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test(site): make loading snapshots more predictable #14564

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Merged
merged 3 commits into from
Sep 4, 2024
+29 −2
Merged

test(site): make loading snapshots more predictable #14564

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0407a2f
test(site): make loading snapshots more predictable
BrunoQuaresma Sep 4, 2024
fe2950c
Fix fmt and lint
BrunoQuaresma Sep 4, 2024
2fc71f8
Passing label as a prop
BrunoQuaresma Sep 4, 2024
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9 changes: 7 additions & 2 deletions site/src/components/Loader/Loader.tsx
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Original file line number Diff line number Diff line change
@@ -1,15 +1,20 @@
import type { Interpolation, Theme } from "@emotion/react";
import CircularProgress from "@mui/material/CircularProgress";
import { Spinner } from "components/Spinner/Spinner";
import type { FC, HTMLAttributes } from "react";

interface LoaderProps extends HTMLAttributes<HTMLDivElement> {
fullscreen?: boolean;
size?: number;
/**
* A label for the loader. This is used for accessibility purposes.
*/
label?: string;
}

export const Loader: FC<LoaderProps> = ({
fullscreen,
size = 26,
label = "Loading...",
...attrs
}) => {
return (
Expand All @@ -18,7 +23,7 @@ export const Loader: FC<LoaderProps> = ({
data-testid="loader"
{...attrs}
>
<CircularProgress size={size} />
<Spinner aria-label={label} size={size} />
</div>
);
};
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22 changes: 22 additions & 0 deletions site/src/components/Spinner/Spinner.tsx
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Original file line number Diff line number Diff line change
@@ -0,0 +1,22 @@
import CircularProgress, {
type CircularProgressProps,
} from "@mui/material/CircularProgress";
import isChromatic from "chromatic/isChromatic";
import type { FC } from "react";

/**
* Spinner component used to indicate loading states. This component abstracts
* the MUI CircularProgress to provide better control over its rendering,
* especially in snapshot tests with Chromatic.
*/
export const Spinner: FC<CircularProgressProps> = (props) => {
/**
* During Chromatic snapshots, we render the spinner as determinate to make it
* static without animations, using a deterministic value (75%).
*/
if (isChromatic()) {
props.variant = "determinate";
props.value = 75;
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nice

}
return <CircularProgress {...props} />;
};
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