Add test for component aliasig.

Fixes #180.

Author: cristianoc

analysis/tests/src/Hover.res

@@ -74,3 +74,16 @@ module B = A
 
 module C = B
 //     ^hov
+
+module Comp = {
+  @react.component
+  let make = (~children: React.element) => children
+}
+
+module Comp1 = Comp
+
+let _ = <Comp> <div /> <div /> </Comp>
+//        ^hov
+
+let _ = <Comp1> <div /> <div /> </Comp1>
+//        ^hov

analysis/tests/src/expected/Hover.res.txt

@@ -46,3 +46,9 @@ Hover tests/src/Hover.res 71:7
 Hover tests/src/Hover.res 74:7
 {"contents": "```rescript\nmodule A = {\n  let x: int\n}\n```"}
 
+Hover tests/src/Hover.res 84:10
+{"contents": "```rescript\n{\"children\": React.element} => React.element\n```"}
+
+Hover tests/src/Hover.res 87:10
+{"contents": "```rescript\n{\"children\": React.element} => React.element\n```"}
+