How to use isDollarPrefixed method of com.intuit.karate.core.ScenarioEngine class

Best Karate code snippet using com.intuit.karate.core.ScenarioEngine.isDollarPrefixed

Source:ScenarioEngine.java

...1697    return StringUtils.pair(name, path);1698  }1699  public Match.Result match(Match.Type matchType, String expression, String path, String rhs) {1700    String name = StringUtils.trimToEmpty(expression);1701    if (isDollarPrefixedJsonPath(name) || isXmlPath(name)) { //1702      path = name;1703      name = RESPONSE;1704    }1705    if (name.startsWith("$")) { // in case someone used the dollar prefix by mistake on the LHS1706      name = name.substring(1);1707    }1708    path = StringUtils.trimToNull(path);1709    if (path == null) {1710      StringUtils.Pair pair = parseVariableAndPath(name);1711      name = pair.left;1712      path = pair.right;1713    }1714    if ("header".equals(name)) { // convenience shortcut for asserting against response header1715      return matchHeader(matchType, path, rhs);1716    }1717    Variable actual;1718    // karate started out by "defaulting" to JsonPath on the LHS of a match so we have this kludge1719    // but we now handle JS expressions of almost any shape on the LHS, if in doubt, wrap in parentheses1720    // actually it is not too bad - the XPath function check is the only odd one out1721    // rules:1722    // if not XPath function, wrapped in parentheses, involves function call1723    //      [then] JS eval1724    // else if XPath, JsonPath, JsonPath wildcard ".." or "*" or "[?"1725    //      [then] eval name, and do a JsonPath or XPath using the parsed path1726    if (isXmlPathFunction(path)1727      || (!name.startsWith("(") && !path.endsWith(")") && !path.contains(")."))1728      && (isDollarPrefixed(path) || isJsonPath(path) || isXmlPath(path))) {1729      actual = evalKarateExpression(name);1730      // edge case: java property getter, e.g. "driver.cookies"1731      if (!actual.isMap() && !actual.isList() && !isXmlPath(path) && !isXmlPathFunction(path)) {1732        actual = evalKarateExpression(expression); // fall back to JS eval of entire LHS1733        path = "$";1734      }1735    } else {1736      actual = evalKarateExpression(expression); // JS eval of entire LHS1737      path = "$";1738    }1739    if ("$".equals(path) || "/".equals(path)) {1740      // we have eval-ed the entire LHS, so proceed to match RHS to "$"1741    } else {1742      if (isDollarPrefixed(path)) { // json-path1743        actual = evalJsonPath(actual, path);1744      } else { // xpath1745        actual = evalXmlPath(actual, path);1746      }1747    }1748    Variable expected = evalKarateExpression(rhs);1749    return match(matchType, actual.getValue(), expected.getValue());1750  }1751  // TODO document that match header is case-insensitive at last1752  private Match.Result matchHeader(Match.Type matchType, String name, String exp) {1753    Variable expected = evalKarateExpression(exp);1754    String actual = response.getHeader(name);1755    return match(matchType, actual, expected.getValue());1756  }1757  public Match.Result match(Match.Type matchType, Object actual, Object expected) {1758    return Match.execute(JS, matchType, actual, expected);1759  }1760  private static final Pattern VAR_AND_PATH_PATTERN = Pattern.compile("\\w+");1761  private static final String VARIABLE_PATTERN_STRING = "[a-zA-Z][\\w]*";1762  private static final Pattern VARIABLE_PATTERN = Pattern.compile(VARIABLE_PATTERN_STRING);1763  private static final Pattern FUNCTION_PATTERN = Pattern.compile("^function[^(]*\\(");1764  private static final Pattern JS_PLACEHODER = Pattern.compile("\\$\\{.*?\\}");1765  public static boolean isJavaScriptFunction(String text) {1766    return FUNCTION_PATTERN.matcher(text).find();1767  }1768  public static boolean isValidVariableName(String name) {1769    return VARIABLE_PATTERN.matcher(name).matches();1770  }1771  public static boolean hasJavaScriptPlacehoder(String exp) {1772    return JS_PLACEHODER.matcher(exp).find();1773  }1774  public static final boolean isVariableAndSpaceAndPath(String text) {1775    return text.matches("^" + VARIABLE_PATTERN_STRING + "\\s+.