24 lines
660 B
Python
24 lines
660 B
Python
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import codewars_test as test
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from solution import simplify
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test.it("Test reduction by equivalence")
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test.assert_equals(simplify("dc+dcba"), "cd+abcd")
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test.assert_equals(simplify("2xy-yx"),"xy")
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test.assert_equals(simplify("-a+5ab+3a-c-2a"),"-c+5ab")
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test.it("Test monomial length ordering")
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test.assert_equals(simplify("-abc+3a+2ac"),"3a+2ac-abc")
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test.assert_equals(simplify("xyz-xz"),"-xz+xyz")
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test.it("Test lexicographic ordering")
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test.assert_equals(simplify("a+ca-ab"),"a-ab+ac")
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test.assert_equals(simplify("xzy+zby"),"byz+xyz")
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test.it("Test no leading +")
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test.assert_equals(simplify("-y+x"),"x-y")
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test.assert_equals(simplify("y-x"),"-x+y")
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