more details for errors

HtmlUnit · Feb 3, 2025 · bafa0c7 · bafa0c7
1 parent fbca0ae
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diff --git a/src/test/java/org/htmlunit/WebDriverTestCase.java b/src/test/java/org/htmlunit/WebDriverTestCase.java
@@ -147,10 +147,22 @@ public abstract class WebDriverTestCase extends WebTestCase {
 
     private static final String LOG_EX_FUNCTION =
             "  function logEx(e) {\n"
-            + "  let rx = /\\[object (.*)\\]/;\n"
-            + "  let toStr = Object.prototype.toString.call(e);\n"
-            + "  let match = rx.exec(toStr);\n"
-            + "  if (match != null) { toStr = match[1]; }\n"
+            + "  let toStr = null;\n"
+            + "  if (toStr === null && e instanceof EvalError) { toStr = 'EvalError'; }\n"
+            + "  if (toStr === null && e instanceof RangeError) { toStr = 'RangeError'; }\n"
+            + "  if (toStr === null && e instanceof ReferenceError) { toStr = 'ReferenceError'; }\n"
+            + "  if (toStr === null && e instanceof SyntaxError) { toStr = 'SyntaxError'; }\n"
+            + "  if (toStr === null && e instanceof TypeError) { toStr = 'TypeError'; }\n"
+            + "  if (toStr === null && e instanceof URIError) { toStr = 'URIError'; }\n"
+            + "  if (toStr === null && e instanceof AggregateError) { toStr = 'AggregateError'; }\n"
+            + "  if (toStr === null && typeof InternalError == 'function' "
+                        + "&& e instanceof InternalError) { toStr = 'InternalError'; }\n"
+            + "  if (toStr === null) {\n"
+            + "    let rx = /\\[object (.*)\\]/;\n"
+            + "    toStr = Object.prototype.toString.call(e);\n"
+            + "    let match = rx.exec(toStr);\n"
+            + "    if (match != null) { toStr = match[1]; }\n"
+            + "  }"
             + "  log(e.name + '/' + toStr);\n"
             + "}\n";
 

diff --git a/src/test/java/org/htmlunit/javascript/ErrorTest.java b/src/test/java/org/htmlunit/javascript/ErrorTest.java
@@ -0,0 +1,365 @@
+/*
+ * Copyright (c) 2002-2025 Gargoyle Software Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.htmlunit.javascript;
+
+import org.htmlunit.WebDriverTestCase;
+import org.htmlunit.junit.BrowserRunner;
+import org.htmlunit.junit.annotation.Alerts;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+/**
+ * Test for error handling.
+ *
+ * @author Ronald Brill
+ */
+@RunWith(BrowserRunner.class)
+public class ErrorTest extends WebDriverTestCase {
+
+    /**
+     * @throws Exception if the test fails
+     */
+    @Test
+    @Alerts(DEFAULT = {"Error", "Whoops!", "undefined", "undefined", "undefined",
+                       "undefined", "true", "Error/Error"},
+            FF = {"Error", "Whoops!", "undefined", "11", "undefined", "25", "true", "Error/Error"},
+            FF_ESR = {"Error", "Whoops!", "undefined", "11", "undefined", "25", "true", "Error/Error"})
+    public void error() throws Exception {
+        final String html
+            = "<html>\n"
+            + "<head>\n"
+            + "<script>" + LOG_TITLE_FUNCTION + "</script>\n"
+            + "</head>\n"
+            + "<body>\n"
+            + "<script>"
+            + "  try {\n"
+            + "    throw new Error('Whoops!');\n"
+            + "  } catch (e) {"
+            + "    log(e.name);\n"
+            + "    log(e.message);\n"
+            + "    log(e.cause);\n"
+            + "    log(e.columnNumber);\n"
+            + "    log(e.filename);\n"
+            + "    log(e.lineNumber);\n"
+            + "    log(e instanceof Error);\n"
+            + "    logEx(e);\n"
+            + "  }\n"
+            + "</script>\n"
+            + "</body></html>";
+
+        loadPageVerifyTitle2(html);
+    }
+
+    /**
+     * @throws Exception if the test fails
+     */
+    @Test
+    @Alerts(DEFAULT = {"EvalError", "Whoops!", "undefined", "undefined", "undefined",
