BAEL-2659 - Reading a file in Groovy - corrected variable names

core-groovy/src/main/groovy/com/baeldung/file/ReadFile.groovy

@@ -70,6 +70,7 @@ class ReadFile {
      */
     def moreExamples() {
         
+        //with reader with utf-8
         new File("src/main/resources/utf8Content.html").withReader('UTF-8') { reader ->
             def line
             while ((line = reader.readLine())!=null) { 
@@ -77,20 +78,25 @@ class ReadFile {
             }
         }
         
+        //collect api
         def list = new File("src/main/resources/fileContent.txt").collect {it}
                 
+        //as operator
         def array = new File("src/main/resources/fileContent.txt") as String[]
-                
+              
+        //eachline  
         new File("src/main/resources/fileContent.txt").eachLine { line ->
             println line
         }
         
+        //newInputStream with eachLine
         def is = new File("src/main/resources/fileContent.txt").newInputStream()
         is.eachLine {
             println it
         }
         is.close()
         
+        //withInputStream
         new File("src/main/resources/fileContent.txt").withInputStream { stream ->
             stream.eachLine { line ->
                 println line

core-groovy/src/main/resources/utf8Content.html

@@ -1,5 +1,3 @@
 ᚠᛇᚻ᛫ᛒᛦᚦ᛫ᚠᚱᚩᚠᚢᚱ᛫ᚠᛁᚱᚪ᛫ᚷᛖᚻᚹᛦᛚᚳᚢᛗ
 ᛋᚳᛖᚪᛚ᛫ᚦᛖᚪᚻ᛫ᛗᚪᚾᚾᚪ᛫ᚷᛖᚻᚹᛦᛚᚳ᛫ᛗᛁᚳᛚᚢᚾ᛫ᚻᛦᛏ᛫ᛞᚫᛚᚪᚾ
-ᚷᛁᚠ᛫ᚻᛖ᛫ᚹᛁᛚᛖ᛫ᚠᚩᚱ᛫ᛞᚱᛁᚻᛏᚾᛖ᛫ᛞᚩᛗᛖᛋ᛫ᚻᛚᛇᛏᚪᚾ
+ᚷᛁᚠ᛫ᚻᛖ᛫ᚹᛁᛚᛖ᛫ᚠᚩᚱ᛫ᛞᚱᛁᚻᛏᚾᛖ᛫ᛞᚩᛗᛖᛋ᛫ᚻᛚᛇᛏᚪᚾ
-
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core-groovy/src/test/groovy/com/baeldung/file/ReadFileUnitTest.groovy

@@ -50,19 +50,21 @@ Line 3 : String content""")
         given:
             def filePath = "src/main/resources/utf8Content.html"
         when:
-            def noOfLines = readFile.readFileStringWithCharset(filePath)
+            def encodedContent = readFile.readFileStringWithCharset(filePath)
         then:
-            noOfLines
+            encodedContent
-            noOfLines instanceof String
+            encodedContent instanceof String
     }
     
     def 'Should return binary file content in byte arry using ReadFile.readBinaryFile given filePath' () {
         given:
             def filePath = "src/main/resources/sample.png"
         when:
-            def noOfLines = readFile.readBinaryFile(filePath)
+            def binaryContent = readFile.readBinaryFile(filePath)
         then:
-            noOfLines
+            binaryContent
-            noOfLines instanceof byte[]
+            binaryContent instanceof byte[]
+            binaryContent.length == 329
     }
+    
 }