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require 'test/unit'
require 'matrix'
class TestVector < Test::Unit::TestCase
def setup
@v1 = Vector[1,2,3]
@v2 = Vector[1,2,3]
@v3 = @v1.clone
@v4 = Vector[1,0, 2.0, 3.0]
@w1 = Vector[2,3,4]
end
def test_identity
assert_same @v1, @v1
assert_not_same @v1, @v2
assert_not_same @v1, @v3
assert_not_same @v1, @v4
assert_not_same @v1, @w1
end
def test_equality
assert_equal @v1, @v1
assert_equal @v1, @v2
assert_equal @v1, @v3
assert_not_equal @v1, @v4
assert_not_equal @v1, @w1
end
def test_hash_equality
assert @v1.eql?(@v1)
assert @v1.eql?(@v2)
assert @v1.eql?(@v3)
assert !@v1.eql?(@v4)
assert !@v1.eql?(@w1)
hash = { @v1 => :value }
assert hash.key?(@v1)
assert hash.key?(@v2)
assert hash.key?(@v3)
assert !hash.key?(@v4)
assert !hash.key?(@w1)
end
end
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