import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

testing/web-platform/tests/resources/webidl2/test/invalid.js

@@ -0,0 +1,42 @@
+
+// NOTES:
+//  - the errors actually still need to be reviewed to check that they
+//    are fully correct interpretations of the IDLs
+
+var wp = process.env.JSCOV ? require("../lib-cov/webidl2") : require("../lib/webidl2")
+,   expect = require("expect.js")
+,   pth = require("path")
+,   fs = require("fs")
+;
+describe("Parses all of the invalid IDLs to check that they blow up correctly", function () {
+    var dir = pth.join(__dirname, "invalid/idl")
+    ,   skip = {}
+    ,   idls = fs.readdirSync(dir)
+                  .filter(function (it) { return (/\.w?idl$/).test(it) && !skip[it]; })
+                  .map(function (it) { return pth.join(dir, it); })
+    ,   errors = idls.map(function (it) { return pth.join(__dirname, "invalid", "json", pth.basename(it).replace(/\.w?idl/, ".json")); })
+    ;
+    
+    for (var i = 0, n = idls.length; i < n; i++) {
+        var idl = idls[i], error = JSON.parse(fs.readFileSync(errors[i], "utf8"));
+        var func = (function (idl, err) {
+            return function () {
+                var error;
+                try {
+                    var ast = wp.parse(fs.readFileSync(idl, "utf8"));
+                    console.log(JSON.stringify(ast, null, 4));
+                }
+                catch (e) {
+                    error = e;
+                }
+                finally {
+                    expect(error).to.be.ok();
+                    expect(error.message).to.equal(err.message);
+                    expect(error.line).to.equal(err.line);
+                }
+                
+            };
+        }(idl, error));
+        it("should produce the right error for " + idl, func);
+    }
+});