Swift: Add some more diverse test cases.

Author: geoffw0

swift/ql/test/library-tests/elements/type/nominaltype/nominaltype.expected

@@ -11,3 +11,9 @@
 | nominaltype.swift:64:6:64:6 | c2 | C2 | getABaseType:P_alias, getFullName:C2, getName:C2, getUnderlyingType:C2 |
 | nominaltype.swift:65:6:65:6 | c1_alias | C1_alias | getABaseType:P, getAliasedType:C1, getName:C1_alias, getUnderlyingType:C1 |
 | nominaltype.swift:66:6:66:6 | c2_alias | C2_alias | getABaseType:P_alias, getAliasedType:C2, getName:C2_alias, getUnderlyingType:C2 |
+| nominaltype.swift:67:6:67:6 | o | Outer | getFullName:Outer, getName:Outer, getUnderlyingType:Outer |
+| nominaltype.swift:68:6:68:6 | oi | Outer.Inner | getFullName:Outer.Inner, getName:Outer.Inner, getUnderlyingType:Outer.Inner |
+| nominaltype.swift:69:6:69:6 | oia | Outer.Inner.InnerAlias | getABaseType:FixedWidthInteger, getABaseType:SignedInteger, getABaseType:_ExpressibleByBuiltinIntegerLiteral, getAliasedType:Int, getName:Outer.Inner.InnerAlias, getUnderlyingType:Int |
+| nominaltype.swift:70:6:70:6 | aa | Any? | getName:Any?, getUnderlyingType:Any? |
+| nominaltype.swift:71:6:71:6 | p1p2 | P1P2 | getName:P1P2, getUnderlyingType:P1P2 |
+| nominaltype.swift:72:6:72:6 | boxInt | Box<Int> | getName:Box<Int>, getUnderlyingType:Box<Int> |

swift/ql/test/library-tests/elements/type/nominaltype/nominaltype.swift

@@ -31,22 +31,22 @@ typealias C1_alias = C1
 
 typealias C2_alias = C2
 
+class Outer {
+	class Inner {
+		typealias InnerAlias = Int
+	}
+}
 
+protocol P1 {
+}
 
+protocol P2 {
+}
 
+typealias P1P2 = P1 & P2
 
-
-
-
-
-
-
-
-
-
-
-
-
+class Box<T> {
+}
 
 
 
@@ -64,4 +64,10 @@ func test() {
 	var c2 : C2
 	var c1_alias : C1_alias
 	var c2_alias : C2_alias
+	var o : Outer
+	var oi : Outer.Inner
+	var oia : Outer.Inner.InnerAlias
+	var aa : Any?
+	var p1p2 : P1P2
+	var boxInt : Box<Int>
 }

swift/ql/test/library-tests/elements/type/nominaltype/nominaltypedecl.expected

@@ -9,3 +9,6 @@
 | nominaltype.swift:64:6:64:6 | c2 | C2 | getABaseType:P_alias, getFullName:C2, getName:C2 |
 | nominaltype.swift:65:6:65:6 | c1_alias | C1_alias | getAliasedType:C1, getFullName:C1_alias, getName:C1_alias |
 | nominaltype.swift:66:6:66:6 | c2_alias | C2_alias | getAliasedType:C2, getFullName:C2_alias, getName:C2_alias |
+| nominaltype.swift:67:6:67:6 | o | Outer | getFullName:Outer, getName:Outer |
+| nominaltype.swift:68:6:68:6 | oi | Inner | getFullName:Outer.Inner, getName:Inner |
+| nominaltype.swift:69:6:69:6 | oia | InnerAlias | getAliasedType:Int, getFullName:Outer.Inner.InnerAlias, getName:InnerAlias |