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nigel.stanger
/
process_podcast
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Added test of quoted command string (ref #31).
master
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b8a9f65
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9f6bbcbba9f6237fd05a26fb3abe7e9e82c9b4b4
Nigel Stanger
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on 18 Sep 2018
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test_shell_command.py
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test_shell_command.py
import unittest from shell_command import ( ShellCommand, ConvertCommand, FFmpegConcatCommand, FFprobeCommand ) class TestShellCommand(unittest.TestCase): """Test the ShellCommand class. """ # Local ShellCommand. command = None def setUp(self): """Initialisation. Make sure the input and output options are explicitly set to [] otherwise they hang around from previous tests. """ self.command = ShellCommand(input_options=[], output_options=[]) def tearDown(self): """Cleanup. """ self.command = None def test_shellquote(self): """Test static method ShellCommand.shellquote(). """ # None => None self.assertIsNone(ShellCommand.shellquote(None)) # (empty string) => (empty string) self.assertEqual(ShellCommand.shellquote(""), "") # (blank) => " " (one or more) self.assertEqual(ShellCommand.shellquote(" "), '" "') self.assertEqual(ShellCommand.shellquote(" "), '" "') # foobar => foobar self.assertEqual(ShellCommand.shellquote("foobar"), "foobar") # foo bar => "foo bar" self.assertEqual(ShellCommand.shellquote("foo bar"), '"foo bar"') # "foobar" => '"foobar"' self.assertEqual(ShellCommand.shellquote('"foobar"'), '\'"foobar"\'') # 'foobar' => 'foobar' self.assertEqual(ShellCommand.shellquote("'foobar'"), "'foobar'") # foo 'bar' => "foo 'bar'" self.assertEqual( ShellCommand.shellquote("foo 'bar'"), '"foo \'bar\'"') # foo"bar => 'foo"bar' self.assertEqual(ShellCommand.shellquote('foo"bar'), '\'foo"bar\'') # foo.bar => "foo.bar" self.assertEqual(ShellCommand.shellquote("foo.bar"), '"foo.bar"') # foo(bar) => "foo(bar)" self.assertEqual(ShellCommand.shellquote("foo(bar)"), '"foo(bar)"') # [foobar] => "[foobar]" self.assertEqual(ShellCommand.shellquote("[foobar]"), '"[foobar]"') # foo[bar => "foo[bar" self.assertEqual(ShellCommand.shellquote("foo[bar"), '"foo[bar"') # /foo/bar => /foo/bar self.assertEqual(ShellCommand.shellquote("/foo/bar"), "/foo/bar") # -f => -f self.assertEqual(ShellCommand.shellquote("-f"), "-f") # --foobar => --foobar self.assertEqual(ShellCommand.shellquote("--foobar"), "--foobar") # ( => \( self.assertEqual(ShellCommand.shellquote("("), r"\(") # ) => \) self.assertEqual(ShellCommand.shellquote(")"), r"\)") # ' => "'" self.assertEqual(ShellCommand.shellquote("'"), '"\'"') def test_append_input_options(self): """Test method ShellCommand.append_input_options(). """ # input_options should be [] initially self.assertEqual(self.command.input_options, []) # append [] => [] self.command.append_input_options([]) self.assertEqual(self.command.input_options, []) # append ["foo"] => ["foo"] self.command.append_input_options(["foo"]) self.assertEqual(self.command.input_options, ["foo"]) # append ["bar"] => ["foo", "bar"] self.command.append_input_options(["bar"]) self.assertEqual(self.command.input_options, ["foo", "bar"]) # append ["baz", 42] => ["foo", "bar", "baz", 42] self.command.append_input_options(["baz", 42]) self.assertEqual( self.command.input_options, ["foo", "bar", "baz", 42]) def test_prepend_input_options(self): """Test method ShellCommand.prepend_input_options(). """ # input_options should be [] initially self.assertEqual(self.command.input_options, []) # prepend [] => [] self.command.prepend_input_options([]) self.assertEqual(self.command.input_options, []) # prepend ["foo"] => ["foo"] self.command.prepend_input_options(["foo"]) self.assertEqual(self.command.input_options, ["foo"]) # prepend ["bar"] => ["bar", "foo"] self.command.prepend_input_options(["bar"]) self.assertEqual(self.command.input_options, ["bar", "foo"]) # prepend ["baz", 42] => ["baz", 42, "bar", "foo"] self.command.prepend_input_options(["baz", 42]) self.assertEqual self.command.input_options, ["baz", 42, "bar", "foo"]) def test_append_output_options(self): """Test method ShellCommand.append_output_options(). """ # output_options should be [] initially self.assertEqual(self.command.output_options, []) # append [] => [] self.command.append_output_options([]) self.assertEqual(self.command.output_options, []) # append ["foo"] => ["foo"] self.command.append_output_options(["foo"]) self.assertEqual(self.command.output_options, ["foo"]) # append ["bar"] => ["foo", "bar"] self.command.append_output_options(["bar"]) self.assertEqual(self.command.output_options, ["foo", "bar"]) # append ["baz", 42] => ["foo", "bar", "baz", 42] self.command.append_output_options(["baz", 42]) self.assertEqual( self.command.output_options, ["foo", "bar", "baz", 42]) def test_prepend_output_options(self): """Test method ShellCommand.prepend_output_options. """ # output_options should be [] initially self.assertEqual(self.command.output_options, []) # prepend [] => [] self.command.prepend_output_options([]) self.assertEqual(self.command.output_options, []) # prepend ["foo"] => ["foo"] self.command.prepend_output_options(["foo"]) self.assertEqual(self.command.output_options, ["foo"]) # prepend ["bar"] => ["bar", "foo"] self.command.prepend_output_options(["bar"]) self.assertEqual(self.command.output_options, ["bar", "foo"]) # prepend ["baz", 42] => ["baz", 42, "bar", "foo"] self.command.prepend_output_options(["baz", 42]) self.assertEqual( self.command.output_options, ["baz", 42, "bar", "foo"]) def test_executable_string(self): """Test method ShellCommand.executable_string(). """ # Always "" in the base class. self.assertEqual(self.command.executable_string(quote=False), "") self.assertEqual(self.command.executable_string(quote=True), "") def test_argument_string(self): """Test method ShellCommand.argument_string(). """ # Always "" in the base class. self.assertEqual(self.command.argument_string(quote=False), "") self.assertEqual(self.command.argument_string(quote=True), "") def test_argument_list(self): """Test method ShellCommand.argument_list(). """ # Always [] in the base class. self.assertEqual(self.command.argument_list(), []) def test_command_string(self): """Test method ShellCommand.command_string(). """ # Always " " in the base class. self.assertEqual(self.command.command_string(quote=False), " ") # Subtlety: command_string() passes the quote argument on to # executable_string() and argument_string(). Thus, the result # should be " " regardless of the value of quote. self.assertEqual(self.command.command_string(quote=True), " ") # Add an option that needs to be quoted. self.command.append_output_options(["argle bargle"]) self.assertEqual( self.command.command_string(quote=True), ' "argle bargle"') def test_process_pattern(self): """ Test method ShellCommand.process_pattern(). """ # True on EOF (0) self.assertTrue(self.command.process_pattern(0)) # False on anythingthing else self.assertFalse(self.command.process_pattern(1)) self.assertFalse(self.command.process_pattern(-1)) self.assertFalse(self.command.process_pattern(None)) # The following two will require mocking of pexpect? def test_run(self): """Test method ShellCommand.run(). """ pass def test_get_output(self): """Test method ShellCommand.get_output(). """ pass
import unittest from shell_command import ( ShellCommand, ConvertCommand, FFmpegConcatCommand, FFprobeCommand ) class TestShellCommand(unittest.TestCase): """Test the ShellCommand class. """ # Local ShellCommand. command = None def setUp(self): """Initialisation. Make sure the input and output options are explicitly set to [] otherwise they hang around from previous tests. """ self.command = ShellCommand(input_options=[], output_options=[]) def tearDown(self): """Cleanup. """ self.command = None def test_shellquote(self): """Test static method ShellCommand.shellquote(). """ # None => None self.assertIsNone(ShellCommand.shellquote(None)) # (empty string) => (empty string) self.assertEqual(ShellCommand.shellquote(""), "") # (blank) => " " (one or more) self.assertEqual(ShellCommand.shellquote(" "), '" "') self.assertEqual(ShellCommand.shellquote(" "), '" "') # foobar => foobar self.assertEqual(ShellCommand.shellquote("foobar"), "foobar") # foo bar => "foo bar" self.assertEqual(ShellCommand.shellquote("foo bar"), '"foo bar"') # "foobar" => '"foobar"' self.assertEqual(ShellCommand.shellquote('"foobar"'), '\'"foobar"\'') # 'foobar' => 'foobar' self.assertEqual(ShellCommand.shellquote("'foobar'"), "'foobar'") # foo 'bar' => "foo 'bar'" self.assertEqual(ShellCommand.shellquote("foo 'bar'"), '"foo \'bar\'"') # foo"bar => 'foo"bar' self.assertEqual(ShellCommand.shellquote('foo"bar'), '\'foo"bar\'') # foo.bar => "foo.bar" self.assertEqual(ShellCommand.shellquote("foo.bar"), '"foo.bar"') # foo(bar) => "foo(bar)" self.assertEqual(ShellCommand.shellquote("foo(bar)"), '"foo(bar)"') # [foobar] => "[foobar]" self.assertEqual(ShellCommand.shellquote("[foobar]"), '"[foobar]"') # foo[bar => "foo[bar" self.assertEqual(ShellCommand.shellquote("foo[bar"), '"foo[bar"') # /foo/bar => /foo/bar self.assertEqual(ShellCommand.shellquote("/foo/bar"), "/foo/bar") # -f => -f self.assertEqual(ShellCommand.shellquote("-f"), "-f") # --foobar => --foobar