Tests how stepping works with some source ranges blackboxed.
foo: 14:4
blackboxedBoo: 3:12
notBlackboxedFoo: 3:12
blackboxedFoo: 10:12
notBlackboxedBoo: 17:12
testFunction: 8:4

Try to set positions: [{"lineNumber":0,"columnNumber":0},{"lineNumber":0,"columnNumber":0}]
Input positions array is not sorted or contains duplicate values.
Try to set positions: [{"lineNumber":0,"columnNumber":1},{"lineNumber":0,"columnNumber":0}]
Input positions array is not sorted or contains duplicate values.
Try to set positions: [{"lineNumber":0,"columnNumber":-1}]
Position missing 'column' or 'column' < 0.
action: stepOut
notBlackboxedFoo: 4:4
blackboxedFoo: 10:12
notBlackboxedBoo: 17:12
testFunction: 8:4

action: stepOut
notBlackboxedBoo: 18:4
testFunction: 8:4

action: stepOut
testFunction: 9:4

action: stepInto
notBlackboxedBoo: 16:12
testFunction: 9:4

action: stepOver
action: stepInto
notBlackboxedFoo: 2:12
blackboxedFoo: 10:12
notBlackboxedBoo: 17:12
testFunction: 9:4

action: stepOver
action: stepInto
foo: 14:4
blackboxedBoo: 3:12
notBlackboxedFoo: 3:12
blackboxedFoo: 10:12
notBlackboxedBoo: 17:12
testFunction: 9:4

action: stepOver
action: stepInto
foo: 15:15
blackboxedBoo: 3:12
notBlackboxedFoo: 3:12
blackboxedFoo: 10:12
notBlackboxedBoo: 17:12
testFunction: 9:4