/
no-alert.js
129 lines (123 loc) · 5.49 KB
/
no-alert.js
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/**
* @fileoverview Tests for no-alert rule.
* @author Nicholas C. Zakas
*/
"use strict";
//------------------------------------------------------------------------------
// Requirements
//------------------------------------------------------------------------------
const rule = require("../../../lib/rules/no-alert"),
{ RuleTester } = require("../../../lib/rule-tester");
//------------------------------------------------------------------------------
// Tests
//------------------------------------------------------------------------------
const ruleTester = new RuleTester();
ruleTester.run("no-alert", rule, {
valid: [
"a[o.k](1)",
"foo.alert(foo)",
"foo.confirm(foo)",
"foo.prompt(foo)",
"function alert() {} alert();",
"var alert = function() {}; alert();",
"function foo() { var alert = bar; alert(); }",
"function foo(alert) { alert(); }",
"var alert = function() {}; function test() { alert(); }",
"function foo() { var alert = function() {}; function test() { alert(); } }",
"function confirm() {} confirm();",
"function prompt() {} prompt();",
"window[alert]();",
"function foo() { this.alert(); }",
"function foo() { var window = bar; window.alert(); }",
"globalThis.alert();",
{ code: "globalThis['alert']();", env: { es6: true } },
{ code: "globalThis.alert();", env: { es2017: true } },
{ code: "var globalThis = foo; globalThis.alert();", env: { es2020: true } },
{ code: "function foo() { var globalThis = foo; globalThis.alert(); }", env: { es2020: true } }
],
invalid: [
{
code: "alert(foo)",
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 1, column: 1 }]
},
{
code: "window.alert(foo)",
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 1, column: 1 }]
},
{
code: "window['alert'](foo)",
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 1, column: 1 }]
},
{
code: "confirm(foo)",
errors: [{ messageId: "unexpected", data: { name: "confirm" }, type: "CallExpression", line: 1, column: 1 }]
},
{
code: "window.confirm(foo)",
errors: [{ messageId: "unexpected", data: { name: "confirm" }, type: "CallExpression", line: 1, column: 1 }]
},
{
code: "window['confirm'](foo)",
errors: [{ messageId: "unexpected", data: { name: "confirm" }, type: "CallExpression", line: 1, column: 1 }]
},
{
code: "prompt(foo)",
errors: [{ messageId: "unexpected", data: { name: "prompt" }, type: "CallExpression", line: 1, column: 1 }]
},
{
code: "window.prompt(foo)",
errors: [{ messageId: "unexpected", data: { name: "prompt" }, type: "CallExpression", line: 1, column: 1 }]
},
{
code: "window['prompt'](foo)",
errors: [{ messageId: "unexpected", data: { name: "prompt" }, type: "CallExpression", line: 1, column: 1 }]
},
{
code: "function alert() {} window.alert(foo)",
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 1, column: 21 }]
},
{
code: "var alert = function() {};\nwindow.alert(foo)",
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 2, column: 1 }]
},
{
code: "function foo(alert) { window.alert(); }",
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 1, column: 23 }]
},
{
code: "function foo() { alert(); }",
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 1, column: 18 }]
},
{
code: "function foo() { var alert = function() {}; }\nalert();",
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 2, column: 1 }]
},
{
code: "this.alert(foo)",
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 1, column: 1 }]
},
{
code: "this['alert'](foo)",
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 1, column: 1 }]
},
{
code: "function foo() { var window = bar; window.alert(); }\nwindow.alert();",
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 2, column: 1 }]
},
{
code: "globalThis['alert'](foo)",
env: { es2020: true },
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 1, column: 1 }]
},
{
code: "globalThis.alert();",
env: { es2020: true },
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 1, column: 1 }]
},
{
code: "function foo() { var globalThis = bar; globalThis.alert(); }\nglobalThis.alert();",
env: { es2020: true },
errors: [{ messageId: "unexpected", data: { name: "alert" }, type: "CallExpression", line: 2, column: 1 }]
}
]
});