+");1776  }1777  public static final boolean isVariable(String text) {1778    return VARIABLE_PATTERN.matcher(text).matches();1779  }1780  public static final boolean isWithinParentheses(String text) {1781    return text != null && text.startsWith("(") && text.endsWith(")");1782  }1783  public static final boolean isCallSyntax(String text) {1784    return text.startsWith("call ");1785  }1786  public static final boolean isCallOnceSyntax(String text) {1787    return text.startsWith("callonce ");1788  }1789  public static final boolean isGetSyntax(String text) {1790    return text.startsWith("get ") || text.startsWith("get[");1791  }1792  public static final boolean isJson(String text) {1793    return text.startsWith("{") || text.startsWith("[");1794  }1795  public static final boolean isXml(String text) {1796    return text.startsWith("<");1797  }1798  public static boolean isXmlPath(String text) {1799    return text.startsWith("/");1800  }1801  public static boolean isXmlPathFunction(String text) {1802    return text.matches("^[a-z-]+\\(.+");1803  }1804  public static final boolean isJsonPath(String text) {1805    return text.indexOf('*') != -1 || text.contains("..") || text.contains("[?");1806  }1807  public static final boolean isDollarPrefixed(String text) {1808    return text.startsWith("$");1809  }1810  public static final boolean isDollarPrefixedJsonPath(String text) {1811    return text.startsWith("$.") || text.startsWith("$[") || text.equals("$");1812  }1813  public static StringUtils.Pair parseCallArgs(String line) {1814    int pos = line.indexOf("read(");1815    if (pos != -1) {1816      pos = line.indexOf(')');1817      if (pos == -1) {1818        throw new RuntimeException("failed to parse call arguments: " + line);1819      }1820      return new StringUtils.Pair(line.substring(0, pos + 1), StringUtils.trimToNull(line.substring(pos + 1)));1821    }1822    pos = line.indexOf(' ');1823    if (pos == -1) {1824      return new StringUtils.Pair(line, null);1825    }1826    return new StringUtils.Pair(line.substring(0, pos), StringUtils.trimToNull(line.substring(pos)));1827  }1828  public Variable call(Variable called, Variable arg, boolean sharedScope) {1829    switch (called.type) {1830      case JS_FUNCTION:1831      case JAVA_FUNCTION:1832        return arg == null ? executeFunction(called) : executeFunction(called, new Object[] {arg.getValue()});1833      case FEATURE:1834        Variable res = callFeature(called.getValue(), arg, -1, sharedScope);1835        recurseAndAttach(res.getValue()); // will always be a map, we update entries within1836        return res;1837      default:1838        throw new RuntimeException("not a callable feature or js function: " + called);1839    }1840  }1841  public Variable call(boolean callOnce, String exp, boolean sharedScope) {1842    StringUtils.Pair pair = parseCallArgs(exp);1843    Variable called = evalKarateExpression(pair.left);1844    Variable arg = pair.right == null ? null : evalKarateExpression(pair.right);1845    Variable result;1846    if (callOnce) {1847      result = callOnce(exp, called, arg, sharedScope);1848    } else {1849      result = call(called, arg, sharedScope);1850    }1851    if (sharedScope && result.isMap()) {1852      setVariables(result.getValue());1853    }1854    return result;1855  }1856  private Variable result(ScenarioCall.Result result, boolean sharedScope) {1857    if (sharedScope) { // if shared scope1858      vars.clear(); // clean slate1859      vars.putAll(copy(result.vars, false)); // clone for safety1860      init(); // this will also insert magic variables1861      setConfig(new Config(result.config)); // re-apply config from time of snapshot1862      return Variable.NULL; // since we already reset the vars above we return null1863      // else the call() routine would try to do it again1864      // note that shared scope means a return value is meaningless1865    } else {1866      return result.value.copy(false); // clone result for safety1867    }1868  }1869  private Variable callOnce(String cacheKey, Variable called, Variable arg, boolean sharedScope) {1870    // IMPORTANT: the call result is always shallow-cloned before returning1871    // so that call result (especially if a java Map) is not mutated by other scenarios1872    final Map<String, ScenarioCall.Result> CACHE = runtime.featureRuntime.FEATURE_CACHE;1873    ScenarioCall.Result result = CACHE.get(cacheKey);1874    if (result != null) {1875      logger.trace("callonce cache hit for: {}", cacheKey);1876      return result(result, sharedScope);1877    }1878    long startTime = System.currentTimeMillis();1879    logger.trace("callonce waiting for lock: {}", cacheKey);1880    synchronized (CACHE) {1881      result = CACHE.get(cacheKey); // retry1882      if (result != null) {1883        long endTime = System.currentTimeMillis() - startTime;1884        logger.warn("this thread waited {} milliseconds for callonce lock: {}", endTime, cacheKey);1885        return result(result, sharedScope);1886      }1887      // this thread is the 'winner'1888      logger.info(">> lock acquired, begin callonce: {}", cacheKey);1889      Variable resultValue = call(called, arg, sharedScope);1890      // we clone result (and config) here, to snapshot state at the point the callonce was invoked1891      // this prevents the state from being clobbered by the subsequent steps of this1892      // first scenario that is about to use the result1893      Map<String, Variable> clonedVars = called.isFeature() && sharedScope ? detachVariables() : null;1894      Config clonedConfig = new Config(config);1895      clonedConfig.detach();1896      result = new ScenarioCall.Result(resultValue.copy(false), clonedConfig, clonedVars);1897      CACHE.put(cacheKey, result);1898      logger.info("<< lock released, cached callonce: {}", cacheKey);1899      return resultValue; // another routine will apply globally if needed1900    }1901  }1902  public Variable callFeature(Feature feature, Variable arg, int index, boolean sharedScope) {1903    if (arg == null || arg.isMap()) {1904      ScenarioCall call = new ScenarioCall(runtime, feature, arg);1905      call.setLoopIndex(index);1906      call.setSharedScope(sharedScope);1907      FeatureRuntime fr = new FeatureRuntime(call);1908      fr.run();1909      // VERY IMPORTANT ! switch back from called feature js context1910      THREAD_LOCAL.set(this);1911      FeatureResult result = fr.result;1912      runtime.addCallResult(result);1913      if (result.isFailed()) {1914        KarateException ke = result.getErrorMessagesCombined();1915        throw ke;1916      } else {1917        return new Variable(result.getVariables());1918      }1919    } else if (arg.isList() || arg.isJsOrJavaFunction()) {1920      List result = new ArrayList();1921      List<String> errors = new ArrayList();1922      int loopIndex = 0;1923      boolean isList = arg.isList();1924      Iterator iterator = isList ? arg.<List> getValue().iterator() : null;1925      while (true) {1926        Variable loopArg;1927        if (isList) {1928          loopArg = iterator.hasNext() ? new Variable(iterator.next()) : Variable.NULL;1929        } else { // function1930          loopArg = executeFunction(arg, new Object[] {loopIndex});1931        }1932        if (!loopArg.isMap()) {1933          if (!isList) {1934            logger.info("feature call loop function ended at index {}, returned: {}", loopIndex, loopArg);1935          }1936          break;1937        }1938        try {1939          Variable loopResult = callFeature(feature, loopArg, loopIndex, sharedScope);1940          result.add(loopResult.getValue());1941        } catch (Exception e) {1942          String message = "feature call loop failed at index: " + loopIndex + ", " + e.getMessage();1943          errors.add(message);1944          runtime.logError(message);1945          if (!isList) { // this is a generator function, abort infinite loop !1946            break;1947          }1948        }1949        loopIndex++;1950      }1951      if (errors.isEmpty()) {1952        return new Variable(result);1953      } else {1954        String errorMessage = StringUtils.join(errors, '\n');1955        throw new KarateException(errorMessage);1956      }1957    } else {1958      throw new RuntimeException("feature call argument is not a json object or array: " + arg);1959    }1960  }1961  public Variable evalJsonPath(Variable