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com.intuit.karate.driver.DriverOptions Maven / Gradle / Ivy
/*
* The MIT License
*
* Copyright 2018 Intuit Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package com.intuit.karate.driver;
import com.intuit.karate.Http;
import com.intuit.karate.KarateException;
import com.intuit.karate.LogAppender;
import com.intuit.karate.Logger;
import com.intuit.karate.driver.appium.AndroidDriver;
import com.intuit.karate.driver.chrome.Chrome;
import com.intuit.karate.driver.chrome.ChromeWebDriver;
import com.intuit.karate.driver.microsoft.EdgeChromium;
import com.intuit.karate.driver.microsoft.IeWebDriver;
import com.intuit.karate.driver.microsoft.MsWebDriver;
import com.intuit.karate.driver.firefox.GeckoWebDriver;
import com.intuit.karate.driver.appium.IosDriver;
import com.intuit.karate.driver.microsoft.MsEdgeDriver;
import com.intuit.karate.driver.safari.SafariWebDriver;
import com.intuit.karate.driver.microsoft.WinAppDriver;
import com.intuit.karate.driver.playwright.PlaywrightDriver;
import com.intuit.karate.core.Config;
import com.intuit.karate.core.ScenarioEngine;
import com.intuit.karate.core.ScenarioRuntime;
import com.intuit.karate.shell.Command;
import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.function.Consumer;
import java.util.function.Predicate;
import java.util.function.Supplier;
/**
*
* @author pthomas3
*/
public class DriverOptions {
public final Map options;
public final int timeout;
public final boolean start;
public final boolean stop;
public final String executable;
public final String type;
public final int port;
public final String host;
public final int pollAttempts;
public final int pollInterval;
public final boolean headless;
public final boolean showProcessLog;
public final boolean showDriverLog;
public final Logger logger;
public final LogAppender appender;
public final Logger processLogger;
public final Logger driverLogger;
public final String uniqueName;
public final File workingDir;
public final String userAgent;
public final String userDataDir;
public final String processLogFile;
public final int maxPayloadSize;
public final List addOptions;
public final List args = new ArrayList<>();
public final String webDriverUrl;
public final String webDriverPath;
public final Map webDriverSession;
public final Map httpConfig;
public final Target target;
public final String beforeStart;
public final String afterStop;
public final String videoFile;
public final boolean highlight;
public final int highlightDuration;
public final String attach;
public final boolean screenshotOnFailure;
public final String playwrightUrl;
public final Map playwrightOptions;
// mutable during a test
private boolean retryEnabled;
private Integer retryInterval = null;
private Integer retryCount = null;
private String preSubmitHash = null;
private Integer timeoutOverride;
public static final String SCROLL_JS_FUNCTION = "function(e){ var d = window.getComputedStyle(e).display;"
+ " while(d == 'none'){ e = e.parentElement; d = window.getComputedStyle(e).display }"
+ " e.scrollIntoView({block: 'center'}) }";
public static final String KARATE_REF_GENERATOR = "function(e){"
+ " if (!document._karate) document._karate = { seq: (new Date()).getTime() };"
+ " var ref = 'ref' + document._karate.seq++; document._karate[ref] = e; return ref }";
public boolean isRetryEnabled() {
return retryEnabled;
}
public String getPreSubmitHash() {
return preSubmitHash;
}
public void setPreSubmitHash(String preSubmitHash) {
this.preSubmitHash = preSubmitHash;
}
private T get(String key, T defaultValue) {
T temp = (T) options.get(key);
return temp == null ? defaultValue : temp;
}
public DriverOptions(Map options, ScenarioRuntime sr, int defaultPort, String defaultExecutable) {
this.options = options;
this.appender = sr.logAppender;
logger = new Logger(getClass());
logger.setAppender(appender);
timeout = get("timeout", Config.DEFAULT_TIMEOUT);
type = get("type", null);
