17 lines
357 B
Ruby
17 lines
357 B
Ruby
require_relative 'main'
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require 'test/unit'
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class TestLCP < Test::Unit::TestCase
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def test_simple
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assert_equal('fl', longest_common_prefix(%w[flower flow flight]))
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end
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def test_empty_prefix
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assert_equal('', longest_common_prefix(%w[dog racecar car]))
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end
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def test_empty_string
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assert_equal('', longest_common_prefix(['']))
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end
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end
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