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require 'test/unit'
class TestCLI < Test::Unit::TestCase
def test_cli
assert_equal "test/fixtures/bar.h: 11 lines (7 sloc)\n extension: .h\n language: C++\n", `bundle exec ruby bin/language_sniffer test/fixtures/bar.h`
assert_equal "usage: language_sniffer <file>\n", `bundle exec ruby bin/language_sniffer 2>&1`
assert_equal "Cannot parse a whole directory\n", `bundle exec ruby bin/language_sniffer lib 2>&1`
end
end