public async Task GetChildContentAsync_CachesValuePerEncoderInstance(HtmlEncoder encoder)
{
// Arrange
var executionCount = 0;
var executionContext = new TagHelperExecutionContext(
"p",
tagMode: TagMode.StartTagAndEndTag,
items: new Dictionary <object, object>(),
uniqueId: string.Empty,
executeChildContentAsync: () =>
{
executionCount++;
return(Task.FromResult(result: true));
},
startTagHelperWritingScope: _ => { },
endTagHelperWritingScope: () => new DefaultTagHelperContent());
// HtmlEncoderData includes another HtmlTestEncoder instance but method compares HtmlEncoder instances.
var firstEncoder = new HtmlTestEncoder();
// Act
var content1 = await executionContext.GetChildContentAsync(useCachedResult : true, encoder : firstEncoder);
var content2 = await executionContext.GetChildContentAsync(useCachedResult : true, encoder : encoder);
// Assert
Assert.Equal(2, executionCount);
}
public async Task GetChildContentAsync_CanExecuteChildrenMoreThanOnce(HtmlEncoder encoder)
{
// Arrange
var executionCount = 0;
var executionContext = new TagHelperExecutionContext(
"p",
tagMode: TagMode.StartTagAndEndTag,
items: new Dictionary <object, object>(),
uniqueId: string.Empty,
executeChildContentAsync: () =>
{
executionCount++;
return(Task.FromResult(result: true));
},
startTagHelperWritingScope: _ => { },
endTagHelperWritingScope: () => new DefaultTagHelperContent());
// Act
await executionContext.GetChildContentAsync(useCachedResult : false, encoder : encoder);
await executionContext.GetChildContentAsync(useCachedResult : false, encoder : encoder);
// Assert
Assert.Equal(2, executionCount);
}
public async Task GetChildContentAsync_ReturnsExpectedContent(HtmlEncoder encoder)
{
// Arrange
var tagHelperContent = new DefaultTagHelperContent();
var executionCount = 0;
var content = "Hello from child content";
var expectedContent = $"HtmlEncode[[{content}]]";
var executionContext = new TagHelperExecutionContext(
"p",
tagMode: TagMode.StartTagAndEndTag,
items: new Dictionary <object, object>(),
uniqueId: string.Empty,
executeChildContentAsync: () =>
{
executionCount++;
tagHelperContent.SetContent(content);
return(Task.FromResult(result: true));
},
startTagHelperWritingScope: _ => { },
endTagHelperWritingScope: () => tagHelperContent);
// Act
var actualContent = await executionContext.GetChildContentAsync(useCachedResult : true, encoder : encoder);
// Assert
Assert.Equal(expectedContent, actualContent.GetContent(new HtmlTestEncoder()));
}
public async Task GetChildContentAsync_ReturnsNewObjectEveryTimeItIsCalled(bool useCachedResult)
{
// Arrange
var executionContext = new TagHelperExecutionContext(
"p",
tagMode: TagMode.StartTagAndEndTag,
items: new Dictionary <object, object>(),
uniqueId: string.Empty,
executeChildContentAsync: () => Task.FromResult(result: true),
startTagHelperWritingScope: _ => { },
endTagHelperWritingScope: () => new DefaultTagHelperContent());
// Act
var content1 = await executionContext.GetChildContentAsync(useCachedResult, encoder : null);
var content2 = await executionContext.GetChildContentAsync(useCachedResult, encoder : null);
// Assert
Assert.NotSame(content1, content2);
}
public async Task GetChildContentAsync_StartsWritingScopeWithGivenEncoder(HtmlEncoder encoder)
{
// Arrange
HtmlEncoder passedEncoder = null;
var executionContext = new TagHelperExecutionContext(
"p",
tagMode: TagMode.StartTagAndEndTag,
items: new Dictionary <object, object>(),
uniqueId: string.Empty,
executeChildContentAsync: () => Task.FromResult(result: true),
startTagHelperWritingScope: encoderArgument => passedEncoder = encoderArgument,
endTagHelperWritingScope: () => new DefaultTagHelperContent());
// Act
await executionContext.GetChildContentAsync(useCachedResult : true, encoder : encoder);
// Assert
Assert.Same(encoder, passedEncoder);
