[Libguestfs] [hivex PATCH] ruby: improve test functions

[Richard W.M. Jones]

On Thu, Jan 17, 2019 at 11:40:09AM +0100, Pino Toscano wrote:
> Use better functions to check for proper values instead of assert:
> - refute_nil for non-null functions
> - assert_equal for checking equality
> 
> Also, make sure that the parameters for assert_equal are correct:
> expected value, then got value.
> ---
>  ruby/tests/tc_120_rlenvalue.rb |  4 ++--
>  ruby/tests/tc_130_special.rb   | 12 ++++++------
>  ruby/tests/tc_200_write.rb     |  4 ++--
>  ruby/tests/tc_210_setvalue.rb  | 20 ++++++++++----------
>  4 files changed, 20 insertions(+), 20 deletions(-)
> 
> diff --git a/ruby/tests/tc_120_rlenvalue.rb b/ruby/tests/tc_120_rlenvalue.rb
> index 6c03f43..6a2fb72 100644
> --- a/ruby/tests/tc_120_rlenvalue.rb
> +++ b/ruby/tests/tc_120_rlenvalue.rb
> @@ -37,7 +37,7 @@ class TestRLenValue < MiniTest::Unit::TestCase
>      moderate_value_value = h.node_get_value(moderate_value_node, "33Bytes")
>  
>      r = h.value_data_cell_offset(moderate_value_value)
> -    assert_equal(r[:len], 37)
> -    assert_equal(r[:off], 8712)
> +    assert_equal(37, r[:len])
> +    assert_equal(8712, r[:off])
>    end
>  end
> diff --git a/ruby/tests/tc_130_special.rb b/ruby/tests/tc_130_special.rb
> index 282b288..7570824 100644
> --- a/ruby/tests/tc_130_special.rb
> +++ b/ruby/tests/tc_130_special.rb
> @@ -13,17 +13,17 @@ class TestRLenValue < MiniTest::Unit::TestCase
>  
>      nodes = h.node_children (root)
>      node = nodes.find { |n| h.node_name(n) == "abcd_äöüß" }
> -    assert node != nil
> +    refute_nil(node)
>      value = h.node_values(node).find { |v| h.value_key(v) == "abcd_äöüß" }
> -    assert value != nil
> +    refute_nil(value)
>      node = nodes.find { |n| h.node_name(n) == "zero\0key" }
> -    assert node != nil
> +    refute_nil(node)
>      value = h.node_values(node).find { |v| h.value_key(v) == "zero\0val" }
> -    assert value != nil
> +    refute_nil(value)
>      node = nodes.find { |n| h.node_name(n) == "weird™" }
> -    assert node != nil
> +    refute_nil(node)
>      value = h.node_values(node).find { |v| h.value_key(v) == "symbols $£₤₧€" }
> -    assert value != nil
> +    refute_nil(value)
>  
>    end
>  end
> diff --git a/ruby/tests/tc_200_write.rb b/ruby/tests/tc_200_write.rb
> index 327d0a8..463283e 100644
> --- a/ruby/tests/tc_200_write.rb
> +++ b/ruby/tests/tc_200_write.rb
> @@ -23,12 +23,12 @@ class TestWrite < MiniTest::Unit::TestCase
>      refute_nil (h)
>  
>      root = h.root()
> -    assert (root)
> +    refute_nil (root)
>  
>      h.node_add_child(root, "A")
>      h.node_add_child(root, "B")
>      b = h.node_get_child(root, "B")
> -    assert (b)
> +    refute_nil (b)
>  
>      values = [
>                { :key => "Key1", :type => 3, :value => "ABC" },
> diff --git a/ruby/tests/tc_210_setvalue.rb b/ruby/tests/tc_210_setvalue.rb
> index 62ffd99..736b073 100644
> --- a/ruby/tests/tc_210_setvalue.rb
> +++ b/ruby/tests/tc_210_setvalue.rb
> @@ -23,7 +23,7 @@ class TestSetValue < MiniTest::Unit::TestCase
>      refute_nil (h)
>  
>      root = h.root()
> -    assert (root)
> +    refute_nil (root)
>  
>      h.node_add_child(root, "B")
>      b = h.node_get_child(root, "B")
> @@ -42,21 +42,21 @@ class TestSetValue < MiniTest::Unit::TestCase
>  
>      val = h.node_get_value(b, "Key1")
>      hash = h.value_value(val)
> -    assert (hash[:type] == 3)
> -    assert (hash[:value] == "JKL")
> -    assert (hash[:len] == 3)
> +    assert_equal(3, hash[:type])
> +    assert_equal("JKL", hash[:value])
> +    assert_equal(3, hash[:len])
>  
>      val = h.node_get_value(b, "Key2")
>      hash = h.value_value(val)
> -    assert (hash[:type] == 2)
> -    assert (hash[:value] == "DEF")
> -    assert (hash[:len] == 3)
> +    assert_equal(2, hash[:type])
> +    assert_equal("DEF", hash[:value])
> +    assert_equal(3, hash[:len])
>  
>      val = h.node_get_value(b, "Key3")
>      hash = h.value_value(val)
> -    assert (hash[:type] == 3)
> -    assert (hash[:value] == "GHI")
> -    assert (hash[:len] == 3)
> +    assert_equal(3, hash[:type])
> +    assert_equal("GHI", hash[:value])
> +    assert_equal(3, hash[:len])
>  
>      # Don't actually commit here because that would overwrite
>      # the original file.

ACK

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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