public WriteMarkupText ( char buffer, int index, int count ) : void | ||
buffer | char | The buffer containing HTML markup. |
index | int | The index of the first character to write. |
count | int | The number of characters to write. |
return | void |
public void TestArgumentExceptions () { Assert.Throws<ArgumentNullException> (() => new HtmlWriter (null, Encoding.UTF8)); Assert.Throws<ArgumentNullException> (() => new HtmlWriter (new MemoryStream (), null)); Assert.Throws<ArgumentNullException> (() => new HtmlWriter (null)); using (var html = new HtmlWriter (new StringWriter ())) { Assert.Throws<ArgumentNullException> (() => html.WriteAttribute (null)); Assert.Throws<ArgumentNullException> (() => html.WriteAttribute (null, string.Empty)); Assert.Throws<ArgumentNullException> (() => html.WriteAttribute ("name", null)); Assert.Throws<ArgumentException> (() => html.WriteAttribute (string.Empty, null)); Assert.Throws<ArgumentException> (() => html.WriteAttribute ("a b c", null)); Assert.Throws<ArgumentNullException> (() => html.WriteAttribute (null, new char[1], 0, 1)); Assert.Throws<ArgumentNullException> (() => html.WriteAttribute ("name", null, 0, 0)); Assert.Throws<ArgumentOutOfRangeException> (() => html.WriteAttribute ("name", new char[0], -1, 0)); Assert.Throws<ArgumentOutOfRangeException> (() => html.WriteAttribute ("name", new char[0], 0, 1)); Assert.Throws<ArgumentException> (() => html.WriteAttribute (HtmlAttributeId.Unknown, new char[1], 0, 1)); Assert.Throws<ArgumentNullException> (() => html.WriteAttribute (HtmlAttributeId.Alt, null, 0, 0)); Assert.Throws<ArgumentOutOfRangeException> (() => html.WriteAttribute (HtmlAttributeId.Alt, new char[0], -1, 0)); Assert.Throws<ArgumentOutOfRangeException> (() => html.WriteAttribute (HtmlAttributeId.Alt, new char[0], 0, 1)); Assert.Throws<ArgumentException> (() => html.WriteAttributeName (HtmlAttributeId.Unknown)); Assert.Throws<ArgumentNullException> (() => html.WriteAttributeName (null)); Assert.Throws<ArgumentNullException> (() => html.WriteAttributeValue (null)); Assert.Throws<ArgumentNullException> (() => html.WriteAttributeValue (null, 0, 0)); Assert.Throws<ArgumentOutOfRangeException> (() => html.WriteAttributeValue (new char[0], -1, 0)); Assert.Throws<ArgumentOutOfRangeException> (() => html.WriteAttributeValue (new char[0], 0, 1)); Assert.Throws<ArgumentException> (() => html.WriteEmptyElementTag (HtmlTagId.Unknown)); Assert.Throws<ArgumentNullException> (() => html.WriteEmptyElementTag (null)); Assert.Throws<ArgumentException> (() => html.WriteEmptyElementTag (string.Empty)); Assert.Throws<ArgumentException> (() => html.WriteEmptyElementTag ("a b c")); Assert.Throws<ArgumentException> (() => html.WriteEndTag (HtmlTagId.Unknown)); Assert.Throws<ArgumentNullException> (() => html.WriteEndTag (null)); Assert.Throws<ArgumentException> (() => html.WriteEndTag (string.Empty)); Assert.Throws<ArgumentException> (() => html.WriteEndTag ("a b c")); Assert.Throws<ArgumentNullException> (() => html.WriteMarkupText (null)); Assert.Throws<ArgumentNullException> (() => html.WriteMarkupText (null, 0, 0)); Assert.Throws<ArgumentOutOfRangeException> (() => html.WriteMarkupText (new char[0], -1, 0)); Assert.Throws<ArgumentOutOfRangeException> (() => html.WriteMarkupText (new char[0], 0, 1)); Assert.Throws<ArgumentException> (() => html.WriteStartTag (HtmlTagId.Unknown)); Assert.Throws<ArgumentNullException> (() => html.WriteStartTag (null)); Assert.Throws<ArgumentException> (() => html.WriteStartTag (string.Empty)); Assert.Throws<ArgumentException> (() => html.WriteStartTag ("a b c")); Assert.Throws<ArgumentNullException> (() => html.WriteText (null)); Assert.Throws<ArgumentNullException> (() => html.WriteText (null, 0, 0)); Assert.Throws<ArgumentOutOfRangeException> (() => html.WriteText (new char[0], -1, 0)); Assert.Throws<ArgumentOutOfRangeException> (() => html.WriteText (new char[0], 0, 1)); Assert.Throws<ArgumentNullException> (() => html.WriteToken (null)); } }
