Swift: update dataflow test for nil coalescing

Author: rdmarsh2

swift/ql/test/library-tests/dataflow/dataflow/DataFlow.expected

@@ -139,6 +139,8 @@ edges
 | test.swift:270:15:270:22 | call to source() | test.swift:270:15:270:31 | call to signum() |
 | test.swift:271:15:271:16 | ...? | test.swift:271:15:271:25 | call to signum() |
 | test.swift:271:15:271:25 | call to signum() | test.swift:271:15:271:25 | OptionalEvaluationExpr |
+| test.swift:275:20:275:27 | call to source() | test.swift:275:15:275:27 | ... ??(_:_:) ... |
+| test.swift:277:20:277:27 | call to source() | test.swift:277:15:277:27 | ... ??(_:_:) ... |
 | test.swift:279:26:279:26 | x [some:0] | test.swift:279:26:279:27 | ...! |
 | test.swift:279:26:279:27 | ...! | test.swift:279:15:279:31 | ... ? ... : ... |
 | test.swift:280:26:280:26 | x [some:0] | test.swift:280:26:280:27 | ...! |
@@ -673,6 +675,9 @@ nodes
 | test.swift:271:15:271:25 | call to signum() | semmle.label | call to signum() |
 | test.swift:274:15:274:20 | ... ??(_:_:) ... | semmle.label | ... ??(_:_:) ... |
 | test.swift:275:15:275:27 | ... ??(_:_:) ... | semmle.label | ... ??(_:_:) ... |
+| test.swift:275:20:275:27 | call to source() | semmle.label | call to source() |
+| test.swift:277:15:277:27 | ... ??(_:_:) ... | semmle.label | ... ??(_:_:) ... |
+| test.swift:277:20:277:27 | call to source() | semmle.label | call to source() |
 | test.swift:279:15:279:31 | ... ? ... : ... | semmle.label | ... ? ... : ... |
 | test.swift:279:26:279:26 | x [some:0] | semmle.label | x [some:0] |
 | test.swift:279:26:279:27 | ...! | semmle.label | ...! |
@@ -1187,6 +1192,8 @@ subpaths
 | test.swift:271:15:271:25 | OptionalEvaluationExpr | test.swift:259:12:259:19 | call to source() | test.swift:271:15:271:25 | OptionalEvaluationExpr | result |
 | test.swift:274:15:274:20 | ... ??(_:_:) ... | test.swift:259:12:259:19 | call to source() | test.swift:274:15:274:20 | ... ??(_:_:) ... | result |
 | test.swift:275:15:275:27 | ... ??(_:_:) ... | test.swift:259:12:259:19 | call to source() | test.swift:275:15:275:27 | ... ??(_:_:) ... | result |
+| test.swift:275:15:275:27 | ... ??(_:_:) ... | test.swift:275:20:275:27 | call to source() | test.swift:275:15:275:27 | ... ??(_:_:) ... | result |
+| test.swift:277:15:277:27 | ... ??(_:_:) ... | test.swift:277:20:277:27 | call to source() | test.swift:277:15:277:27 | ... ??(_:_:) ... | result |
 | test.swift:279:15:279:31 | ... ? ... : ... | test.swift:259:12:259:19 | call to source() | test.swift:279:15:279:31 | ... ? ... : ... | result |
 | test.swift:280:15:280:38 | ... ? ... : ... | test.swift:259:12:259:19 | call to source() | test.swift:280:15:280:38 | ... ? ... : ... | result |
 | test.swift:280:15:280:38 | ... ? ... : ... | test.swift:280:31:280:38 | call to source() | test.swift:280:15:280:38 | ... ? ... : ... | result |

swift/ql/test/library-tests/dataflow/dataflow/LocalFlow.expected

@@ -247,15 +247,19 @@
 | test.swift:272:15:272:25 | call to signum() | test.swift:272:15:272:25 | OptionalEvaluationExpr |
 | test.swift:274:15:274:15 | x | test.swift:274:15:274:20 | ... ??(_:_:) ... |
 | test.swift:274:15:274:15 | x | test.swift:275:15:275:15 | x |
+| test.swift:274:20:274:20 | 0 | test.swift:274:15:274:20 | ... ??(_:_:) ... |
 | test.swift:274:20:274:20 | { ... } | test.swift:274:15:274:20 | ... ??(_:_:) ... |
 | test.swift:275:15:275:15 | x | test.swift:275:15:275:27 | ... ??(_:_:) ... |
 | test.swift:275:15:275:15 | x | test.swift:279:15:279:15 | x |
+| test.swift:275:20:275:27 | call to source() | test.swift:275:15:275:27 | ... ??(_:_:) ... |
 | test.swift:275:20:275:27 | { ... } | test.swift:275:15:275:27 | ... ??(_:_:) ... |
 | test.swift:276:15:276:15 | y | test.swift:276:15:276:20 | ... ??(_:_:) ... |
 | test.swift:276:15:276:15 | y | test.swift:277:15:277:15 | y |
+| test.swift:276:20:276:20 | 0 | test.swift:276:15:276:20 | ... ??(_:_:) ... |
 | test.swift:276:20:276:20 | { ... } | test.swift:276:15:276:20 | ... ??(_:_:) ... |
 | test.swift:277:15:277:15 | y | test.swift:277:15:277:27 | ... ??(_:_:) ... |
 | test.swift:277:15:277:15 | y | test.swift:281:15:281:15 | y |
+| test.swift:277:20:277:27 | call to source() | test.swift:277:15:277:27 | ... ??(_:_:) ... |
 | test.swift:277:20:277:27 | { ... } | test.swift:277:15:277:27 | ... ??(_:_:) ... |
 | test.swift:279:15:279:15 | x | test.swift:279:26:279:26 | x |
 | test.swift:279:15:279:15 | x | test.swift:280:15:280:15 | x |

swift/ql/test/library-tests/dataflow/dataflow/test.swift

@@ -272,9 +272,9 @@ func test_optionals(y: Int?) {
     sink(opt: y?.signum())
 
     sink(arg: x ?? 0) // $ flow=259
-    sink(arg: x ?? source()) // $ flow=259 MISSING: flow=276
+    sink(arg: x ?? source()) // $ flow=259 flow=275
     sink(arg: y ?? 0)
-    sink(arg: y ?? source()) // $ MISSING: flow=278
+    sink(arg: y ?? source()) // $ flow=277
 
     sink(arg: x != nil ? x! : 0) // $ flow=259
     sink(arg: x != nil ? x! : source()) // $ flow=259 flow=280