JS: Add test showing missed call to later-defined function in block

Author: asgerf

javascript/ql/test/library-tests/CallGraphs/AnnotatedTest/Test.expected

@@ -2,6 +2,7 @@ spuriousCallee
 missingCallee
 | constructor-field.ts:40:5:40:14 | f3.build() | constructor-field.ts:13:3:13:12 | build() {} | -1 | calls |
 | constructor-field.ts:71:1:71:11 | bf3.build() | constructor-field.ts:13:3:13:12 | build() {} | -1 | calls |
+| hoisted.js:20:9:20:11 | f() | hoisted.js:23:9:23:23 | function f() {} | -1 | calls |
 badAnnotation
 accessorCall
 | accessors.js:12:1:12:5 | obj.f | accessors.js:5:8:5:12 | () {} |

javascript/ql/test/library-tests/CallGraphs/AnnotatedTest/hoisted.js

@@ -0,0 +1,25 @@
+function test1() {
+    /** name:hoist1 */
+    function f() {}
+
+    /** calls:hoist1 */
+    f();
+}
+
+function test2() {
+    /** calls:hoist2 */
+    f();
+
+    /** name:hoist2 */
+    function f() {}
+}
+
+function test3() {
+    {
+        /** calls:hoist3 */
+        f();
+
+        /** name:hoist3 */
+        function f() {}
+    }
+}