void WriteParagraph(HtmlWriter htmlWriter, IList <FlowedToHtmlTagContext> stack, ref int currentQuoteDepth, StringBuilder para, int quoteDepth) { var callback = HtmlTagCallback ?? DefaultHtmlTagCallback; FlowedToHtmlTagContext ctx; while (currentQuoteDepth < quoteDepth) { ctx = new FlowedToHtmlTagContext(HtmlTagId.BlockQuote); callback(ctx, htmlWriter); currentQuoteDepth++; stack.Add(ctx); } while (quoteDepth < currentQuoteDepth) { ctx = stack[stack.Count - 1]; stack.RemoveAt(stack.Count - 1); if (!SuppressContent(stack) && !ctx.DeleteEndTag) { ctx.SetIsEndTag(true); if (ctx.InvokeCallbackForEndTag) { callback(ctx, htmlWriter); } else { ctx.WriteTag(htmlWriter); } } if (ctx.TagId == HtmlTagId.BlockQuote) { currentQuoteDepth--; } } if (SuppressContent(stack)) { return; } ctx = new FlowedToHtmlTagContext(para.Length == 0 ? HtmlTagId.Br : HtmlTagId.P); callback(ctx, htmlWriter); if (para.Length > 0) { if (!ctx.SuppressInnerContent) { WriteText(htmlWriter, para.ToString()); } if (!ctx.DeleteEndTag) { ctx.SetIsEndTag(true); if (ctx.InvokeCallbackForEndTag) { callback(ctx, htmlWriter); } else { ctx.WriteTag(htmlWriter); } } } if (!ctx.DeleteTag) { htmlWriter.WriteMarkupText(Environment.NewLine); } }
void WriteParagraph (HtmlWriter htmlWriter, IList<FlowedToHtmlTagContext> stack, ref int currentQuoteDepth, StringBuilder para, int quoteDepth) { var callback = HtmlTagCallback ?? DefaultHtmlTagCallback; FlowedToHtmlTagContext ctx; while (currentQuoteDepth < quoteDepth) { ctx = new FlowedToHtmlTagContext (HtmlTagId.BlockQuote); callback (ctx, htmlWriter); currentQuoteDepth++; stack.Add (ctx); } while (quoteDepth < currentQuoteDepth) { ctx = stack[stack.Count - 1]; stack.RemoveAt (stack.Count - 1); if (!SuppressContent (stack) && !ctx.DeleteEndTag) { ctx.SetIsEndTag (true); if (ctx.InvokeCallbackForEndTag) callback (ctx, htmlWriter); else ctx.WriteTag (htmlWriter); } if (ctx.TagId == HtmlTagId.BlockQuote) currentQuoteDepth--; } if (SuppressContent (stack)) return; ctx = new FlowedToHtmlTagContext (para.Length == 0 ? HtmlTagId.Br : HtmlTagId.P); callback (ctx, htmlWriter); if (para.Length > 0) { if (!ctx.SuppressInnerContent) WriteText (htmlWriter, para.ToString ()); if (!ctx.DeleteEndTag) { ctx.SetIsEndTag (true); if (ctx.InvokeCallbackForEndTag) callback (ctx, htmlWriter); else ctx.WriteTag (htmlWriter); } } if (!ctx.DeleteTag) htmlWriter.WriteMarkupText (Environment.NewLine); }
public void TestHtmlWriter () { const string expected = "<html ltr=\"true\"><head/><body><p class=\"paragraph\">" + "special characters in this text should get encoded: <>'&\n" + "special characters should not get encoded: <>" + "</p></body></html>"; var actual = new StringBuilder (); using (var html = new HtmlWriter (new StringWriter (actual))) { Assert.AreEqual (HtmlWriterState.Default, html.WriterState); // make sure we can't start by writing an attribute since we are in the wrong state Assert.Throws<InvalidOperationException> (() => html.WriteAttribute (new HtmlAttribute (HtmlAttributeId.Action, "invalid state"))); Assert.Throws<InvalidOperationException> (() => html.WriteAttribute (HtmlAttributeId.Action, "invalid state")); Assert.Throws<InvalidOperationException> (() => html.WriteAttribute ("action", "invalid state")); // write a tag html.WriteStartTag (HtmlTagId.Html); Assert.AreEqual (HtmlWriterState.Tag, html.WriterState); // *now* we should be able to write an attribute html.WriteAttribute (new HtmlAttribute ("ltr", "true")); // write en empty element tag, this should change the state to Default html.WriteEmptyElementTag (HtmlTagId.Head); Assert.AreEqual (HtmlWriterState.Tag, html.WriterState); html.WriteStartTag ("body"); Assert.AreEqual (HtmlWriterState.Tag, html.WriterState); html.WriteStartTag (HtmlTagId.P); Assert.AreEqual (HtmlWriterState.Tag, html.WriterState); // make sure that we can't write an attribute value yet Assert.Throws<InvalidOperationException> (() => html.WriteAttributeValue ("attrValue")); Assert.Throws<InvalidOperationException> (() => html.WriteAttributeValue ("attrValue".ToCharArray (), 0, 9)); html.WriteAttributeName (HtmlAttributeId.Class); Assert.AreEqual (HtmlWriterState.Attribute, html.WriterState); html.WriteAttributeValue ("paragraph"); Assert.AreEqual (HtmlWriterState.Tag, html.WriterState); html.WriteText ("special characters in this text should get encoded: <>'&\n"); html.WriteMarkupText ("special characters should not get encoded: <>"); Assert.AreEqual (HtmlWriterState.Default, html.WriterState); html.WriteEndTag (HtmlTagId.P); html.WriteEndTag (HtmlTagId.Body); html.WriteEndTag ("html"); } Assert.AreEqual (expected, actual.ToString ()); }