start = get("start", true);
stop = get("stop", true);
executable = get("executable", defaultExecutable);
headless = get("headless", false);
showProcessLog = get("showProcessLog", false);
addOptions = get("addOptions", null);
uniqueName = type + "_" + System.currentTimeMillis();
String packageName = getClass().getPackage().getName();
processLogger = showProcessLog ? logger : new Logger(packageName + "." + uniqueName);
showDriverLog = get("showDriverLog", false);
driverLogger = showDriverLog ? logger : new Logger(packageName + "." + uniqueName);
if (executable != null) {
if (executable.startsWith(".")) { // honor path even when we set working dir
args.add(new File(executable).getAbsolutePath());
} else {
args.add(executable);
}
}
userAgent = get("userAgent", null);
if (options.containsKey("userDataDir")) {
String temp = get("userDataDir", null);
if (temp != null) {
workingDir = new File(temp);
userDataDir = workingDir.getAbsolutePath();
} else { // special case allow user-specified null
userDataDir = null;
workingDir = null;
}
} else {
workingDir = new File(sr.featureRuntime.suite.buildDir + File.separator + uniqueName);
userDataDir = workingDir.getAbsolutePath();
}
if (workingDir == null) {
processLogFile = sr.featureRuntime.suite.buildDir + File.separator + uniqueName + ".log";
} else {
processLogFile = workingDir.getPath() + File.separator + type + ".log";
}
maxPayloadSize = get("maxPayloadSize", 4194304);
target = get("target", null);
host = get("host", "localhost");
webDriverUrl = get("webDriverUrl", null);
webDriverPath = get("webDriverPath", null);
webDriverSession = get("webDriverSession", null);
httpConfig = get("httpConfig", null);
beforeStart = get("beforeStart", null);
afterStop = get("afterStop", null);
videoFile = get("videoFile", null);
pollAttempts = get("pollAttempts", 20);
pollInterval = get("pollInterval", 250);
highlight = get("highlight", false);
highlightDuration = get("highlightDuration", Config.DEFAULT_HIGHLIGHT_DURATION);
attach = get("attach", null);
screenshotOnFailure = get("screenshotOnFailure", true);
playwrightUrl = get("playwrightUrl", null);
playwrightOptions = get("playwrightOptions", null);
// do this last to ensure things like logger, start-flag, webDriverUrl etc. are set
port = resolvePort(defaultPort);
}
private int resolvePort(int defaultPort) {
if (webDriverUrl != null) {
return 0;
}
int preferredPort = get("port", defaultPort);
if (start) {
int freePort = Command.getFreePort(preferredPort);
if (freePort != preferredPort) {
logger.warn("preferred port {} not available, will use: {}", preferredPort, freePort);
}
return freePort;
}
return preferredPort;
}
public Http getHttp() {
Http http = Http.to(getUrlBase());
http.setAppender(driverLogger.getAppender());
if (httpConfig != null) {
http.configure(httpConfig);
}
return http;
}
private String getUrlBase() {
if (webDriverUrl != null) {
return webDriverUrl;
}
String urlBase = "http://" + host + ":" + port;
if (webDriverPath != null) {
return urlBase + webDriverPath;
}
return urlBase;
}
public void arg(String arg) {
args.add(arg);
}
public Command startProcess() {
return startProcess(null);
}
public Command startProcess(Consumer listener) {
if (beforeStart != null) {
Command.execLine(null, beforeStart);
}
Command command;
if (target != null || !start) {
command = null;
} else {
if (addOptions != null) {
args.addAll(addOptions);
}
command = new Command(false, processLogger, uniqueName, processLogFile, workingDir, args.toArray(new String[args.size()]));
if (listener != null) {
command.setListener(listener);
}
command.setPollAttempts(pollAttempts);
command.setPollInterval(pollInterval);
command.start();
}
if (command != null) { // wait for a slow booting browser / driver process
command.waitForPort(host, port);
if (command.isFailed()) {
throw new KarateException("start failed", command.getFailureReason());
}
}
return command;
}
public static Driver start(Map options, ScenarioRuntime sr) { // TODO unify logger