+                       "undefined", "true", "true", "EvalError/EvalError"},
+            FF = {"EvalError", "Whoops!", "undefined", "11", "undefined", "25",
+                  "true", "true", "EvalError/EvalError"},
+            FF_ESR = {"EvalError", "Whoops!", "undefined", "11", "undefined", "25",
+                      "true", "true", "EvalError/EvalError"})
+    public void evalError() throws Exception {
+        final String html
+            = "<html>\n"
+            + "<head>\n"
+            + "<script>" + LOG_TITLE_FUNCTION + "</script>\n"
+            + "</head>\n"
+            + "<body>\n"
+            + "<script>"
+            + "  try {\n"
+            + "    throw new EvalError('Whoops!');\n"
+            + "  } catch (e) {"
+            + "    log(e.name);\n"
+            + "    log(e.message);\n"
+            + "    log(e.cause);\n"
+            + "    log(e.columnNumber);\n"
+            + "    log(e.filename);\n"
+            + "    log(e.lineNumber);\n"
+            + "    log(e instanceof Error);\n"
+            + "    log(e instanceof EvalError);\n"
+            + "    logEx(e);\n"
+            + "  }\n"
+            + "</script>\n"
+            + "</body></html>";
+
+        loadPageVerifyTitle2(html);
+    }
+
+    /**
+     * @throws Exception if the test fails
+     */
+    @Test
+    @Alerts(DEFAULT = {"RangeError", "Whoops!", "undefined", "undefined", "undefined",
+                       "undefined", "true", "true", "RangeError/RangeError"},
+            FF = {"RangeError", "Whoops!", "undefined", "11", "undefined", "25",
+                  "true", "true", "RangeError/RangeError"},
+            FF_ESR = {"RangeError", "Whoops!", "undefined", "11", "undefined", "25",
+                      "true", "true", "RangeError/RangeError"})
+    public void rangeError() throws Exception {
+        final String html
+            = "<html>\n"
+            + "<head>\n"
+            + "<script>" + LOG_TITLE_FUNCTION + "</script>\n"
+            + "</head>\n"
+            + "<body>\n"
+            + "<script>"
+            + "  try {\n"
+            + "    throw new RangeError('Whoops!');\n"
+            + "  } catch (e) {"
+            + "    log(e.name);\n"
+            + "    log(e.message);\n"
+            + "    log(e.cause);\n"
+            + "    log(e.columnNumber);\n"
+            + "    log(e.filename);\n"
+            + "    log(e.lineNumber);\n"
+            + "    log(e instanceof Error);\n"
+            + "    log(e instanceof RangeError);\n"
+            + "    logEx(e);\n"
+            + "  }\n"
+            + "</script>\n"
+            + "</body></html>";
+
+        loadPageVerifyTitle2(html);
+    }
+
+    /**
+     * @throws Exception if the test fails
+     */
+    @Test
+    @Alerts(DEFAULT = {"ReferenceError", "Whoops!", "undefined", "undefined", "undefined",
+                       "undefined", "true", "true", "ReferenceError/ReferenceError"},
+            FF = {"ReferenceError", "Whoops!", "undefined", "11", "undefined", "25",
+                  "true", "true", "ReferenceError/ReferenceError"},
+            FF_ESR = {"ReferenceError", "Whoops!", "undefined", "11", "undefined", "25",
+                      "true", "true", "ReferenceError/ReferenceError"})
+    public void referenceError() throws Exception {
+        final String html
+            = "<html>\n"
+            + "<head>\n"
+            + "<script>" + LOG_TITLE_FUNCTION + "</script>\n"
+            + "</head>\n"
+            + "<body>\n"
+            + "<script>"
+            + "  try {\n"
+            + "    throw new ReferenceError('Whoops!');\n"
+            + "  } catch (e) {"
+            + "    log(e.name);\n"
+            + "    log(e.message);\n"
+            + "    log(e.cause);\n"
+            + "    log(e.columnNumber);\n"
+            + "    log(e.filename);\n"
