268 lines
8.5 KiB
C#
268 lines
8.5 KiB
C#
//
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// ImageTest.cs
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// - Unit tests for System.Web.UI.WebControls.Image
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//
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// Author:
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// Sebastien Pouliot <sebastien@ximian.com>
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//
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// Copyright (C) 2005 Novell, Inc (http://www.novell.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System;
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using System.IO;
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using System.Web;
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using System.Web.UI;
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using System.Web.UI.WebControls;
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using NUnit.Framework;
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namespace MonoTests.System.Web.UI.WebControls {
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public class TestImage : Image {
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public string Tag {
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get { return base.TagName; }
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}
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public StateBag StateBag {
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get { return base.ViewState; }
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}
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public string Render ()
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{
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HtmlTextWriter writer = new HtmlTextWriter (new StringWriter ());
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base.Render (writer);
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return writer.InnerWriter.ToString ();
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}
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}
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public class PokerImage : Image
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{
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public PokerImage () {
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TrackViewState ();
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}
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public object SaveState () {
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return SaveViewState ();
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}
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public void LoadState (object state) {
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LoadViewState (state);
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}
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}
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[TestFixture]
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public class ImageTest {
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private const string imageUrl = "http://www.mono-project.com/stylesheets/images.wiki.png";
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[Test]
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public void DefaultProperties ()
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{
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TestImage i = new TestImage ();
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Assert.AreEqual (0, i.Attributes.Count, "Attributes.Count");
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Assert.AreEqual (String.Empty, i.AlternateText, "AlternateText");
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Assert.IsTrue (i.Enabled, "Enabled");
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Assert.IsNotNull (i.Font, "Font");
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Assert.AreEqual (ImageAlign.NotSet, i.ImageAlign, "ImageAlign");
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Assert.AreEqual (String.Empty, i.ImageUrl, "ImageUrl");
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// this was added in Fx 1.1 SP1
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Assert.AreEqual (String.Empty, i.DescriptionUrl, "DescriptionUrl");
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#if NET_2_0
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Assert.IsFalse (i.GenerateEmptyAlternateText, "GenerateEmptyAlternateText");
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#endif
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Assert.AreEqual ("img", i.Tag, "TagName");
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Assert.AreEqual (0, i.Attributes.Count, "Attributes.Count-2");
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}
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[Test]
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public void ViewStateTest () {
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PokerImage src = new PokerImage ();
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src.Enabled = false;
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PokerImage dest = new PokerImage ();
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dest.LoadState (src.SaveState ());
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Assert.AreEqual (false, dest.Enabled, "Enabled");
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}
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[Test]
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public void NullProperties ()
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{
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TestImage i = new TestImage ();
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i.AlternateText = null;
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Assert.AreEqual (String.Empty, i.AlternateText, "AlternateText");
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i.Enabled = true;
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Assert.IsTrue (i.Enabled, "Enabled");
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i.ImageAlign = ImageAlign.NotSet;
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Assert.AreEqual (ImageAlign.NotSet, i.ImageAlign, "ImageAlign");
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i.ImageUrl = null;
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Assert.AreEqual (String.Empty, i.ImageUrl, "ImageUrl");
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i.DescriptionUrl = null;
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Assert.AreEqual (0, i.Attributes.Count, "Attributes.Count");
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Assert.AreEqual (1, i.StateBag.Count, "ViewState.Count-1");
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#if NET_2_0
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i.GenerateEmptyAlternateText = false;
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Assert.AreEqual (2, i.StateBag.Count, "ViewState.Count-2");
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#endif
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}
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[Test]
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public void CleanProperties ()
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{
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TestImage i = new TestImage ();
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i.AlternateText = "alt";
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Assert.AreEqual ("alt", i.AlternateText, "AlternateText");
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i.Enabled = false;
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i.ImageAlign = ImageAlign.Top;
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i.ImageUrl = imageUrl;
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i.DescriptionUrl = "http://www.mono-project.com/";
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#if NET_2_0
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i.GenerateEmptyAlternateText = true;
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Assert.AreEqual (5, i.StateBag.Count, "ViewState.Count");
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#else
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Assert.AreEqual (4, i.StateBag.Count, "ViewState.Count");
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#endif
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Assert.AreEqual (0, i.Attributes.Count, "Attributes.Count");
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i.AlternateText = null;
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i.Enabled = true;
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i.ImageAlign = ImageAlign.NotSet;
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i.ImageUrl = null;
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i.DescriptionUrl = null;
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#if NET_2_0
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i.GenerateEmptyAlternateText = false;
