feat: add option.outFileName for JS API, if absense, sourceMap.file field will deduced

2 files changed, 13 insertions, 4 deletions

diff --git a/test/mocha/minify-file-map.js b/test/mocha/minify-file-map.js
index aa42d25a..169e730e 100644
--- a/test/mocha/minify-file-map.js
+++ b/test/mocha/minify-file-map.js
@@ -7,10 +7,18 @@ describe("Input file as map", function() {
             '/scripts/foo.js': 'var foo = {"x": 1, y: 2, \'z\': 3};'
         };
         var result = Uglify.minify(jsMap, {fromString: true, outSourceMap: true});
-        
+
         var map = JSON.parse(result.map);
         assert.strictEqual(result.code, 'var foo={x:1,y:2,z:3};');
         assert.deepEqual(map.sources, ['/scripts/foo.js']);
+        assert.strictEqual(map.file, undefined);
+
+        result = Uglify.minify(jsMap, {fromString: true, outFileName: 'out.js'});
+        assert.strictEqual(result.map, null);
+
+        result = Uglify.minify(jsMap, {fromString: true, outFileName: 'out.js', outSourceMap: true});
+        map = JSON.parse(result.map);
+        assert.strictEqual(map.file, 'out.js');
     });
 
     it("Should accept array of objects and strings", function() {
@@ -19,7 +27,7 @@ describe("Input file as map", function() {
             'var bar = 15;'
         ];
         var result = Uglify.minify(jsSeq, {fromString: true, outSourceMap: true});
-        
+
         var map = JSON.parse(result.map);
         assert.strictEqual(result.code, 'var foo={x:1,y:2,z:3},bar=15;');
         assert.strictEqual(map.sources[0], '/scripts/foo.js');
@@ -31,7 +39,7 @@ describe("Input file as map", function() {
             'var bar = 15;'
         ];
         var result = Uglify.minify(jsSeq, {fromString: true, outSourceMap: true, sourceMapIncludeSources: true});
-        
+
         var map = JSON.parse(result.map);
         assert.strictEqual(result.code, 'var foo={x:1,y:2,z:3},bar=15;');
         assert.deepEqual(map.sourcesContent, ['var foo = {"x": 1, y: 2, \'z\': 3};', 'var bar = 15;']);
diff --git a/test/mocha/minify.js b/test/mocha/minify.js
index ce5e8497..70cf73ae 100644
--- a/test/mocha/minify.js
+++ b/test/mocha/minify.js
@@ -63,13 +63,14 @@ describe("minify", function() {
     describe("inSourceMap", function() {
         it("Should read the given string filename correctly when sourceMapIncludeSources is enabled (#1236)", function() {
             var result = Uglify.minify('./test/input/issue-1236/simple.js', {
-                outSourceMap: "simple.js.min.map",
+                outSourceMap: "simple.min.js.map",
                 inSourceMap: "./test/input/issue-1236/simple.js.map",
                 sourceMapIncludeSources: true
             });
 
             var map = JSON.parse(result.map);
 
+            assert.equal(map.file, 'simple.min.js');
             assert.equal(map.sourcesContent.length, 1);
             assert.equal(map.sourcesContent[0],
                 'let foo = x => "foo " + x;\nconsole.log(foo("bar"));');