test: 更新单元测试

Author: ArgoZhang

src/BootstrapBlazor/Components/Upload/ButtonUpload.razor.cs

@@ -209,5 +209,5 @@ protected override void OnParametersSet()
         BrowserButtonIcon ??= IconTheme.GetIconByKey(ComponentIcons.ButtonUploadBrowserButtonIcon);
     }
 
-    private bool CheckStatus() => IsDisabled || CanUpload() == false;
+    private bool CheckStatus() => IsDisabled || !CanUpload();
 }

src/BootstrapBlazor/Components/Upload/InputUpload.razor.cs

@@ -102,15 +102,7 @@ protected override void OnParametersSet()
         DeleteButtonIcon ??= IconTheme.GetIconByKey(ComponentIcons.InputUploadDeleteButtonIcon);
     }
 
-    private bool CheckStatus()
-    {
-        if (IsDisabled)
-        {
-            return true;
-        }
-
-        return !CanUpload();
-    }
+    private bool CheckStatus() => IsDisabled || !CanUpload();
 
     private async Task TriggerDeleteFile()
     {

test/UnitTest/Components/UploadButtonTest.cs

@@ -3,6 +3,7 @@
 // See the LICENSE file in the project root for more information.
 // Maintainer: Argo Zhang([email protected]) Website: https://www.blazor.zone
 
+using AngleSharp.Dom;
 using Microsoft.AspNetCore.Components.Forms;
 using System.ComponentModel.DataAnnotations;
 
@@ -84,6 +85,41 @@ public void ButtonUpload_IsDisabled_Ok()
         Assert.DoesNotContain("disabled=\"disabled\"", button.ToMarkup());
     }
 
+    [Fact]
+    public void InputUpload_IsMultiple()
+    {
+        var cut = Context.RenderComponent<ButtonUpload<string>>(pb =>
+        {
+            pb.Add(a => a.IsMultiple, false);
+        });
+
+        // 禁用多选功能
+        cut.DoesNotContain("multiple=\"multiple\"");
+
+        // 给定已上传文件后上传按钮应该被禁用
+        cut.SetParametersAndRender(pb =>
+        {
+            pb.Add(a => a.DefaultFileList,
+            [
+                new UploadFile() { FileName = "test1.png" },
+                new UploadFile() { FileName = "test2.png" }
+            ]);
+        });
+        var button = cut.Find(".btn-browser");
+        Assert.True(button.IsDisabled());
+
+        // 开启多选功能
+        cut.SetParametersAndRender(pb =>
+        {
+            pb.Add(a => a.IsMultiple, true);
+        });
+        cut.Contains("multiple=\"multiple\"");
+
+        // 给定已上传文件后上传按钮不应该被禁用
+        button = cut.Find(".btn-browser");
+        Assert.False(button.IsDisabled());
+    }
+
     [Fact]
     public void ButtonUpload_ValidateForm_Ok()
     {