66 lines
1.8 KiB
Go
66 lines
1.8 KiB
Go
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package testspreadattributes
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import (
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_ "embed"
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"testing"
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"github.com/a-h/templ"
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"github.com/a-h/templ/generator/htmldiff"
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)
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//go:embed expected.html
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var expected string
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func Test(t *testing.T) {
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component := BasicTemplate(templ.Attributes{
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// Should render as `bool` as the value is true, and the conditional render is also true.
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"bool": templ.KV(true, true),
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// Should not render, as the conditional render value is false.
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"bool-disabled": templ.KV(true, false),
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// Should render non-nil string values.
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"data-attr": ptr("value"),
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// Should render non-nil boolean values that evaluate to true.
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"data-attr-bool": ptr(true),
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// Should render as `dateId="my-custom-id"`.
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"dateId": "my-custom-id",
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// Should render as `hx-get="/page"`.
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"hx-get": "/page",
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// Should render as `id="test"`.
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"id": "test",
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// Should not render a nil string pointer.
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"key": nilPtr[string](),
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// Should not render a nil boolean value.
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"boolkey": nilPtr[bool](),
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// Should not render, as the attribute value, and the conditional render value is false.
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"no-bool": templ.KV(false, false),
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// Should not render, as the conditional render value is false.
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"no-text": templ.KV("empty", false),
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// Should render as `nonshare`, as the value is true.
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"nonshade": true,
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// Should not render, as the value is false.
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"shade": false,
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// Should render text="lorem" as the value is true.
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"text": templ.KV("lorem", true),
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// Optional attribute based on result of func() bool.
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"optional-from-func-false": func() bool { return false },
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// Optional attribute based on result of func() bool.
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"optional-from-func-true": func() bool { return true },
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})
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diff, err := htmldiff.Diff(component, expected)
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if err != nil {
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t.Fatal(err)
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}
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if diff != "" {
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t.Error(diff)
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}
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}
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func nilPtr[T any]() *T {
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return nil
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}
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func ptr[T any](x T) *T {
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return &x
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}
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