+            + "    log(e.lineNumber);\n"
+            + "    log(e instanceof Error);\n"
+            + "    log(e instanceof ReferenceError);\n"
+            + "    logEx(e);\n"
+            + "  }\n"
+            + "</script>\n"
+            + "</body></html>";
+
+        loadPageVerifyTitle2(html);
+    }
+
+    /**
+     * @throws Exception if the test fails
+     */
+    @Test
+    @Alerts(DEFAULT = {"SyntaxError", "Whoops!", "undefined", "undefined", "undefined",
+                       "undefined", "true", "true", "SyntaxError/SyntaxError"},
+            FF = {"SyntaxError", "Whoops!", "undefined", "11", "undefined", "25",
+                  "true", "true", "SyntaxError/SyntaxError"},
+            FF_ESR = {"SyntaxError", "Whoops!", "undefined", "11", "undefined", "25",
+                      "true", "true", "SyntaxError/SyntaxError"})
+    public void syntaxError() throws Exception {
+        final String html
+            = "<html>\n"
+            + "<head>\n"
+            + "<script>" + LOG_TITLE_FUNCTION + "</script>\n"
+            + "</head>\n"
+            + "<body>\n"
+            + "<script>"
+            + "  try {\n"
+            + "    throw new SyntaxError('Whoops!');\n"
+            + "  } catch (e) {"
+            + "    log(e.name);\n"
+            + "    log(e.message);\n"
+            + "    log(e.cause);\n"
+            + "    log(e.columnNumber);\n"
+            + "    log(e.filename);\n"
+            + "    log(e.lineNumber);\n"
+            + "    log(e instanceof Error);\n"
+            + "    log(e instanceof SyntaxError);\n"
+            + "    logEx(e);\n"
+            + "  }\n"
+            + "</script>\n"
+            + "</body></html>";
+
+        loadPageVerifyTitle2(html);
+    }
+
+    /**
+     * @throws Exception if the test fails
+     */
+    @Test
+    @Alerts(DEFAULT = {"TypeError", "Whoops!", "undefined", "undefined", "undefined",
+                       "undefined", "true", "true", "TypeError/TypeError"},
+            FF = {"TypeError", "Whoops!", "undefined", "11", "undefined", "25",
+                  "true", "true", "TypeError/TypeError"},
+            FF_ESR = {"TypeError", "Whoops!", "undefined", "11", "undefined", "25",
+                      "true", "true", "TypeError/TypeError"})
+    public void typeError() throws Exception {
+        final String html
+            = "<html>\n"
+            + "<head>\n"
+            + "<script>" + LOG_TITLE_FUNCTION + "</script>\n"
+            + "</head>\n"
+            + "<body>\n"
+            + "<script>"
+            + "  try {\n"
+            + "    throw new TypeError('Whoops!');\n"
+            + "  } catch (e) {"
+            + "    log(e.name);\n"
+            + "    log(e.message);\n"
+            + "    log(e.cause);\n"
+            + "    log(e.columnNumber);\n"
+            + "    log(e.filename);\n"
+            + "    log(e.lineNumber);\n"
+            + "    log(e instanceof Error);\n"
+            + "    log(e instanceof TypeError);\n"
+            + "    logEx(e);\n"
+            + "  }\n"
+            + "</script>\n"
+            + "</body></html>";
+
+        loadPageVerifyTitle2(html);
+    }
+
+    /**
+     * @throws Exception if the test fails
+     */
+    @Test
+    @Alerts(DEFAULT = {"URIError", "Whoops!", "undefined", "undefined", "undefined",
+                       "undefined", "true", "true", "URIError/URIError"},
+            FF = {"URIError", "Whoops!", "undefined", "11", "undefined", "25",
+                  "true", "true", "URIError/URIError"},
+            FF_ESR = {"URIError", "Whoops!", "undefined", "11", "undefined", "25",
+                      "true", "true", "URIError/URIError"})
+    public void uriError() throws Exception {
+        final String html
+            = "<html>\n"
+            + "<head>\n"
+            + "<script>" + LOG_TITLE_FUNCTION + "</script>\n"
+            + "</head>\n"