Target target = (Target) options.get("target");
if (target != null) {
sr.logger.debug("custom target configured, calling start()");
Map map = target.start(sr);
sr.logger.trace("custom target returned options: {}", map);
options.putAll(map);
}
String type = (String) options.get("type");
if (type == null) {
sr.logger.warn("type was null, defaulting to 'chrome'");
type = "chrome";
options.put("type", type);
}
try { // to make troubleshooting errors easier
switch (type) {
case "chrome":
return Chrome.start(options, sr);
case "msedge":
return EdgeChromium.start(options, sr);
case "chromedriver":
return ChromeWebDriver.start(options, sr);
case "geckodriver":
return GeckoWebDriver.start(options, sr);
case "safaridriver":
return SafariWebDriver.start(options, sr);
case "msedgedriver":
return MsEdgeDriver.start(options, sr);
case "mswebdriver":
return MsWebDriver.start(options, sr);
case "iedriver":
return IeWebDriver.start(options, sr);
case "winappdriver":
return WinAppDriver.start(options, sr);
case "android":
return AndroidDriver.start(options, sr);
case "ios":
return IosDriver.start(options, sr);
case "playwright":
return PlaywrightDriver.start(options, sr);
default:
sr.logger.warn("unknown driver type: {}, defaulting to 'chrome'", type);
options.put("type", "chrome");
return Chrome.start(options, sr);
}
} catch (Exception e) {
String message = "driver config / start failed: " + e.getMessage() + ", options: " + options;
sr.logger.error(message, e);
if (target != null) {
target.stop(sr);
}
throw new RuntimeException(message, e);
}
}
private Map getSession(String browserName) {
Map session = webDriverSession;
if (session == null) {
session = new HashMap();
}
Map capabilities = (Map) session.get("capabilities");
if (capabilities == null) {
capabilities = (Map) session.get("desiredCapabilities");
}
if (capabilities == null) {
capabilities = new HashMap();
session.put("capabilities", capabilities);
Map alwaysMatch = new HashMap();
capabilities.put("alwaysMatch", alwaysMatch);
alwaysMatch.put("browserName", browserName);
}
return session;
}
// TODO abstract as method per implementation
public Map getWebDriverSessionPayload() {
switch (type) {
case "chromedriver":
return getSession("chrome");
case "geckodriver":
return getSession("firefox");
case "safaridriver":
return getSession("safari");
case "msedgedriver":
case "mswebdriver":
return getSession("edge");
case "iedriver":
return getSession("internet explorer");
default:
// else user has to specify full payload via webDriverSession
return getSession(type);
}
}
public static String preProcessWildCard(String locator) {
boolean contains;
String tag, prefix, text;
int index;
int pos = locator.indexOf('}');
if (pos == -1) {
throw new RuntimeException("bad locator prefix: " + locator);
}
if (locator.charAt(1) == '^') {
contains = true;
prefix = locator.substring(2, pos);
} else {
contains = false;
prefix = locator.substring(1, pos);
}
text = locator.substring(pos + 1);
pos = prefix.indexOf(':');
if (pos != -1) {
String tagTemp = prefix.substring(0, pos);
tag = tagTemp.isEmpty() ? "*" : tagTemp;
String indexTemp = prefix.substring(pos + 1);
if (indexTemp.isEmpty()) {
index = 0;
} else {
try {
index = Integer.valueOf(indexTemp);
} catch (Exception e) {
throw new RuntimeException("bad locator prefix: " + locator + ", " + e.getMessage());
}
}
} else {
tag = prefix.isEmpty() ? "*" : prefix;
index = 0;
}
if (!tag.startsWith("/")) {
tag = "//" + tag;
}
String xpath;
if (contains) {
xpath = tag + "[contains(normalize-space(text()),'" + text + "')]";
} else {
xpath = tag + "[normalize-space(text())='" + text + "']";
}
if (index == 0) {
return xpath;
}
return "/(" + xpath + ")[" + index + "]";
}
private static final String DOCUMENT = "document";
public static String selector(String locator) {
return selector(locator, DOCUMENT);
}
public static String selector(String locator, String contextNode) {
if (locator.startsWith("(")) {
return locator; // pure js !
