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var assert = require("assert");
var Uglify = require("../../");
var SourceMapConsumer = require("source-map").SourceMapConsumer;
function getMap() {
return {
"version": 3,
"sources": ["index.js"],
"names": [],
"mappings": ";;AAAA,IAAI,MAAM,SAAN,GAAM;AAAA,SAAK,SAAS,CAAd;AAAA,CAAV;AACA,QAAQ,GAAR,CAAY,IAAI,KAAJ,CAAZ",
"file": "bundle.js",
"sourcesContent": ["let foo = x => \"foo \" + x;\nconsole.log(foo(\"bar\"));"]
};
}
function prepareMap(sourceMap) {
var code = [
'"use strict";',
"",
"var foo = function foo(x) {",
' return "foo " + x;',
"};",
'console.log(foo("bar"));',
"",
"//# sourceMappingURL=bundle.js.map",
].join("\n");
var result = Uglify.minify(code, {
sourceMap: {
content: sourceMap,
includeSources: true,
}
});
if (result.error) throw result.error;
return new SourceMapConsumer(result.map);
}
describe("input sourcemaps", function() {
it("Should copy over original sourcesContent", function() {
var orig = getMap();
var map = prepareMap(orig);
assert.equal(map.sourceContentFor("index.js"), orig.sourcesContent[0]);
});
it("Should copy sourcesContent if sources are relative", function() {
var relativeMap = getMap();
relativeMap.sources = ['./index.js'];
var map = prepareMap(relativeMap);
assert.notEqual(map.sourcesContent, null);
assert.equal(map.sourcesContent.length, 1);
assert.equal(map.sourceContentFor("index.js"), relativeMap.sourcesContent[0]);
});
it("Should not have invalid mappings from inputSourceMap (issue #882)", function() {
var map = prepareMap(getMap());
// The original source has only 2 lines, check that mappings don't have more lines
var msg = "Mapping should not have higher line number than the original file had";
map.eachMapping(function(mapping) {
assert.ok(mapping.originalLine <= 2, msg);
});
map.allGeneratedPositionsFor({
source: "index.js",
line: 1,
column: 1
}).forEach(function(pos) {
assert.ok(pos.line <= 2, msg);
});
});
});
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