require 'test/unit'

require File.join(File.dirname(__FILE__), '..', 'lib/cliutils/ext/Hash+Extensions')

class TestHashExtensions < Test::Unit::TestCase
  def test_deep_merge!
    h1 = {key: 'value', key2: ['value1', 'value2']}
    h2 = {key3: {subkey1: 'value1'}, key: 'another_value'}
    exp_result = {:key=>"another_value", :key2=>["value1", "value2"], :key3=>{:subkey1=>"value1"}}
    actual_result = h1.deep_merge!(h2)
    
    assert_equal(exp_result, actual_result)
  end
  
  def test_deep_stringify_keys
    h = {key: {subkey1: 'value1', subkey2: {subsubkey1: 'value'}}}
    exp_result = {'key' => {'subkey1' => 'value1', 'subkey2' => {'subsubkey1' => 'value'}}}
    actual_result = h.deep_stringify_keys
    
    assert_not_equal(h, actual_result)
    assert_equal(exp_result, actual_result)
  end
  
  def test_deep_stringify_keys!
    h = {key: {subkey1: 'value1', subkey2: {subsubkey1: 'value'}}}
    exp_result = {'key' => {'subkey1' => 'value1', 'subkey2' => {'subsubkey1' => 'value'}}}
    actual_result = h.deep_stringify_keys!
    
    assert_equal(h, actual_result)
    assert_equal(exp_result, actual_result)
  end
  
  def test_deep_symbolize_keys
    h = {'key' => {'subkey1' => 'value1', 'subkey2' => {'subsubkey1' => 'value'}}}
    exp_result = {key: {subkey1: 'value1', subkey2: {subsubkey1: 'value'}}}
    actual_result = h.deep_symbolize_keys
    
    assert_not_equal(h, actual_result)
    assert_equal(exp_result, actual_result)
  end

  def test_deep_symbolize_keys!
    h = {'key' => {'subkey1' => 'value1', 'subkey2' => {'subsubkey1' => 'value'}}}
    exp_result = {key: {subkey1: 'value1', subkey2: {subsubkey1: 'value'}}}
    actual_result = h.deep_symbolize_keys!
    
    assert_equal(h, actual_result)
    assert_equal(exp_result, actual_result)
  end
end