}
if (locator.startsWith("{")) {
locator = preProcessWildCard(locator);
}
if (locator.startsWith("/")) { // XPathResult.FIRST_ORDERED_NODE_TYPE = 9
if (locator.startsWith("/(")) { // hack for wildcard with index (see preProcessWildCard last line)
if (DOCUMENT.equals(contextNode)) {
locator = locator.substring(1);
} else {
locator = "(." + locator.substring(2);
}
} else if (!DOCUMENT.equals(contextNode)) {
locator = "." + locator; // evaluate relative to this node not root
}
return "document.evaluate(\"" + locator + "\", " + contextNode + ", null, 9, null).singleNodeValue";
}
return contextNode + ".querySelector(\"" + locator + "\")";
}
public void setTimeout(Integer timeout) {
this.timeoutOverride = timeout;
}
public int getTimeout() {
if (timeoutOverride != null) {
return timeoutOverride;
}
return timeout;
}
public void setRetryInterval(Integer retryInterval) {
this.retryInterval = retryInterval;
}
public int getRetryInterval() {
if (retryInterval != null) {
return retryInterval;
}
ScenarioEngine engine = ScenarioEngine.get();
if (engine == null) {
return Config.DEFAULT_RETRY_INTERVAL;
} else {
return engine.getConfig().getRetryInterval();
}
}
public int getRetryCount() {
if (retryCount != null) {
return retryCount;
}
ScenarioEngine engine = ScenarioEngine.get();
if (engine == null) {
return Config.DEFAULT_RETRY_COUNT;
} else {
return ScenarioEngine.get().getConfig().getRetryCount();
}
}
public T retry(Supplier action, Predicate condition, String logDescription, boolean failWithException) {
long startTime = System.currentTimeMillis();
int count = 0, max = getRetryCount();
T result;
boolean success;
do {
if (count > 0) {
logger.debug("{} - retry #{}", logDescription, count);
sleep();
}
result = action.get();
success = condition.test(result);
} while (!success && count++ < max);
if (!success) {
long elapsedTime = System.currentTimeMillis() - startTime;
String message = logDescription + ": failed after " + (count - 1) + " retries and " + elapsedTime + " milliseconds";
logger.warn(message);
if (failWithException) {
throw new RuntimeException(message);
}
}
return result;
}
public static String wrapInFunctionInvoke(String text) {
return "(function(){ " + text + " })()";
}
private static final String HIGHLIGHT_FN = "function(e){ var old = e.getAttribute('style');"
+ " e.setAttribute('style', 'background: yellow; border: 2px solid red;');"
+ " setTimeout(function(){ e.setAttribute('style', old) }, %d) }";
private static String highlightFn(int millis) {
return String.format(HIGHLIGHT_FN, millis);
}
public String highlight(String locator, int millis) {
String e = selector(locator);
String temp = "var e = " + e + "; var fun = " + highlightFn(millis) + "; fun(e)";
return wrapInFunctionInvoke(temp);
}
public String highlightAll(String locator, int millis) {
return scriptAllSelector(locator, highlightFn(millis));
}
public String optionSelector(String locator, String text) {
boolean textEquals = text.startsWith("{}");
boolean textContains = text.startsWith("{^}");
String condition;
if (textEquals || textContains) {
text = text.substring(text.indexOf('}') + 1);
condition = textContains ? "e.options[i].text.indexOf(t) !== -1" : "e.options[i].text === t";
} else {
condition = "e.options[i].value === t";
}
String e = selector(locator);
String temp = "var e = " + e + "; var t = \"" + text + "\";"
+ " for (var i = 0; i < e.options.length; ++i)"
+ " if (" + condition + ") { e.options[i].selected = true; e.dispatchEvent(new Event('change')) }";
return wrapInFunctionInvoke(temp);
}
public String optionSelector(String id, int index) {
String e = selector(id);
String temp = "var e = " + e + "; var t = " + index + ";"
+ " for (var i = 0; i < e.options.length; ++i)"
+ " if (i === t) { e.options[i].selected = true; e.dispatchEvent(new Event('change')) }";
return wrapInFunctionInvoke(temp);
}
private String fun(String expression) {
char first = expression.charAt(0);
return (first == '_' || first == '!') ? "function(_){ return " + expression + " }" : expression;
}
public String scriptSelector(String locator, String expression) {
return scriptSelector(locator, expression, DOCUMENT);
}
public String scriptSelector(String locator, String expression, String contextNode) {
String temp = "var fun = " + fun(expression) + "; var e = " + selector(locator, contextNode) + "; return fun(e)";
return wrapInFunctionInvoke(temp);
}
public String scriptAllSelector(String locator, String expression) {
return scriptAllSelector(locator, expression, DOCUMENT);
