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* test/matrix/test_matrix: Add tests for trivial cases [fix GH-576]

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Patch by gogotanaka

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45526 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
marcandre 2014-04-06 17:45:28 +00:00
parent a5b6bde856
commit 1657d516e9
1 changed files with 3 additions and 0 deletions
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test/matrix/test_matrix.rb
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@ -155,7 +155,9 @@ class TestMatrix < Test::Unit::TestCase
end
def test_inverse
assert_equal(Matrix.empty(0, 0), Matrix.empty.inverse)
assert_equal(Matrix[[-1, 1], [0, -1]], Matrix[[-1, -1], [0, -1]].inverse)
assert_raise(ExceptionForMatrix::ErrDimensionMismatch) { @m1.inverse }
end
def test_determinant
@ -185,6 +187,7 @@ class TestMatrix < Test::Unit::TestCase
end
def test_scalar
assert_equal(Matrix.empty(0, 0), Matrix.scalar(0, 1))
assert_equal(Matrix[[2,0,0],[0,2,0],[0,0,2]], Matrix.scalar(3, 2))
assert_equal(Matrix[[2,0,0,0],[0,2,0,0],[0,0,2,0],[0,0,0,2]], Matrix.scalar(4, 2))
end