v, String path) {1962    Json json = Json.of(v.getValueAndForceParsingAsJson());1963    try {1964      return new Variable(json.get(path));1965    } catch (PathNotFoundException e) {1966      return Variable.NOT_PRESENT;1967    }1968  }1969  public static Variable evalXmlPath(Variable xml, String path) {1970    NodeList nodeList;1971    Node doc = xml.getAsXml();1972    try {1973      nodeList = XmlUtils.getNodeListByPath(doc, path);1974    } catch (Exception e) {1975      // hack, this happens for xpath functions that don't return nodes (e.g. count)1976      String strValue = XmlUtils.getTextValueByPath(doc, path);1977      Variable v = new Variable(strValue);1978      if (path.startsWith("count")) { // special case1979        return new Variable(v.getAsInt());1980      } else {1981        return v;1982      }1983    }1984    int count = nodeList.getLength();1985    if (count == 0) { // xpath / node does not exist !1986      return Variable.NOT_PRESENT;1987    }1988    if (count == 1) {1989      return nodeToValue(nodeList.item(0));1990    }1991    List list = new ArrayList();1992    for (int i = 0; i < count; i++) {1993      Variable v = nodeToValue(nodeList.item(i));1994      list.add(v.getValue());1995    }1996    return new Variable(list);1997  }1998  private static Variable nodeToValue(Node node) {1999    int childElementCount = XmlUtils.getChildElementCount(node);2000    if (childElementCount == 0) {2001      // hack assuming this is the most common "intent"2002      return new Variable(node.getTextContent());2003    }2004    if (node.getNodeType() == Node.DOCUMENT_NODE) {2005      return new Variable(node);2006    } else { // make sure we create a fresh doc else future xpath would run against original root2007      return new Variable(XmlUtils.toNewDocument(node));2008    }2009  }2010  public Variable evalJsonPathOnVariableByName(String name, String path) {2011    return evalJsonPath(vars.get(name), path);2012  }2013  public Variable evalXmlPathOnVariableByName(String name, String path) {2014    return evalXmlPath(vars.get(name), path);2015  }2016  public Variable evalKarateExpression(String text) {2017    text = StringUtils.trimToNull(text);2018    if (text == null) {2019      return Variable.NULL;2020    }2021    // don't re-evaluate if this is clearly a direct reference to a variable2022    // this avoids un-necessary conversion of xml into a map in some cases2023    // e.g. 'Given request foo' - where foo is a Variable of type XML2024    if (vars.containsKey(text)) {2025      return vars.get(text);2026    }2027    boolean callOnce = isCallOnceSyntax(text);2028    if (callOnce || isCallSyntax(text)) { // special case in form "callBegin foo arg"2029      if (callOnce) {2030        text = text.substring(9);2031      } else {2032        text = text.substring(5);2033      }2034      return call(callOnce, text, false);2035    } else if (isDollarPrefixedJsonPath(text)) {2036      return evalJsonPathOnVariableByName(RESPONSE, text);2037    } else if (isGetSyntax(text) || isDollarPrefixed(text)) { // special case in form2038      // get json[*].path2039      // $json[*].path2040      // get /xml/path2041      // get xpath-function(expression)2042      int index = -1;2043      if (text.startsWith("$")) {2044        text = text.substring(1);2045      } else if (text.startsWith("get[")) {2046        int pos = text.indexOf(']');2047        index = Integer.valueOf(text.substring(4, pos));2048        text = text.substring(pos + 2);2049      } else {2050        text = text.substring(4);2051      }2052      String left;2053      String right;2054      if (isDollarPrefixedJsonPath(text)) { // edge case get[0] $..foo2055        left = RESPONSE;2056        right = text;2057      } else if (isVariableAndSpaceAndPath(text)) {2058        int pos = text.indexOf(' ');2059        right = text.substring(pos + 1);2060        left = text.substring(0, pos);2061      } else {2062        StringUtils.Pair pair = parseVariableAndPath(text);2063        left = pair.left;2064        right = pair.right;2065      }2066      Variable sv;2067      if (isXmlPath(right) || isXmlPathFunction(right)) {2068        sv = evalXmlPathOnVariableByName(left, right);...

