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test: create clicking on submit button outside triggers onsubmit of form #1770

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Merged
merged 3 commits into from
Nov 2, 2025
Merged

test: create clicking on submit button outside triggers onsubmit of form #1770

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7ca89e9
test: create clicking on submit button outside triggers onsubmit of form
egil Oct 31, 2025
b270f6a
feat: Support form submission from buttons and inputs outside form us…
Copilot Nov 2, 2025
4ea0584
docs: Update CHANGELOG.md for form attribute support (#1772)
Copilot Nov 2, 2025
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12 changes: 12 additions & 0 deletions tests/bunit.testassets/SampleComponents/FormWithButtonOutside.razor
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Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@
<form @onsubmit="Callback" id="form1">
</form>
<button type="submit" form="form1" id="submitter">Submit</button>

@code {
public bool SubmitWasCalled { get; private set; }

private void Callback()
{
SubmitWasCalled = true;
}
}
20 changes: 15 additions & 5 deletions tests/bunit.tests/EventDispatchExtensions/FormDispatchExtensionTest.cs
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Expand Up @@ -6,29 +6,39 @@ public class FormDispatchExtensionTest : BunitContext
public void ClickingOnSubmitButtonTriggersOnsubmitOfForm()
{
var cut = Render<FormWithButton>(p => p.Add(s => s.HasSubmitType, true));

cut.Find("#submitter").Click();

cut.Instance.SubmitWasCalled.ShouldBeTrue();
}

[Fact]
public void ButtonWithoutTypeIsConsideredSubmitAndTriggersOnsubmitOfForm()
{
var cut = Render<FormWithButton>(p => p.Add(s => s.HasSubmitType, false));

cut.Find("#submitter").Click();

cut.Instance.SubmitWasCalled.ShouldBeTrue();
}

[Fact]
public void ButtonThatIsNotSubmitShouldNotTrigger()
{
var cut = Render<FormWithButton>(p => p.Add(s => s.HasSubmitType, false));

cut.Find("#other").Click();

cut.Instance.SubmitWasCalled.ShouldBeFalse();
}

[Fact]
public void ClickingOnSubmitButtonOutsideTriggersOnsubmitOfForm()
{
var cut = Render<FormWithButtonOutside>();

cut.Find("#submitter").Click();

cut.Instance.SubmitWasCalled.ShouldBeTrue();
}
}
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