com.dtrules.testsupport.Coverage Maven / Gradle / Ivy
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/**
* Copyright 2004-2011 DTRules.com, Inc.
*
* See http://DTRules.com for updates and documentation for the DTRules Rules Engine
*
* 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
*
* http://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 com.dtrules.testsupport;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import com.dtrules.admin.RulesAdminService;
import com.dtrules.decisiontables.RDecisionTable;
import com.dtrules.infrastructure.RulesException;
import com.dtrules.interpreter.RName;
import com.dtrules.session.IRSession;
import com.dtrules.session.RuleSet;
import com.dtrules.session.RulesDirectory;
import com.dtrules.xmlparser.GenericXMLParser;
import com.dtrules.xmlparser.IGenericXMLParser;
import com.dtrules.xmlparser.XMLPrinter;
/**
* @author ps24876
*
*/
public class Coverage {
String currentFile = "";
public static class Stats {
final RDecisionTable table;
final int columnCount;
final int columnHits[];
final int conditionCount;
final int conditions[];
final int actionCount;
final int actions[];
int noColumns = 0; // Count of how many times no columns were executed.
int calledCount = 0;
public Stats(RDecisionTable table,int columnCount,int conditionCount,int actionCount){
this.table = table;
this.columnCount = columnCount;
columnHits = new int[columnCount>0?columnCount:1];
this.conditionCount = conditionCount;
conditions = new int[conditionCount];
this.actionCount = actionCount;
actions = new int[actionCount];
}
}
RuleSet rs;
String traceFiles;
ArrayList traceFilesProcessed = new ArrayList();
ArrayList minFilesNeeded = new ArrayList();
HashMap tables = new HashMap();
public Coverage(RuleSet rs, String traceFiles)throws RulesException {
this.rs = rs;
this.traceFiles = traceFiles;
initTables();
}
public class TraceLoad implements IGenericXMLParser {
ArrayList dts = new ArrayList();
void pushDT(String dt) {dts.add(dt); }
String popDT() {return dts.remove(dts.size()-1);}
String currentDT() {return dts.get(dts.size()-1);}
public void beginTag(String[] tagstk, int tagstkptr, String tag,
HashMap attribs) throws IOException, Exception {
if(tag.equals("decisiontable")){
pushDT(attribs.get("name"));
Stats stats = tables.get(currentDT());
stats.calledCount++;
}else if(tag.equals("column")){
addColumns(attribs.get("n"));
}
}
public void endTag(String[] tagstk, int tagstkptr, String tag,
String body, HashMap attribs) throws Exception,
IOException {
if(tag.equals("decisiontable")){
popDT();
}
}
private void addColumns(String columns){
columns = columns.trim();
Stats stats = tables.get(currentDT());
if(columns.length()==0){ // If no column is specified, no column
if(stats.noColumns == 0){
if(!minFilesNeeded.contains(currentFile)){
minFilesNeeded.add(currentFile);
}
}
stats.noColumns++; // was executed. Count that too.
return;
}
String cols[] = columns.split(" ");
for (String col : cols){
int index = Integer.parseInt(col)-1;
if(stats.columnHits[index]==0){
if(!minFilesNeeded.contains(currentFile)){
minFilesNeeded.add(currentFile);
}
}
stats.columnHits[index]++;
}
}
public boolean error(String v) throws Exception {
return false;
}
}
public void compute() throws Exception {
File dir = new File(traceFiles);
if(!dir.isDirectory()){
coverage(dir); // Maybe they only want coverage of a single file?
}else{
File files[] = dir.listFiles();
for(File file : files){
if(file.getName().endsWith("_trace.xml")){
System.out.println(file.getName());
traceFilesProcessed.add(file.getName());
coverage(file);
}
}
}
}
@SuppressWarnings("unchecked")
private void initTables() throws RulesException {
IRSession session = rs.newSession();
RulesAdminService admin = new RulesAdminService(session,rs.getRulesDirectory());
List tables = admin.getDecisionTables(rs.getName());
for(Object table : tables){
RDecisionTable dt = admin.getDecisionTable(rs.getName(),(String)table);
int columns = dt.getConditiontable().length>0 ? dt.getConditiontable()[0].length:0;
int conditions = dt.getConditiontable().length;
int actions = dt.getActions().length;
Stats stats = new Stats(dt,columns,conditions,actions);
this.tables.put(dt.getName().stringValue(),stats);
}
}
private void coverage(File f) throws Exception {
currentFile = f.getName();
GenericXMLParser.load(new FileInputStream(f),new TraceLoad());
}
public void printReport(PrintStream o){
XMLPrinter xout = new XMLPrinter(o);
xout.opentag("coverage");
xout.opentag("minimum_files_for_coverage");
for(String file : minFilesNeeded){
xout.printdata("trace_file",file);
}
xout.closetag();
xout.opentag("trace_files");
for(String file : traceFilesProcessed){
xout.printdata("trace_file",file);
}
xout.closetag();
Object keys[] = tables.keySet().toArray();
for(int i=0;i0){
Object hld = keys[j];
keys[j] = keys[j+1];
keys[j+1] = hld;
}
}
}
xout.opentag("tables");
for(Object key : keys){
Stats stats = tables.get(key);
int total_columns = 0;
int columns_covered = 0;
if(stats.table.getHasNullColumn()){
total_columns ++;
}
if(stats.noColumns>0){
columns_covered++;
}
for(int i=0; i< stats.columnCount; i++){
if(stats.table.getColumnsSpecified()[i]){
total_columns++;
if( stats.columnHits[i]>0){
columns_covered++;
}
}
}
double fpercent = ((double) columns_covered / total_columns)*100.0;
int percent = (int) fpercent;
int fraction = (int) ((fpercent - percent)*100);
xout.opentag("table","name",key,"count_of_calls",stats.calledCount, "percent_covered",percent+"."+fraction);
if(stats.table.getHasNullColumn()){
xout.printdata("column","n","none","hits",stats.noColumns,null);
}
for(int i=0; i< stats.columnCount; i++){
if(stats.table.getColumnsSpecified()[i]){
xout.printdata("column","n",i+1,"hits",stats.columnHits[i],null);
}
}
xout.closetag();
}
xout.closetag();
xout.closetag();
}
public static void main(String arg[]) throws Exception {
String path = "C:\\maximus\\eb_dev2\\rulesDevelopment\\eb-newyork\\";
RulesDirectory rd = new RulesDirectory(path,"DTRules.xml");
RName rsName = RName.getRName("autoassign");
RuleSet rs = rd.getRuleSet(rsName);
try {
Coverage c = new Coverage(rs,path+"ny-autoassign\\testfiles\\output\\");
c.compute();
c.printReport(System.out);
} catch (RulesException e) {
System.out.println(e.toString());
}
}
}
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