/
no-focused-tests.ts
104 lines (93 loc) · 2.43 KB
/
no-focused-tests.ts
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import { AST_NODE_TYPES } from '@typescript-eslint/utils';
import {
AccessorNode,
JestFunctionCallExpression,
createRule,
getNodeName,
isDescribeCall,
isSupportedAccessor,
isTestCaseCall,
} from './utils';
const findOnlyNode = (
node: JestFunctionCallExpression,
): AccessorNode<'only'> | null => {
const callee =
node.callee.type === AST_NODE_TYPES.TaggedTemplateExpression
? node.callee.tag
: node.callee.type === AST_NODE_TYPES.CallExpression
? node.callee.callee
: node.callee;
if (callee.type === AST_NODE_TYPES.MemberExpression) {
if (callee.object.type === AST_NODE_TYPES.MemberExpression) {
if (isSupportedAccessor(callee.object.property, 'only')) {
return callee.object.property;
}
}
if (isSupportedAccessor(callee.property, 'only')) {
return callee.property;
}
}
return null;
};
export default createRule({
name: __filename,
meta: {
docs: {
category: 'Best Practices',
description: 'Disallow focused tests',
recommended: 'error',
suggestion: true,
},
messages: {
focusedTest: 'Unexpected focused test.',
suggestRemoveFocus: 'Remove focus from test.',
},
schema: [],
type: 'suggestion',
hasSuggestions: true,
},
defaultOptions: [],
create(context) {
return {
CallExpression(node) {
const scope = context.getScope();
if (!isDescribeCall(node, scope) && !isTestCaseCall(node, scope)) {
return;
}
if (getNodeName(node).startsWith('f')) {
context.report({
messageId: 'focusedTest',
node,
suggest: [
{
messageId: 'suggestRemoveFocus',
fix: fixer =>
fixer.removeRange([node.range[0], node.range[0] + 1]),
},
],
});
return;
}
const onlyNode = findOnlyNode(node);
if (!onlyNode) {
return;
}
context.report({
messageId: 'focusedTest',
node: onlyNode,
suggest: [
{
messageId: 'suggestRemoveFocus',
fix: fixer =>
fixer.removeRange([
onlyNode.range[0] - 1,
onlyNode.range[1] +
Number(onlyNode.type !== AST_NODE_TYPES.Identifier),
]),
},
],
});
},
};
},
});