+            + "<body>\n"
+            + "<script>"
+            + "  try {\n"
+            + "    throw new URIError('Whoops!');\n"
+            + "  } catch (e) {"
+            + "    log(e.name);\n"
+            + "    log(e.message);\n"
+            + "    log(e.cause);\n"
+            + "    log(e.columnNumber);\n"
+            + "    log(e.filename);\n"
+            + "    log(e.lineNumber);\n"
+            + "    log(e instanceof Error);\n"
+            + "    log(e instanceof URIError);\n"
+            + "    logEx(e);\n"
+            + "  }\n"
+            + "</script>\n"
+            + "</body></html>";
+
+        loadPageVerifyTitle2(html);
+    }
+
+    /**
+     * @throws Exception if the test fails
+     */
+    @Test
+    @Alerts(DEFAULT = {"AggregateError", "Whoops!", "undefined", "Error: some error",
+                       "undefined", "undefined",
+                       "undefined", "true", "true", "AggregateError/AggregateError"},
+            FF = {"AggregateError", "Whoops!", "undefined", "Error: some error",
+                  "11", "undefined", "25",
+                  "true", "true", "AggregateError/AggregateError"},
+            FF_ESR = {"AggregateError", "Whoops!", "undefined", "Error: some error",
+                      "11", "undefined", "25",
+                      "true", "true", "AggregateError/AggregateError"})
+    public void aggregateError() throws Exception {
+        final String html
+            = "<html>\n"
+            + "<head>\n"
+            + "<script>" + LOG_TITLE_FUNCTION + "</script>\n"
+            + "</head>\n"
+            + "<body>\n"
+            + "<script>"
+            + "  try {\n"
+            + "    throw new AggregateError([new Error(\"some error\")], 'Whoops!');\n"
+            + "  } catch (e) {"
+            + "    log(e.name);\n"
+            + "    log(e.message);\n"
+            + "    log(e.cause);\n"
+            + "    log(e.errors);\n"
+            + "    log(e.columnNumber);\n"
+            + "    log(e.filename);\n"
+            + "    log(e.lineNumber);\n"
+            + "    log(e instanceof Error);\n"
+            + "    log(e instanceof AggregateError);\n"
+            + "    logEx(e);\n"
+            + "  }\n"
+            + "</script>\n"
+            + "</body></html>";
+
+        loadPageVerifyTitle2(html);
+    }
+
+    /**
+     * @throws Exception if the test fails
+     */
+    @Test
+    @Alerts(DEFAULT = {"ReferenceError", "InternalError is not defined",
+                       "undefined", "undefined", "undefined",
+                       "undefined", "true", "false", "ReferenceError/ReferenceError"},
+            FF = {"InternalError", "Whoops!", "undefined", "11", "undefined", "25",
+                  "true", "true", "InternalError/InternalError"},
+            FF_ESR = {"InternalError", "Whoops!", "undefined", "11", "undefined", "25",
+                      "true", "true", "InternalError/InternalError"})
+    public void internalError() throws Exception {
+        final String html
+            = "<html>\n"
+            + "<head>\n"
+            + "<script>" + LOG_TITLE_FUNCTION + "</script>\n"
+            + "</head>\n"
+            + "<body>\n"
+            + "<script>"
+            + "  try {\n"
+            + "    throw new InternalError('Whoops!');\n"
+            + "  } catch (e) {"
+            + "    log(e.name);\n"
+            + "    log(e.message);\n"
+            + "    log(e.cause);\n"
+            + "    log(e.columnNumber);\n"
+            + "    log(e.filename);\n"
+            + "    log(e.lineNumber);\n"
+            + "    log(e instanceof Error);\n"
+            + "    log(typeof InternalError == 'function' && e instanceof InternalError);\n"
+            + "    logEx(e);\n"
+            + "  }\n"
+            + "</script>\n"
+            + "</body></html>";
+
+        loadPageVerifyTitle2(html);
+    }
+}