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Merge pull request #21 from IowaComputerGurus/feature/card-header-but…
…tons Fixes #20 by adding back the helper
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81 changes: 81 additions & 0 deletions
81
src/AspNetCore.Utilities.Bootstrap5TagHelpers.Tests/Card/CardHeaderActionsTagHelperTests.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| using ICG.AspNetCore.Utilities.Bootstrap5TagHelpers.Card; | ||
| using ICG.AspNetCore.Utilities.Bootstrap5TagHelpers.Contexts; | ||
| using Microsoft.AspNetCore.Razor.TagHelpers; | ||
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| namespace ICG.AspNetCore.Utilities.Bootstrap5TagHelpers.Tests.Card; | ||
| public class CardHeaderActionsTagHelperTests : AbstractTagHelperTest | ||
| { | ||
| [Fact] | ||
| public async Task Should_ThrowException_WhenMissingContext() | ||
| { | ||
| //Arrange | ||
| var context = MakeTagHelperContext(); | ||
| var output = MakeTagHelperOutput(" "); | ||
|
|
||
| //Act | ||
| var helper = new CardHeaderActionsTagHelper(); | ||
| var exceptionResult = await Record.ExceptionAsync(() => helper.ProcessAsync(context, output)); | ||
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| Assert.NotNull(exceptionResult); | ||
| Assert.IsType<KeyNotFoundException>(exceptionResult); | ||
| } | ||
|
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| [Fact] | ||
| public async Task Should_ThrowException_WhenContextIsNull() | ||
| { | ||
| //Arrange | ||
| var context = MakeTagHelperContext(); | ||
| context.Items.Add(typeof(CardContext), null); | ||
| var output = MakeTagHelperOutput(" "); | ||
|
|
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| //Act | ||
| var helper = new CardHeaderActionsTagHelper(); | ||
| var exceptionResult = await Record.ExceptionAsync(() => helper.ProcessAsync(context, output)); | ||
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| Assert.NotNull(exceptionResult); | ||
| Assert.IsType<ArgumentException>(exceptionResult); | ||
| } | ||
|
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| [Theory] | ||
| [InlineData("d-flex")] | ||
| [InlineData("flex-nowrap")] | ||
| [InlineData("mt-2")] | ||
| [InlineData("mt-sm-0")] | ||
| public async Task Should_Render_With_ClassAdded(string expectedClass) | ||
| { | ||
| //Arrange | ||
| var context = MakeTagHelperContext(); | ||
| context.Items.Add(typeof(CardContext), new CardContext()); | ||
| var output = MakeTagHelperOutput(" "); | ||
|
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| //Act | ||
| var helper = new CardHeaderActionsTagHelper(); | ||
| await helper.ProcessAsync(context, output); | ||
|
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| //Assert | ||
| var classValue = output.Attributes["class"].Value; | ||
| Assert.NotNull(classValue); | ||
| var classString = classValue.ToString(); | ||
| Assert.True(classString?.Contains(expectedClass)); | ||
| } | ||
|
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| [Fact] | ||
| public async Task Should_Render_With_ClassAdded_PreservingCustomClasses() | ||
| { | ||
| //Arrange | ||
| var customClass = "testing-out"; | ||
| var expectedClass = $"{customClass} d-flex flex-nowrap mt-2 mt-sm-0"; | ||
| var existingAttributes = new TagHelperAttributeList(new List<TagHelperAttribute> | ||
| {new("class", customClass)}); | ||
| var context = MakeTagHelperContext(); | ||
| context.Items.Add(typeof(CardContext), new CardContext()); | ||
| var output = MakeTagHelperOutput(" ", existingAttributes); | ||
|
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| //Act | ||
| var helper = new CardHeaderActionsTagHelper(); | ||
| await helper.ProcessAsync(context, output); | ||
|
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| //Assert | ||
| Assert.Equal(expectedClass, output.Attributes["class"].Value.ToString()); | ||
| } | ||
| } |
50 changes: 50 additions & 0 deletions
50
src/AspNetCore.Utilities.Bootstrap5TagHelpers/Card/CardHeaderActionsTagHelper.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| using ICG.AspNetCore.Utilities.Bootstrap5TagHelpers.Contexts; | ||
| using Microsoft.AspNetCore.Mvc.TagHelpers; | ||
| using Microsoft.AspNetCore.Razor.TagHelpers; | ||
| using System.Text.Encodings.Web; | ||
| using System.Threading.Tasks; | ||
| using System; | ||
|
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| namespace ICG.AspNetCore.Utilities.Bootstrap5TagHelpers.Card; | ||
|
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| /// <summary> | ||
| /// Helper for rendering actions within the header of a card | ||
| /// </summary> | ||
| [RestrictChildren("button", "a")] | ||
| public class CardHeaderActionsTagHelper : TagHelper | ||
| { | ||
| /// <summary> | ||
| /// Renders the control | ||
| /// </summary> | ||
| /// <param name="context"></param> | ||
| /// <param name="output"></param> | ||
| /// <returns></returns> | ||
| /// <exception cref="ArgumentException"></exception> | ||
| public override Task ProcessAsync(TagHelperContext context, TagHelperOutput output) | ||
| { | ||
| //Get the context information | ||
| var cardContext = context.Items[typeof(CardContext)] as CardContext; | ||
| if (cardContext == null) | ||
| throw new ArgumentException("CardContext is not specified in context parameter"); | ||
|
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| return ProcessAsyncInternal(output); | ||
| } | ||
|
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| /// <summary> | ||
| /// Internal implementation | ||
| /// </summary> | ||
| /// <param name="output"></param> | ||
| /// <returns></returns> | ||
| private static async Task ProcessAsyncInternal(TagHelperOutput output) | ||
| { | ||
| output.TagName = "div"; | ||
| output.AddClass("d-flex", HtmlEncoder.Default); | ||
| output.AddClass("flex-nowrap", HtmlEncoder.Default); | ||
| output.AddClass("mt-2", HtmlEncoder.Default); | ||
| output.AddClass("mt-sm-0", HtmlEncoder.Default); | ||
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| var content = (await output.GetChildContentAsync()).GetContent(); | ||
|
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| output.Content.AppendHtml(content); | ||
| } | ||
| } |
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