#1476 changed the test so I can compare 2 code sets

Author: jantje

io.sloeber.tests/src/io/sloeber/junit/TxtWorkAroundRegression.java

@@ -7,6 +7,8 @@
 
 import java.io.File;
 import java.nio.charset.Charset;
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
 import java.util.Collection;
 import java.util.LinkedList;
 
@@ -23,6 +25,10 @@
 public class TxtWorkAroundRegression {
     final static private String ROOTFOLDER = "E:\\arduinoTxt-Backup-2021-08-19";
     private Path myPath;
+    private Path myOutputPath = new Path(
+            "E:\\test\\workaround\\" + LocalDate.now().format(DateTimeFormatter.ofPattern("yyyy-MM-DD")));
+    private boolean comparePlarformFiles = false;
+    static private int differenceCount = 0;
 
     public TxtWorkAroundRegression(String pathName) {
         myPath = new Path(pathName);
@@ -105,21 +111,47 @@ public void platformTxt() throws Exception {
             System.out.println("file does not exists " + inputFile);
             assumeFalse(true);// skip the test
         }
-        if (!expectedFile.exists()) {
-            System.out.println("file does not exists " + expectedFile);
-            assumeFalse(true);// skip the test
-        }
         String input = FileUtils.readFileToString(inputFile, Charset.defaultCharset());
         input = input.replace("\r\n", "\n");
-        String expected = FileUtils.readFileToString(expectedFile, Charset.defaultCharset());
-        String actual = platformApplyWorkArounds(input, inputFile);
-        String cleanedExpected = clean(expected);
-        String cleanedActual = clean(actual);
-        String difference = StringUtils.difference(cleanedExpected, cleanedActual);
-        if (!cleanedExpected.equals(cleanedActual)) {
-            System.err.println("ERROR for " + inputFile);
-            System.err.println(difference);
-            fail(difference.substring(0, 20));
+        String currentWorkAround = platformApplyWorkArounds(input, inputFile);
+        String cleanedCurrentWorkAround = clean(currentWorkAround);
+
+        if (comparePlarformFiles) {
+            //compare the Sloeber generated workaround file content to the content of the file on disk
+            if (!expectedFile.exists()) {
+                System.out.println("file does not exists " + expectedFile);
+                assumeFalse(true);// skip the test
+            }
+
+            String expected = FileUtils.readFileToString(expectedFile, Charset.defaultCharset());
+            String cleanedExpected = clean(expected);
+
+            String difference = StringUtils.difference(cleanedExpected, cleanedCurrentWorkAround);
+            if (!cleanedExpected.equals(cleanedCurrentWorkAround)) {
+                System.err.println("ERROR for " + inputFile);
+                System.err.println(difference);
+                fail(difference.substring(0, 20));
+            }
+        } else {
+            //compare the Sloeber generated workaround file content to the content generated by other code
+            //the idea is to compare the current code to the old code
+            //this because it is hard to update the files on disk
+            String oldWorkAround = io.sloeber.core.txt.WorkAroundOrg.platformApplyWorkArounds(input, inputFile);
+            String cleanedOldWorkAround = clean(oldWorkAround);
+
+            if (!cleanedOldWorkAround.equals(cleanedCurrentWorkAround)) {
+                differenceCount += 1;
+                String prefix = String.format("%04d", differenceCount) + "_";
+                System.err.println("ERROR for " + inputFile);
+                String difference = StringUtils.difference(cleanedCurrentWorkAround, cleanedOldWorkAround);
+                System.err.println(difference);
+                File current = myOutputPath.append(prefix + "CurrentWorkAround.txt").toFile();
+                File old = myOutputPath.append(prefix + "OldWorkAround.txt").toFile();
+                FileUtils.writeStringToFile(current, cleanedCurrentWorkAround, Charset.defaultCharset());
+                FileUtils.writeStringToFile(old, cleanedOldWorkAround, Charset.defaultCharset());
+
+                fail(difference.substring(0, 20));
+            }
         }
 
     }