61 lines
3.1 KiB
JavaScript
61 lines
3.1 KiB
JavaScript
var UglifyJS = require('../../');
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var assert = require("assert");
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describe("comment filters", function() {
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it("Should be able to filter comments by passing regex", function() {
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var ast = UglifyJS.parse("/*!test1*/\n/*test2*/\n//!test3\n//test4\n<!--test5\n<!--!test6\n-->test7\n-->!test8");
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assert.strictEqual(ast.print_to_string({comments: /^!/}), "/*!test1*/\n//!test3\n//!test6\n//!test8\n");
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});
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it("Should be able to filter comments with the 'all' option", function() {
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var ast = UglifyJS.parse("/*!test1*/\n/*test2*/\n//!test3\n//test4\n<!--test5\n<!--!test6\n-->test7\n-->!test8");
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assert.strictEqual(ast.print_to_string({comments: "all"}), "/*!test1*/\n/*test2*/\n//!test3\n//test4\n//test5\n//!test6\n//test7\n//!test8\n");
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});
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it("Should be able to filter commments with the 'some' option", function() {
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var ast = UglifyJS.parse("// foo\n/*@preserve*/\n// bar\n/*@license*/\n//@license with the wrong comment type\n/*@cc_on something*/");
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assert.strictEqual(ast.print_to_string({comments: "some"}), "/*@preserve*/\n/*@license*/\n/*@cc_on something*/\n");
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});
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it("Should be able to filter comments by passing a function", function() {
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var ast = UglifyJS.parse("/*TEST 123*/\n//An other comment\n//8 chars.");
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var f = function(node, comment) {
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return comment.value.length === 8;
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};
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assert.strictEqual(ast.print_to_string({comments: f}), "/*TEST 123*/\n//8 chars.\n");
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});
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it("Should be able to filter comments by passing regex in string format", function() {
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var ast = UglifyJS.parse("/*!test1*/\n/*test2*/\n//!test3\n//test4\n<!--test5\n<!--!test6\n-->test7\n-->!test8");
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assert.strictEqual(ast.print_to_string({comments: "/^!/"}), "/*!test1*/\n//!test3\n//!test6\n//!test8\n");
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});
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it("Should be able to get the comment and comment type when using a function", function() {
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var ast = UglifyJS.parse("/*!test1*/\n/*test2*/\n//!test3\n//test4\n<!--test5\n<!--!test6\n-->test7\n-->!test8");
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var f = function(node, comment) {
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return comment.type == "comment1" || comment.type == "comment3";
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};
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assert.strictEqual(ast.print_to_string({comments: f}), "//!test3\n//test4\n//test5\n//!test6\n");
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});
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it("Should be able to filter comments by passing a boolean", function() {
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var ast = UglifyJS.parse("/*!test1*/\n/*test2*/\n//!test3\n//test4\n<!--test5\n<!--!test6\n-->test7\n-->!test8");
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assert.strictEqual(ast.print_to_string({comments: true}), "/*!test1*/\n/*test2*/\n//!test3\n//test4\n//test5\n//!test6\n//test7\n//!test8\n");
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assert.strictEqual(ast.print_to_string({comments: false}), "");
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});
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it("Should never be able to filter comment5 (shebangs)", function() {
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var ast = UglifyJS.parse("#!Random comment\n//test1\n/*test2*/");
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var f = function(node, comment) {
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assert.strictEqual(comment.type === "comment5", false);
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return true;
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};
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assert.strictEqual(ast.print_to_string({comments: f}), "#!Random comment\n//test1\n/*test2*/\n");
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});
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});
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