ruby/qtruby/test/unittests.rb

   1 require 'Qt'
   2 require 'test/unit'
   3
   4 class TestQtRuby < Test::Unit::TestCase
   5
   6   def setup
   7     @app = Qt::Application.instance || Qt::Application.new(ARGV)
   8     assert @app
   9   end
  10
  11   def test_link_against_qt4
  12     assert_raise(NoMethodError) { @app.setMainWidget(nil) }
  13   end
  14
  15   def test_qapplication_methods
  16    assert @app == Qt::Application::instance
  17    assert @app == Qt::CoreApplication::instance
  18    assert @app == Qt::Application.instance
  19    assert @app == Qt::CoreApplication.instance
  20    assert @app == $qApp
  21   end
  22
  23   def test_qapplication_inheritance
  24    assert @app.inherits("Qt::Application")
  25    assert @app.inherits("Qt::CoreApplication")
  26    assert @app.inherits("Qt::Object")
  27   end
  28
  29   def test_widget_inheritance
  30     widget = Qt::Widget.new(nil)
  31     assert widget.inherits("Qt::Widget")
  32     assert widget.inherits("Qt::Object")
  33     assert widget.inherits("QObject")
  34   end
  35
  36   def test_qstring_marshall
  37     widget = Qt::Widget.new(nil)
  38     assert widget.objectName.nil?
  39     widget.objectName = "Barney"
  40     assert widget.objectName == "Barney"
  41   end
  42
  43   def test_widgetlist
  44     w1 = Qt::Widget.new(nil)
  45     w2 = Qt::Widget.new(w1)
  46     w3 = Qt::Widget.new(w1)
  47     w4 = Qt::Widget.new(w2)
  48
  49     assert w1.children == [ w2, w3 ]
  50   end
  51
  52   def test_find_children
  53     w = Qt::Widget.new(nil)
  54     assert_raise(TypeError) { w.findChildren(nil) }
  55
  56     assert w.findChildren(Qt::Widget) == [ ]
  57     w2 = Qt::Widget.new(w)
  58
  59     assert w.findChildren(Qt::Widget) == [ w2 ]
  60     assert w.findChildren(Qt::Object) == [ w2 ]
  61     assert w.findChildren(Qt::LineEdit) == [ ]
  62     assert w.findChildren(Qt::Widget,"Bob") == [ ]
  63     assert w.findChildren(Qt::Object,"Bob") == [ ]
  64
  65     w2.objectName = "Bob"
  66
  67     assert w.findChildren(Qt::Widget) == [ w2 ]
  68     assert w.findChildren(Qt::Object) == [ w2 ]
  69     assert w.findChildren(Qt::Widget,"Bob") == [ w2 ]
  70     assert w.findChildren(Qt::Object,"Bob") == [ w2 ]
  71     assert w.findChildren(Qt::LineEdit, "Bob") == [ ]
  72
  73     w3 = Qt::Widget.new(w)
  74     w4 = Qt::LineEdit.new(w2)
  75     w4.setObjectName("Bob")
  76
  77     assert w.findChildren(Qt::Widget) == [ w4, w2, w3 ]
  78     assert w.findChildren(Qt::LineEdit) == [ w4 ]
  79     assert w.findChildren(Qt::Widget,"Bob") == [ w4, w2 ]
  80     assert w.findChildren(Qt::LineEdit,"Bob") == [ w4 ]
  81   end
  82
  83   def test_find_child
  84     w = Qt::Widget.new(nil)
  85     assert_raise(TypeError) { w.findChild(nil) }
  86
  87     assert_nil w.findChild(Qt::Widget)
  88     w2 = Qt::Widget.new(w)
  89
  90     w3 = Qt::Widget.new(w)
  91     w3.objectName = "Bob"
  92     w4 = Qt::LineEdit.new(w2)
  93     w4.objectName = "Bob"
  94
  95     assert w.findChild(Qt::Widget,"Bob") == w3
  96     assert w.findChild(Qt::LineEdit,"Bob") == w4
  97   end
  98
  99   def test_boolean_marshalling
 100     assert Qt::Variant.new(true).toBool
 101     assert !Qt::Variant.new(false).toBool
 102
 103     assert !Qt::Boolean.new(true).nil?
 104     assert Qt::Boolean.new(false).nil?
 105
 106     # Invalid variant conversion should change b to false
 107     b = Qt::Boolean.new(true)
 108     v = Qt::Variant.new("Blah")
 109     v.toInt(b);
 110
 111     assert b.nil?
 112   end
 113
 114   def test_intp_marshalling
 115     assert Qt::Integer.new(100).value == 100
 116   end
 117
 118   def test_variant_conversions
 119     v = Qt::Variant.new(Qt::Variant::Invalid)
 120
 121     assert !v.isValid
 122     assert v.isNull
 123
 124     v = Qt::Variant.new(55)
 125     assert v.toInt == 55
 126     assert v.toUInt == 55
 127     assert v.toLongLong == 55
 128     assert v.toULongLong == 55
 129     assert Qt::Variant.new(-55).toLongLong == -55
 130     assert Qt::Variant.new(-55).toULongLong == 18446744073709551561
 131     assert v.toDouble == 55.0
 132     assert v.toChar == Qt::Char.new(55)
 133     assert v.toString == "55"
 134     assert v.toStringList == [ ]
 135
 136
 137     assert Qt::Variant.new("Blah").toStringList == [ "Blah" ]
 138
 139     assert Qt::Variant.new(Qt::Size.new(30,40)).toSize == Qt::Size.new(30,40)
 140     assert Qt::Variant.new(Qt::SizeF.new(20,30)).toSizeF == Qt::SizeF.new(20,30)
 141
 142     assert Qt::Variant.new(Qt::Rect.new(30,40,10,10)).toRect == Qt::Rect.new(30,40,10,10)
 143     assert Qt::Variant.new(Qt::RectF.new(20,30,10,10)).toRectF == Qt::RectF.new(20,30,10,10)
 144
 145     assert Qt::Variant.new(Qt::Point.new(30,40)).toPoint == Qt::Point.new(30,40)
 146     assert Qt::Variant.new(Qt::PointF.new(20,30)).toPointF == Qt::PointF.new(20,30)
 147
 148
 149   end
 150
 151 end