Convert last "prog" exercises as functions exercises (the end ?)

docs/addition_of_exercise_draft.md

@@ -1,5 +1,7 @@
 # THE ADDITION OF EXERCISE PROCEDURE
 
+**Needs to be updated since the refactor**
+
 ##### This is for a go exercise in the piscine-go
 
 ## **1. Writing the subject and / or writing the solution**

subjects/brainfuck.en.md

@@ -29,7 +29,6 @@ student@ubuntu:~/[[ROOT]]/brainfuck$ ./brainfuck "+++++[>++++[>++++H>+++++i<<-]>
 Hi$
 student@ubuntu:~/[[ROOT]]/brainfuck$ ./brainfuck "++++++++++[>++++++++++>++++++++++>++++++++++<<<-]>---.>--.>-.>++++++++++." | cat -e
 abc$
-student@ubuntu:~/[[ROOT]]/brainfuck$ ./brainfuck | cat -e
-$
+student@ubuntu:~/[[ROOT]]/brainfuck$ ./brainfuck
 student@ubuntu:~/[[ROOT]]/brainfuck$
 ```

tests/go/solutions/brainfuck/main.go

@@ -9,7 +9,9 @@ import (
 const SIZE = 2048
 
 func main() {
-	if len(os.Args) == 2 {
+	if len(os.Args) != 2 {
+		return
+	}
 	progpoint := []byte(os.Args[1])
 	var arby [SIZE]byte
 	pos := 0
@@ -62,7 +64,4 @@ func main() {
 		}
 		i++
 	}
-	} else {
-		z01.PrintRune('\n')
-	}
 }

tests/go/test_doppelganger.go

@@ -48,6 +48,6 @@ func main() {
 	}
 
 	for _, arg := range table {
-		z01.Challenge("DoppelGangerProg", student.DoppelGanger, correct.DoppelGanger, arg.big, arg.little)
+		z01.Challenge("DoppelGanger", student.DoppelGanger, correct.DoppelGanger, arg.big, arg.little)
 	}
 }

tests/go/test_raid3.go

@@ -37,11 +37,11 @@ func main() {
 	// builds all the files for testing, student, solution and relevant files
 	execFatal("go", "build", "-o", "raid3", "solutions/raid3/main.go")
 	execFatal("go", "build", "-o", "raid3_student", "student/raid3/main.go")
-	execFatal("go", "build", "solutions/raid3/raid1aProg/raid1a.go")
-	execFatal("go", "build", "solutions/raid3/raid1bProg/raid1b.go")
-	execFatal("go", "build", "solutions/raid3/raid1cProg/raid1c.go")
-	execFatal("go", "build", "solutions/raid3/raid1dProg/raid1d.go")
-	execFatal("go", "build", "solutions/raid3/raid1eProg/raid1e.go")
+	execFatal("go", "build", "solutions/raid3/raid1aprog/raid1a.go")
+	execFatal("go", "build", "solutions/raid3/raid1bprog/raid1b.go")
+	execFatal("go", "build", "solutions/raid3/raid1cprog/raid1c.go")
+	execFatal("go", "build", "solutions/raid3/raid1dprog/raid1d.go")
+	execFatal("go", "build", "solutions/raid3/raid1eprog/raid1e.go")
 
 	// testing all raids1
 	table := []string{"raid1a", "raid1b", "raid1c", "raid1d", "raid1e"}

tests/go/test_ztail.go

@@ -31,4 +31,6 @@ func main() {
 	}
 }
 
-// TODO: never use programs we didn't wrote (do not run the true cat but instead code our own solution)
+// TODO:
+// never use programs we didn't wrote (do not run the true cat but instead code our own solution)
+// to be fixed