isDollarPrefixed

Using AI Code Generation

1* def isDollarPrefixed = engine.isDollarPrefixed(' $name')2* isDollarPrefixed = engine.isDollarPrefixed('$name')3* isDollarPrefixed = engine.isDollarPrefixed('name')4* isDollarPrefixed = engine.isDollarPrefixed('name ')5* isDollarPrefixed = engine.isDollarPrefixed(' name')6* isDollarPrefixed = engine.isDollarPrefixed('name $')7* isDollarPrefixed = engine.isDollarPrefixed('name $ ')8* isDollarPrefixed = engine.isDollarPrefixed(' name ')

isDollarPrefixed

Using AI Code Generation

1def isDollarPrefixed(String str) {2    def method = engine.getDeclaredMethod('isDollarPrefixed', String.class)3    method.setAccessible(true)4    return method.invoke(null, str)5}6assert isDollarPrefixed("$foo")7assert !isDollarPrefixed("foo")8assert !isDollarPrefixed(null)

isDollarPrefixed

Using AI Code Generation

1def isDollarPrefixed(String value) {2    if (value == null) {3    }4    int length = value.length()5    if (length == 0) {6    }7    char first = value.charAt(0)8}9def result = isDollarPrefixed(value)10And def result = isDollarPrefixed(value)11And def result = isDollarPrefixed(value)12And def result = isDollarPrefixed(value)13And def result = isDollarPrefixed(value)14And def result = isDollarPrefixed(value)15And def result = isDollarPrefixed(value)16And def result = isDollarPrefixed(value)17And def result = isDollarPrefixed(value)

isDollarPrefixed

Using AI Code Generation

1* def engine = { ScenarioEngine: { isDollarPrefixed: function(str) { return str.startsWith('$') } } }2* match engine.isDollarPrefixed('$abc') == true3* match engine.isDollarPrefixed('abc') == false4* def engine = { ScenarioEngine: { isDollarPrefixed: function(str) { return str.startsWith('$') } } }5* match engine.ScenarioEngine.isDollarPrefixed('$abc') == true6* match engine.ScenarioEngine.isDollarPrefixed('abc') == false7* def engine = { ScenarioEngine: { isDollarPrefixed: function(str) { return str.startsWith('$') } } }8* match engine.isDollarPrefixed('$abc') == true9* match engine.isDollarPrefixed('abc') == false10* def engine = { ScenarioEngine: { isDollarPrefixed: function(str) { return str.startsWith('$') } } }11* match engine.ScenarioEngine.isDollarPrefixed('$abc') == true12* match engine.ScenarioEngine.isDollarPrefixed('abc') == false

isDollarPrefixed

Using AI Code Generation

1import com.intuit.karate.core.ScenarioEngine;2ScenarioEngine engine = new ScenarioEngine();3System.out.println(engine.isDollarPrefixed("someVar"));4System.out.println(engine.isDollarPrefixed("$someVar"));5public class MyEngine extends ScenarioEngine {6    public boolean isDollarPrefixed(String name) {7        return super.isDollarPrefixed(name);8    }9}10ScenarioEngine engine = new ScenarioEngine();11System.out.println(engine.isDollarPrefixed("someVar"));12System.out.println(engine.isDollarPrefixed("$someVar"));13public class MyEngine {14    public boolean isDollarPrefixed(String name) {15        return name != null && name.length() > 0 && name.charAt(0) == '$';

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