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Test Info: Warnings
- This test gets skipped with pattern: asan OR os == 'win'
- Manifest: devtools/client/debugger/test/mochitest/browser_kz.toml
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
"use strict";
// Tests for preview through Babel's compile output.
requestLongerTimeout(3);
add_task(async function () {
await pushPref("devtools.debugger.map-scopes-enabled", true);
const dbg = await initDebugger("doc-sourcemapped.html");
await testForOf(dbg);
await testShadowing(dbg);
await testImportedBindings(dbg);
});
async function breakpointPreviews(
dbg,
target,
fixture,
{ line, column },
previews
) {
const url = `${target}://./${fixture}/input.js`;
const fnName = `${target}-${fixture}`.replace(/-([a-z])/g, (s, c) =>
c.toUpperCase()
);
info(`Starting ${fixture} tests`);
await invokeWithBreakpoint(dbg, fnName, url, { line, column }, async () => {
await assertPreviews(dbg, previews);
});
ok(true, `Ran tests for ${fixture} at line ${line} column ${column}`);
}
function testForOf(dbg) {
return breakpointPreviews(
dbg,
"webpack3-babel6",
"for-of",
{ line: 5, column: 5 },
[
{
line: 5,
column: 4,
expression: "doThing",
result: "doThing(arg)",
},
{
line: 5,
column: 13,
expression: "x",
result: "1",
},
{
line: 8,
column: 12,
expression: "doThing",
result: "doThing(arg)",
},
]
);
}
function testShadowing(dbg) {
return breakpointPreviews(
dbg,
"webpack3-babel6",
"shadowed-vars",
{ line: 18, column: 7 },
[
// These aren't what the user would expect, but we test them anyway since
// they reflect what this actually returns. These shadowed bindings read
// the binding closest to the current frame's scope even though their
// actual value is different.
{
line: 2,
column: 10,
expression: "aVar",
result: '"var3"',
},
{
line: 3,
column: 10,
expression: "aLet",
result: '"let3"',
},
{
line: 4,
column: 12,
expression: "aConst",
result: '"const3"',
},
{
line: 10,
column: 12,
expression: "aVar",
result: '"var3"',
},
{
line: 11,
column: 12,
expression: "aLet",
result: '"let3"',
},
{
line: 12,
column: 14,
expression: "aConst",
result: '"const3"',
},
// These actually result in the values the user would expect.
{
line: 14,
column: 14,
expression: "aVar",
result: '"var3"',
},
{
line: 15,
column: 14,
expression: "aLet",
result: '"let3"',
},
{
line: 16,
column: 14,
expression: "aConst",
result: '"const3"',
},
]
);
}
function testImportedBindings(dbg) {
return breakpointPreviews(
dbg,
"webpack3-babel6",
"esmodules-cjs",
{ line: 20, column: 3 },
[
{
line: 20,
column: 17,
expression: "aDefault",
result: '"a-default"',
},
{
line: 21,
column: 17,
expression: "anAliased",
result: '"an-original"',
},
{
line: 22,
column: 17,
expression: "aNamed",
result: '"a-named"',
},
{
line: 23,
column: 17,
expression: "anotherNamed",
result: '"a-named"',
},
{
line: 24,
column: 17,
expression: "aNamespace",
fields: [
["aNamed", '"a-named"'],
["default", '"a-default"'],
],
},
{
line: 29,
column: 21,
expression: "aDefault2",
result: '"a-default2"',
},
{
line: 30,
column: 21,
expression: "anAliased2",
result: '"an-original2"',
},
{
line: 31,
column: 21,
expression: "aNamed2",
result: '"a-named2"',
},
{
line: 32,
column: 21,
expression: "anotherNamed2",
result: '"a-named2"',
},
]
);
}