output,
+        # so let's just assume that every vendor at least mentions
+        # 'lldb' in their version string.
+        self.expect("version", substrs=['lldb'])
+
+    @no_debug_info_test
+    def test_version_invalid_invocation(self):
+        self.expect("version a", error=True,
+                    substrs=['the version command takes no arguments.'])
diff --git a/lldb/packages/Python/lldbsuite/test/help/TestHelp.py b/lldb/packages/Python/lldbsuite/test/help/TestHelp.py
index ea67b197ce9..55bcbd02be7 100644
--- a/lldb/packages/Python/lldbsuite/test/help/TestHelp.py
+++ b/lldb/packages/Python/lldbsuite/test/help/TestHelp.py
@@ -240,6 +240,22 @@ class HelpCommandTestCase(TestBase):
                     substrs=["'alongaliasna' is an abbreviation for 'help'"])
 
     @no_debug_info_test
+    def test_hidden_help(self):
+        self.expect("help -h",
+                    substrs=["_regexp-bt"])
+
+    @no_debug_info_test
+    def test_help_ambiguous(self):
+        self.expect("help g",
+                    substrs=["Help requested with ambiguous command name, possible completions:",
+                             "gdb-remote", "gui"])
+
+    @no_debug_info_test
+    def test_help_unknown_flag(self):
+        self.expect("help -z", error=True,
+                    substrs=["unknown or ambiguous option"])
+
+    @no_debug_info_test
     def test_help_format_output(self):
         """Test that help output reaches TerminalWidth."""
         self.runCmd(