}
public async Task GetChildContentAsync_ReturnsNewObjectEveryTimeItIsCalled(bool useCachedResult)
{
// Arrange
var executionContext = new TagHelperExecutionContext(
"p",
tagMode: TagMode.StartTagAndEndTag,
items: new Dictionary<object, object>(),
uniqueId: string.Empty,
executeChildContentAsync: () => Task.FromResult(result: true),
startTagHelperWritingScope: _ => { },
endTagHelperWritingScope: () => new DefaultTagHelperContent());
// Act
var content1 = await executionContext.GetChildContentAsync(useCachedResult, encoder: null);
var content2 = await executionContext.GetChildContentAsync(useCachedResult, encoder: null);
// Assert
Assert.NotSame(content1, content2);
}
public async Task GetChildContentAsync_CanExecuteChildrenMoreThanOnce(HtmlEncoder encoder)
{
// Arrange
var executionCount = 0;
var executionContext = new TagHelperExecutionContext(
"p",
tagMode: TagMode.StartTagAndEndTag,
items: new Dictionary<object, object>(),
uniqueId: string.Empty,
executeChildContentAsync: () =>
{
executionCount++;
return Task.FromResult(result: true);
},
startTagHelperWritingScope: _ => { },
endTagHelperWritingScope: () => new DefaultTagHelperContent());
// Act
await executionContext.GetChildContentAsync(useCachedResult: false, encoder: encoder);
await executionContext.GetChildContentAsync(useCachedResult: false, encoder: encoder);
// Assert
Assert.Equal(2, executionCount);
}
public async Task GetChildContentAsync_CachesValuePerEncoderInstance(HtmlEncoder encoder)
{
// Arrange
var executionCount = 0;
var executionContext = new TagHelperExecutionContext(
"p",
tagMode: TagMode.StartTagAndEndTag,
items: new Dictionary<object, object>(),
uniqueId: string.Empty,
executeChildContentAsync: () =>
{
executionCount++;
return Task.FromResult(result: true);
},
startTagHelperWritingScope: _ => { },
endTagHelperWritingScope: () => new DefaultTagHelperContent());
// HtmlEncoderData includes another HtmlTestEncoder instance but method compares HtmlEncoder instances.
var firstEncoder = new HtmlTestEncoder();
// Act
var content1 = await executionContext.GetChildContentAsync(useCachedResult: true, encoder: firstEncoder);
var content2 = await executionContext.GetChildContentAsync(useCachedResult: true, encoder: encoder);
// Assert
Assert.Equal(2, executionCount);
}
public async Task GetChildContentAsync_StartsWritingScopeWithGivenEncoder(HtmlEncoder encoder)
{
// Arrange
HtmlEncoder passedEncoder = null;
var executionContext = new TagHelperExecutionContext(
"p",
tagMode: TagMode.StartTagAndEndTag,
items: new Dictionary<object, object>(),
uniqueId: string.Empty,
executeChildContentAsync: () => Task.FromResult(result: true),
startTagHelperWritingScope: encoderArgument => passedEncoder = encoderArgument,
endTagHelperWritingScope: () => new DefaultTagHelperContent());
// Act
await executionContext.GetChildContentAsync(useCachedResult: true, encoder: encoder);
// Assert
Assert.Same(encoder, passedEncoder);
}
public async Task GetChildContentAsync_ReturnsExpectedContent(HtmlEncoder encoder)
{
// Arrange
var tagHelperContent = new DefaultTagHelperContent();
var executionCount = 0;
var content = "Hello from child content";
var expectedContent = $"HtmlEncode[[{content}]]";
var executionContext = new TagHelperExecutionContext(
"p",
tagMode: TagMode.StartTagAndEndTag,
items: new Dictionary<object, object>(),
uniqueId: string.Empty,
executeChildContentAsync: () =>
{
executionCount++;
tagHelperContent.SetContent(content);
return Task.FromResult(result: true);
},
startTagHelperWritingScope: _ => { },
endTagHelperWritingScope: () => tagHelperContent);
// Act
var actualContent = await executionContext.GetChildContentAsync(useCachedResult: true, encoder: encoder);
// Assert
Assert.Equal(expectedContent, actualContent.GetContent(new HtmlTestEncoder()));
}