}
// the difference here from selector() is the use of querySelectorAll()
// how the loop for XPath results has to be handled
public String scriptAllSelector(String locator, String expression, String contextNode) {
if (locator.startsWith("{")) {
locator = preProcessWildCard(locator);
}
boolean isXpath = locator.startsWith("/");
String selector;
if (isXpath) { // XPathResult.ORDERED_NODE_ITERATOR_TYPE = 5
selector = "document.evaluate(\"" + locator + "\", " + contextNode + ", null, 5, null)";
} else {
selector = contextNode + ".querySelectorAll(\"" + locator + "\")";
}
String temp = "var res = []; var fun = " + fun(expression) + "; var es = " + selector + "; ";
if (isXpath) {
temp = temp + "var e = null; while(e = es.iterateNext()) res.push(fun(e)); return res";
} else {
temp = temp + "es.forEach(function(e){ res.push(fun(e)) }); return res";
}
return wrapInFunctionInvoke(temp);
}
public void sleep() {
sleep(getRetryInterval());
}
public void sleep(int millis) {
if (millis == 0) {
return;
}
try {
processLogger.trace("sleeping for millis: {}", millis);
Thread.sleep(millis);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public static String getPositionJs(String locator) {
String temp = "var r = " + selector(locator, DOCUMENT) + ".getBoundingClientRect();"
+ " var dx = window.scrollX; var dy = window.scrollY;"
+ " return { x: r.x + dx, y: r.y + dy, width: r.width + dx, height: r.height + dy }";
return wrapInFunctionInvoke(temp);
}
public Map newMapWithSelectedKeys(Map map, String... keys) {
Map out = new HashMap(keys.length);
for (String key : keys) {
Object o = map.get(key);
if (o != null) {
out.put(key, o);
}
}
return out;
}
public void disableRetry() {
retryEnabled = false;
retryCount = null;
retryInterval = null;
}
public void enableRetry(Integer count, Integer interval) {
retryEnabled = true;
retryCount = count; // can be null
retryInterval = interval; // can be null
}
public Element waitUntil(Driver driver, String locator, String expression) {
long startTime = System.currentTimeMillis();
String js = scriptSelector(locator, expression);
boolean found = driver.waitUntil(js);
if (!found) {
long elapsedTime = System.currentTimeMillis() - startTime;
throw new RuntimeException("wait failed for: " + locator
+ " and condition: " + expression + " after " + elapsedTime + " milliseconds");
}
return DriverElement.locatorExists(driver, locator);
}
public String waitForUrl(Driver driver, String expected) {
return retry(() -> driver.getUrl(), url -> url.contains(expected), "waitForUrl", true);
}
public Element waitForAny(Driver driver, String... locators) {
long startTime = System.currentTimeMillis();
List list = Arrays.asList(locators);
Iterator iterator = list.iterator();
StringBuilder sb = new StringBuilder();
while (iterator.hasNext()) {
String locator = iterator.next();
String js = selector(locator);
sb.append("(").append(js).append(" != null)");
if (iterator.hasNext()) {
sb.append(" || ");
}
}
boolean found = driver.waitUntil(sb.toString());
// important: un-set the retry flag
disableRetry();
if (!found) {
long elapsedTime = System.currentTimeMillis() - startTime;
throw new RuntimeException("wait failed for: " + list + " after " + elapsedTime + " milliseconds");
}
if (locators.length == 1) {
return DriverElement.locatorExists(driver, locators[0]);
}
for (String locator : locators) {
Element temp = driver.optional(locator);
if (temp.isPresent()) {
return temp;
}
}
// this should never happen
throw new RuntimeException("unexpected wait failure for locators: " + list);
}
public Element optional(Driver driver, String locator) {
String js = selector(locator);
String evalJs = js + " != null";
Object o = driver.script(evalJs);
if (o instanceof Boolean && (Boolean) o) {
return DriverElement.locatorExists(driver, locator);
} else {
return new MissingElement(driver, locator);
}
}
public static String karateLocator(String karateRef) {
return "(document._karate." + karateRef + ")";
}
public String focusJs(String locator) {
return "var e = " + selector(locator) + "; e.focus(); try { e.selectionStart = e.selectionEnd = e.value.length } catch(x) {}";
}
public List findAll(Driver driver, String locator) {
List list = driver.scriptAll(locator, DriverOptions.KARATE_REF_GENERATOR);
List elements = new ArrayList(list.size());
for (String karateRef : list) {
String karateLocator = karateLocator(karateRef);
elements.add(DriverElement.locatorExists(driver, karateLocator));
}
return elements;
}
}