self.assertEqual(ShellCommand.shellquote("--foobar"), "--foobar") # ( => \( self.assertEqual(ShellCommand.shellquote("("), r"\(") # ) => \) self.assertEqual(ShellCommand.shellquote(")"), r"\)") # ' => "'" self.assertEqual(ShellCommand.shellquote("'"), '"\'"') def test_append_input_options(self): """Test method ShellCommand.append_input_options(). """ # input_options should be [] initially self.assertEqual(self.command.input_options, []) # append [] => [] self.command.append_input_options([]) self.assertEqual(self.command.input_options, []) # append ["foo"] => ["foo"] self.command.append_input_options(["foo"]) self.assertEqual(self.command.input_options, ["foo"]) # append ["bar"] => ["foo", "bar"] self.command.append_input_options(["bar"]) self.assertEqual(self.command.input_options, ["foo", "bar"]) # append ["baz", 42] => ["foo", "bar", "baz", 42] self.command.append_input_options(["baz", 42]) self.assertEqual(self.command.input_options, ["foo", "bar", "baz", 42]) def test_prepend_input_options(self): """Test method ShellCommand.prepend_input_options(). """ # input_options should be [] initially self.assertEqual(self.command.input_options, []) # prepend [] => [] self.command.prepend_input_options([]) self.assertEqual(self.command.input_options, []) # prepend ["foo"] => ["foo"] self.command.prepend_input_options(["foo"]) self.assertEqual(self.command.input_options, ["foo"]) # prepend ["bar"] => ["bar", "foo"] self.command.prepend_input_options(["bar"]) self.assertEqual(self.command.input_options, ["bar", "foo"]) # prepend ["baz", 42] => ["baz", 42, "bar", "foo"] self.command.prepend_input_options(["baz", 42]) self.assertEqual(self.command.input_options, ["baz", 42, "bar", "foo"]) def test_append_output_options(self): """Test method ShellCommand.append_output_options(). """ # output_options should be [] initially self.assertEqual(self.command.output_options, []) # append [] => [] self.command.append_output_options([]) self.assertEqual(self.command.output_options, []) # append ["foo"] => ["foo"] self.command.append_output_options(["foo"]) self.assertEqual(self.command.output_options, ["foo"]) # append ["bar"] => ["foo", "bar"] self.command.append_output_options(["bar"]) self.assertEqual(self.command.output_options, ["foo", "bar"]) # append ["baz", 42] => ["foo", "bar", "baz", 42] self.command.append_output_options(["baz", 42]) self.assertEqual(self.command.output_options, ["foo", "bar", "baz", 42]) def test_prepend_output_options(self): """Test method ShellCommand.prepend_output_options. """ # output_options should be [] initially self.assertEqual(self.command.output_options, []) # prepend [] => [] self.command.prepend_output_options([]) self.assertEqual(self.command.output_options, []) # prepend ["foo"] => ["foo"] self.command.prepend_output_options(["foo"]) self.assertEqual(self.command.output_options, ["foo"]) # prepend ["bar"] => ["bar", "foo"] self.command.prepend_output_options(["bar"]) self.assertEqual(self.command.output_options, ["bar", "foo"]) # prepend ["baz", 42] => ["baz", 42, "bar", "foo"] self.command.prepend_output_options(["baz", 42]) self.assertEqual(self.command.output_options, ["baz", 42, "bar", "foo"]) def test_executable_string(self): """Test method ShellCommand.executable_string(). """ # Always "" in the base class. self.assertEqual(self.command.executable_string(quote=False), "") self.assertEqual(self.command.executable_string(quote=True), "") def test_argument_string(self): """Test method ShellCommand.argument_string(). """ # Always "" in the base class. self.assertEqual(self.command.argument_string(quote=False), "") self.assertEqual(self.command.argument_string(quote=True), "") def test_argument_list(self): """Test method ShellCommand.argument_list(). """ # Always [] in the base class. self.assertEqual(self.command.argument_list(), []) def test_command_string(self): """Test method ShellCommand.command_string(). """ # Always " " in the base class. self.assertEqual(self.command.command_string(quote=False), " ") # Subtlety: command_string() passes the quote argument on to # executable_string() and argument_string(). Thus, the result # should be " " regardless of the value of quote. self.assertEqual(self.command.command_string(quote=True), " ") def test_process_pattern(self): """ Test method ShellCommand.process_pattern(). """ # True on EOF (0) self.assertTrue(self.command.process_pattern(0)) # False on anythingthing else self.assertFalse(self.command.process_pattern(1)) self.assertFalse(self.command.process_pattern(-1)) self.assertFalse(self.command.process_pattern(None)) # The following two will require mocking of pexpect? def test_run(self): """Test method ShellCommand.run(). """ pass def test_get_output(self): """Test method ShellCommand.get_output(). """ pass
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