test(processor): preservation, preserve-lines, backup cases

internal/processor/testdata/go_preserve.go

@@ -0,0 +1,2 @@
+x := 1 // TODO: fix
+y := 2 // remove me

internal/processor/testdata/go_preserve.go.golden

@@ -0,0 +1,2 @@
+x := 1 // TODO: fix
+y := 2

internal/processor/testdata/go_wildcard.go

@@ -0,0 +1,2 @@
+a := 1 // this is IMPORTANT stuff
+b := 2 // trivial

internal/processor/testdata/go_wildcard.go.golden

@@ -0,0 +1,2 @@
+a := 1 // this is IMPORTANT stuff
+b := 2

internal/processor/testdata/py_backup.py

@@ -0,0 +1,2 @@
+# gone
+keep = 1

internal/processor/testdata/py_backup.py.golden

@@ -0,0 +1 @@
+keep = 1

internal/processor/testdata/py_preserve_lines.py

@@ -0,0 +1,3 @@
+x = 1
+    # indented comment
+y = 2

internal/processor/testdata/py_preserve_lines.py.golden

@@ -0,0 +1,3 @@
+x = 1
+    
+y = 2