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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Test source mappings WASM sources.
// This test is quite general and test various functions.
const {
WasmRemap,
} = require("resource://devtools/client/shared/source-map-loader/utils/wasmRemap.js");
const {
SourceMapConsumer,
} = require("resource://devtools/client/shared/vendor/source-map/source-map.js");
SourceMapConsumer.initialize({
"lib/mappings.wasm":
"resource://devtools/client/shared/vendor/source-map/lib/mappings.wasm",
});
add_task(async function smokeTest() {
const testMap1 = {
version: 3,
file: "min.js",
names: [],
sources: ["one.js", "two.js"],
sourceRoot: "/the/root",
mappings: "CAAC,IAAM,SACU,GAAC",
};
const testMap1Entries = [
{ offset: 1, line: 1, column: 1 },
{ offset: 5, line: 1, column: 7 },
{ offset: 14, line: 2, column: 17 },
{ offset: 17, line: 2, column: 18 },
];
const map1 = await new SourceMapConsumer(testMap1);
const remap1 = new WasmRemap(map1);
is(remap1.file, "min.js");
is(remap1.hasContentsOfAllSources(), false);
is(remap1.sources.length, 2);
is(remap1.sources[0], "/the/root/one.js");
is(remap1.sources[1], "/the/root/two.js");
const expectedEntries = testMap1Entries.slice(0);
remap1.eachMapping(function (entry) {
const expected = expectedEntries.shift();
is(entry.generatedLine, expected.offset);
is(entry.generatedColumn, 0);
is(entry.originalLine, expected.line);
is(entry.originalColumn, expected.column);
is(entry.name, null);
});
const pos1 = remap1.originalPositionFor({ line: 5, column: 0 });
is(pos1.line, 1);
is(pos1.column, 7);
is(pos1.source, "/the/root/one.js");
const pos2 = remap1.generatedPositionFor({
source: "/the/root/one.js",
line: 2,
column: 18,
});
is(pos2.line, 17);
is(pos2.column, 0);
is(pos2.lastColumn, undefined);
remap1.computeColumnSpans();
const pos3 = remap1.allGeneratedPositionsFor({
source: "/the/root/one.js",
line: 2,
column: 17,
});
is(pos3.length, 1);
is(pos3[0].line, 14);
is(pos3[0].column, 0);
is(pos3[0].lastColumn, 0);
map1.destroy();
});
add_task(async function contentPresents() {
const testMap2 = {
version: 3,
file: "none.js",
names: [],
sources: ["zero.js"],
mappings: "",
sourcesContent: ["//test"],
};
const map2 = await new SourceMapConsumer(testMap2);
const remap2 = new WasmRemap(map2);
is(remap2.file, "none.js");
ok(remap2.hasContentsOfAllSources());
is(remap2.sourceContentFor("zero.js"), "//test");
map2.destroy();
});
add_task(async function readAndTransposeWasmMap() {
const source = {
id: "wasm.js",
sourceMapBaseURL: "wasm:http://example.com/whatever/:min.js",
sourceMapURL: `${URL_ROOT}fixtures/wasm.js.map`,
isWasm: true,
};
const urls = await gSourceMapLoader.getOriginalURLs(source);
Assert.deepEqual(urls, [
{
id: "wasm.js/originalSource-63954a1c231200652c0d99c6a69cd178",
url: `${URL_ROOT}fixtures/one.js`,
},
]);
const { line, column } = await gSourceMapLoader.getOriginalLocation({
sourceId: source.id,
line: 5,
});
is(line, 1);
is(column, 7);
});
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