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// ImageAlign and GenerateEmptyAlternateText can't be removed by returning to default value
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Assert.AreEqual (2, i.StateBag.Count, "ViewState.Count-2");
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Assert.AreEqual (ImageAlign.NotSet, i.StateBag["ImageAlign"], "ImageAlign");
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Assert.IsFalse ((bool)i.StateBag["GenerateEmptyAlternateText"], "GenerateEmptyAlternateText");
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#else
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// ImageAlign can't be removed by returning to default value
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Assert.AreEqual (1, i.StateBag.Count, "ViewState.Count-2");
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Assert.AreEqual (ImageAlign.NotSet, i.StateBag["ImageAlign"], "ImageAlign");
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#endif
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Assert.AreEqual (0, i.Attributes.Count, "Attributes.Count-2");
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}
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[Test]
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// LAMESPEC: 2.0 beta2 documents this as an ArgumentException
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[ExpectedException (typeof (ArgumentOutOfRangeException))]
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public void ImageAlign_Invalid ()
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{
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Image i = new Image ();
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i.ImageAlign = (ImageAlign)Int32.MinValue;
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}
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[Test]
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public void RenderEnabled () {
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TestImage img = new TestImage ();
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img.Enabled = false;
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string html = img.Render ();
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#if NET_4_0
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Assert.IsTrue (html.IndexOf (" class=\"aspNetDisabled\"") > 0, "#");
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#else
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Assert.IsTrue (html.IndexOf (" disabled=\"") > 0, "#");
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#endif
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}
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[Test]
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public void Render ()
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{
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TestImage i = new TestImage ();
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// fx 2.0 (beta2) like to add: style="border-width:0px;",
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// while 1.x adds: border="0". Both aren't coming from Image
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// so we're testing subparts of the string here
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string s = i.Render ();
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Assert.IsTrue (i.Render ().IndexOf (" src=\"\"") > 0, "src");
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i.GenerateEmptyAlternateText = true;
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s = i.Render ();
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Assert.IsTrue (i.Render ().IndexOf (" alt=\"\"") > 0, "alt/GenerateEmptyAlternateText-true");
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i.GenerateEmptyAlternateText = false;
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s = i.Render ();
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Assert.IsTrue (i.Render ().IndexOf (" alt=\"\"") < 0, "alt/GenerateEmptyAlternateText-false");
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i.AlternateText = "alt";
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s = i.Render ();
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Assert.IsTrue (i.Render ().IndexOf (" alt=\"alt\"") > 0, "alt");
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i.AlternateText = String.Empty;
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#if NET_4_0
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s = i.Render ();
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Assert.IsTrue (s.IndexOf (" class=\"aspNetDisabled\"") < 0, "enabled");
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i.Enabled = false;
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s = i.Render ();
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Assert.IsTrue (s.IndexOf (" class=\"aspNetDisabled\"") > 0, "disabled");
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i.Enabled = true;
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#else
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s = i.Render ();
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Assert.IsTrue (i.Render ().IndexOf (" disabled=\"disabled\"") < 0, "enabled");
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i.Enabled = false;
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s = i.Render ();
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Assert.IsTrue (i.Render ().IndexOf (" disabled=\"disabled\"") > 0, "disabled");
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i.Enabled = true;
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#endif
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// note: align is in mixed-case in 1.x so we lower everything to test
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i.ImageAlign = ImageAlign.AbsBottom;
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s = i.Render ();
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Assert.IsTrue (i.Render ().ToLower ().IndexOf (" align=\"absbottom\"") > 0, "absbottom");
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i.ImageAlign = ImageAlign.AbsMiddle;
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s = i.Render ();
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Assert.IsTrue (i.Render ().ToLower ().IndexOf (" align=\"absmiddle\"") > 0, "absmiddle");
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i.ImageAlign = ImageAlign.Baseline;
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s = i.Render ();
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Assert.IsTrue (i.Render ().ToLower ().IndexOf (" align=\"baseline\"") > 0, "baseline");
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i.ImageAlign = ImageAlign.Bottom;
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s = i.Render ();
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Assert.IsTrue (i.Render ().ToLower ().IndexOf (" align=\"bottom\"") > 0, "bottom");
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i.ImageAlign = ImageAlign.Left;
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s = i.Render ();
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Assert.IsTrue (i.Render ().ToLower ().IndexOf (" align=\"left\"") > 0, "left");
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i.ImageAlign = ImageAlign.Middle;
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s = i.Render ();
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Assert.IsTrue (i.Render ().ToLower ().IndexOf (" align=\"middle\"") > 0, "middle");
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i.ImageAlign = ImageAlign.Right;
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s = i.Render ();
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Assert.IsTrue (i.Render ().ToLower ().IndexOf (" align=\"right\"") > 0, "right");
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i.ImageAlign = ImageAlign.TextTop;
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s = i.Render ();
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Assert.IsTrue (i.Render ().ToLower ().IndexOf (" align=\"texttop\"") > 0, "texttop");
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i.ImageAlign = ImageAlign.Top;
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s = i.Render ();
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Assert.IsTrue (i.Render ().ToLower ().IndexOf (" align=\"top\"") > 0, "top");
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i.ImageAlign = ImageAlign.NotSet;
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s = i.Render ();
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Assert.IsTrue (i.Render ().IndexOf (" align=\"") < 0, "align/none");
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i.ImageUrl = imageUrl;
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s = i.Render ();
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Assert.IsTrue (i.Render ().IndexOf (" src=\"" + imageUrl + "\"") > 0, "ImageUrl");
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}
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}
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}
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