C# DefaultTagHelperContent.GetContent方法代码示例

        public void SetHtmlContent_TextIsNotFurtherEncoded()
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();

            // Act
            tagHelperContent.SetHtmlContent("Hi");

            // Assert
            Assert.Equal("Hi", tagHelperContent.GetContent(new HtmlTestEncoder()));
        }

        public void SetHtmlContent_ClearsExistingContent()
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();
            tagHelperContent.AppendHtml("Contoso");

            // Act
            tagHelperContent.SetHtmlContent("Hello World!");

            // Assert
            Assert.Equal("Hello World!", tagHelperContent.GetContent(new HtmlTestEncoder()));
        }

        public void Reset_ClearsTheExpectedFields()
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();
            tagHelperContent.SetContent("hello world");

            // Act
            tagHelperContent.Reinitialize();

            Assert.False(tagHelperContent.IsModified);
            Assert.Equal(string.Empty, tagHelperContent.GetContent());
        }

        public void CanSetContent()
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();
            var expected = "HtmlEncode[[Hello World!]]";

            // Act
            tagHelperContent.SetContent("Hello World!");

            // Assert
            Assert.Equal(expected, tagHelperContent.GetContent(new HtmlTestEncoder()));
        }

        public void SetHtmlContent_WithTagHelperContent_WorksAsExpected(string content, string expected)
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();
            var copiedTagHelperContent = new DefaultTagHelperContent();
            tagHelperContent.SetContent(content);

            // Act
            copiedTagHelperContent.SetHtmlContent(tagHelperContent);

            // Assert
            Assert.Equal(expected, copiedTagHelperContent.GetContent(new HtmlTestEncoder()));
        }

        public void Fluent_Clear_Set_Append_WritesExpectedContent()
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();
            var expected = "HtmlEncode[[Hello ]]HtmlEncode[[World!]]";
            tagHelperContent.SetContent("Some Random Content");

            // Act
            tagHelperContent.Clear().SetContent("Hello ").Append("World!");

            // Assert
            Assert.Equal(expected, tagHelperContent.GetContent(new HtmlTestEncoder()));
        }

        public void Fluent_SetContent_AppendFormat_Append_WritesExpectedContent()
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();
            var expected = "HtmlEncode[[First ]]HtmlEncode[[Second]] Third HtmlEncode[[Fourth]]";

            // Act
            tagHelperContent
                .SetContent("First ")
                .AppendFormat("{0} Third ", "Second")
                .Append("Fourth");

            // Assert
            Assert.Equal(expected, tagHelperContent.GetContent(new HtmlTestEncoder()));
        }

        public void IsEmptyOrWhiteSpace_TrueAfterClear()
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();

            // Act
            tagHelperContent.Clear();

            // Assert
            Assert.Equal(string.Empty, tagHelperContent.GetContent());
            Assert.True(tagHelperContent.IsEmptyOrWhiteSpace);
        }

        public void CanIdentifyWhiteSpace_WithoutIgnoringStrings()
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();

            // Act
            tagHelperContent.SetContent("  ");
            tagHelperContent.Append("Hello");

            // Assert
            Assert.True(tagHelperContent.GetContent().Length > 0);
            Assert.False(tagHelperContent.IsEmptyOrWhiteSpace);
        }

        public void Append_WithTagHelperContent_MultipleAppends()
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();
            var copiedTagHelperContent = new DefaultTagHelperContent();
            var text1 = "Hello";
            var text2 = " World!";
            var expected = "HtmlEncode[[Hello]]HtmlEncode[[ World!]]";
            tagHelperContent.Append(text1);
            tagHelperContent.Append(text2);

            // Act
            copiedTagHelperContent.AppendHtml(tagHelperContent);

            // Assert
            Assert.Equal(expected, copiedTagHelperContent.GetContent(new HtmlTestEncoder()));
        }

        public void CanAppendDefaultTagHelperContent()
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();
            var helloWorldContent = new DefaultTagHelperContent();
            helloWorldContent.SetContent("HelloWorld");
            var expected = "Content was HtmlEncode[[HelloWorld]]";

            // Act
            tagHelperContent.AppendFormat("Content was {0}", helloWorldContent);

            // Assert
            Assert.Equal(expected, tagHelperContent.GetContent(new HtmlTestEncoder()));
        }

        public void CanAppendFormat_WithCulture()
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();

            // Act
            tagHelperContent.AppendFormat(
                CultureInfo.InvariantCulture,
                "Numbers in InvariantCulture - {0:N} {1} {2} {3}!",
                1.1,
                2.98,
                145.82,
                32.86);

            // Assert
            Assert.Equal(
                "Numbers in InvariantCulture - HtmlEncode[[1.10]] HtmlEncode[[2.98]] " +
                    "HtmlEncode[[145.82]] HtmlEncode[[32.86]]!",
                tagHelperContent.GetContent(new HtmlTestEncoder()));
        }

        public void CanAppendFormatContent()
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();

            // Act
            tagHelperContent.AppendFormat("{0} {1} {2} {3}!", "First", "Second", "Third", "Fourth");

            // Assert
            Assert.Equal(
                "HtmlEncode[[First]] HtmlEncode[[Second]] HtmlEncode[[Third]] HtmlEncode[[Fourth]]!",
                tagHelperContent.GetContent(new HtmlTestEncoder()));
        }

        public void CanGetContent()
        {
            // Arrange
            var tagHelperContent = new DefaultTagHelperContent();
            var expected = "Hello World!";
            tagHelperContent.SetContent(expected);

            // Act
            var actual = tagHelperContent.GetContent();

            // Assert
            Assert.Equal(expected, actual);
        }

        public void MoveTo_DoesDeepMove()
        {
            // Arrange
            var source = new DefaultTagHelperContent();

            var nested = new DefaultTagHelperContent();
            source.AppendHtml(nested);
            nested.AppendHtml(new HtmlEncodedString("hello"));
            source.Append("Test");

            var items = new List<object>();
            var destination = new HtmlContentBuilder(items);
            destination.Append("some-content");

            // Act
            source.MoveTo(destination);

            // Assert
            Assert.Equal(string.Empty, source.GetContent());
            Assert.Equal(string.Empty, nested.GetContent());
            Assert.Equal(3, items.Count);

            Assert.Equal("some-content", Assert.IsType<string>(items[0]));
            Assert.Equal("hello", Assert.IsType<HtmlEncodedString>(items[1]).Value);
            Assert.Equal("Test", Assert.IsType<string>(items[2]));
        }