Adapt test cases

Author: Linyxus

tests/neg/magic-offset-header-a.scala

@@ -1,6 +1,2 @@
-//> using options -Xmagic-offset-header:///TEST_MARKER
-val t1 = 1
-val t2 = 2
-val t3 = 3
-///TEST_MARKER
+
 def test1(): Int = "无穷"  // error

tests/neg/magic-offset-header-a.check renamed to tests/neg/magic-offset-header-a_wrapper.check

@@ -1,5 +1,5 @@
--- [E007] Type Mismatch Error: tests/neg/magic-offset-header-a.scala:6:19 ----------------------------------------------
-1 |def test1(): Int = "无穷"  // error
+-- [E007] Type Mismatch Error: tests/neg/magic-offset-header-a.scala:2:19 ----------------------------------------------
+2 |def test1(): Int = "无穷"  // error
   |                   ^^^^
   |                   Found:    ("无穷" : String)
   |                   Required: Int

tests/neg/magic-offset-header-a_wrapper.scala

@@ -0,0 +1,7 @@
+//> using options -Ymagic-offset-header:TEST_MARKER
+val t1 = 1
+val t2 = 2
+val t3 = 3
+///TEST_MARKER:tests/neg/magic-offset-header-a.scala
+
+def test1(): Int = "无穷"  // anypos-error

tests/neg/magic-offset-header-b.scala

@@ -1,7 +1,2 @@
-//> using options -Xmagic-offset-header:///TEST_MARKER
-
-def x: Int = true  // error
-
-///TEST_MARKER
 
 def y: Int = false  // error

tests/neg/magic-offset-header-b.check renamed to tests/neg/magic-offset-header-b_wrapper.check

@@ -1,11 +1,11 @@
--- [E007] Type Mismatch Error: tests/neg/magic-offset-header-b.scala:3:13 ----------------------------------------------
+-- [E007] Type Mismatch Error: tests/neg/magic-offset-header-b_wrapper.scala:3:13 --------------------------------------
 3 |def x: Int = true  // error
   |             ^^^^
   |             Found:    (true : Boolean)
   |             Required: Int
   |
   | longer explanation available when compiling with `-explain`
--- [E007] Type Mismatch Error: tests/neg/magic-offset-header-b.scala:7:13 ----------------------------------------------
+-- [E007] Type Mismatch Error: tests/neg/magic-offset-header-b.scala:2:13 ----------------------------------------------
 2 |def y: Int = false  // error
   |             ^^^^^
   |             Found:    (false : Boolean)

tests/neg/magic-offset-header-b_wrapper.scala

@@ -0,0 +1,7 @@
+//> using options -Ymagic-offset-header:TEST_MARKER
+
+def x: Int = true  // error
+
+///TEST_MARKER:tests/neg/magic-offset-header-b.scala
+
+def y: Int = false  // anypos-error

tests/neg/magic-offset-header-c.check

@@ -1,8 +1,3 @@
-//> using options -Xmagic-offset-header:///SOURCE_CODE_START_MARKER
-
-val generatedCode = 123
-
-///SOURCE_CODE_START_MARKER
 
 def userCode =
   val x: String = 0  // error

tests/neg/magic-offset-header-c.scala

@@ -0,0 +1,8 @@
+bad option '-Xmagic-offset-header:SOURCE_CODE_START_MARKER' was ignored
+-- [E007] Type Mismatch Error: tests/neg/magic-offset-header-c_wrapper.scala:8:18 --------------------------------------
+8 |  val x: String = 0  // anypos-error
+  |                  ^
+  |                  Found:    (0 : Int)
+  |                  Required: String
+  |
+  | longer explanation available when compiling with `-explain`

tests/neg/magic-offset-header-c_wrapper.check

@@ -0,0 +1,8 @@
+//> using options -Xmagic-offset-header:SOURCE_CODE_START_MARKER
+
+val generatedCode = 123
+
+///SOURCE_CODE_START_MARKER:tests/neg/magic-offset-header-c.scala
+
+def userCode =
+  val x: String = 0  // anypos-error