expect-expect.js
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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _experimentalUtils = require("@typescript-eslint/experimental-utils");
var _utils = require("./utils");
/*
* This implementation is adapted from eslint-plugin-jasmine.
* MIT license, Remco Haszing.
*/
/**
* Checks if node names returned by getNodeName matches any of the given star patterns
* Pattern examples:
* request.*.expect
* request.**.expect
* request.**.expect*
*/
function matchesAssertFunctionName(nodeName, patterns) {
return patterns.some(p => new RegExp(`^${p.split('.').map(x => {
if (x === '**') return '[a-z\\.]*';
return x.replace(/\*/gu, '[a-z]*');
}).join('\\.')}(\\.|$)`, 'ui').test(nodeName));
}
var _default = (0, _utils.createRule)({
name: __filename,
meta: {
docs: {
category: 'Best Practices',
description: 'Enforce assertion to be made in a test body',
recommended: 'warn'
},
messages: {
noAssertions: 'Test has no assertions'
},
schema: [{
type: 'object',
properties: {
assertFunctionNames: {
type: 'array',
items: [{
type: 'string'
}]
}
},
additionalProperties: false
}],
type: 'suggestion'
},
defaultOptions: [{
assertFunctionNames: ['expect']
}],
create(context, [{
assertFunctionNames = ['expect']
}]) {
const unchecked = [];
function checkCallExpressionUsed(nodes) {
for (const node of nodes) {
const index = node.type === _experimentalUtils.AST_NODE_TYPES.CallExpression ? unchecked.indexOf(node) : -1;
if (node.type === _experimentalUtils.AST_NODE_TYPES.FunctionDeclaration) {
const declaredVariables = context.getDeclaredVariables(node);
const testCallExpressions = (0, _utils.getTestCallExpressionsFromDeclaredVariables)(declaredVariables);
checkCallExpressionUsed(testCallExpressions);
}
if (index !== -1) {
unchecked.splice(index, 1);
break;
}
}
}
return {
CallExpression(node) {
const name = (0, _utils.getNodeName)(node.callee);
if (name === _utils.TestCaseName.it || name === _utils.TestCaseName.test) {
unchecked.push(node);
} else if (name && matchesAssertFunctionName(name, assertFunctionNames)) {
// Return early in case of nested `it` statements.
checkCallExpressionUsed(context.getAncestors());
}
},
'Program:exit'() {
unchecked.forEach(node => context.report({
messageId: 'noAssertions',
node
}));
}
};
}
});
exports.default = _default;