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polynomials: Add tests for Euclidean division

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Add a couple of tests for Euclidean division and remainder.
This commit is contained in:
Christophe de Dinechin 2024-05-04 01:27:03 +02:00
parent 160cfbe2d1
commit ca7a180984
1 changed files with 18 additions and 0 deletions
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18
src/tests.cc
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@ -7032,6 +7032,24 @@ void tests::polynomials()
step("Adding back one fo the original variables")
.test("'X'", ENTER, ADD)
.expect("ⓅX");
step("Multiplication of simple polynomials")
.test(NOSHIFT, F1, "X-Y", ENTER, NOSHIFT, F1, "X+Y", ENTER, MUL)
.expect("ⓅX↑2-Y↑2");
step("Polynomial euclidean division")
.test(NOSHIFT, F1, "X-Y", ENTER, DIV)
.expect("ⓅX+Y");
step("Polynomial exponentiation")
.test("3", LSHIFT, B)
.expect("ⓅX↑3+3·X↑2·Y+3·X·Y↑2+Y↑3");
step("Polynomial division with remainder")
.test(NOSHIFT, F1, "X-Y", ENTER, DIV)
.expect("ⓅX↑2+4·X·Y+7·Y↑2");
step("Polynomial remainder")
.test(LSHIFT, M, "rem", ENTER)
.expect("Ⓟ8·Y↑3");
step("Checking result")
.test(NOSHIFT, M, F1, "X-Y", ENTER, MUL, ADD)
.expect("ⓅY↑3+X↑3+3·X↑2·Y+3·X·Y↑2");
step("Restore default rendering for polynomials")
.test(CLEAR, "'PrefixPolynomialRender' purge", ENTER).noerror();