Add test cases for completion of react.component

See #152

Author: cristianoc

analysis/tests/src/Complete.res

@@ -53,5 +53,8 @@ let zzz = 11
 
 //^com let comp = <O.Comp z
 
+//^doc
 
-//^doc
+//^com @reac
+
+//^com @react.

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

@@ -538,3 +538,21 @@ DocumentSymbol tests/src/Complete.res
 }
 ]
 
+Complete tests/src/Complete.res 56:2
+[{
+    "label": "react.component",
+    "kind": 4,
+    "tags": [],
+    "detail": "",
+    "documentation": null
+  }]
+
+Complete tests/src/Complete.res 58:2
+[{
+    "label": "react.component",
+    "kind": 4,
+    "tags": [],
+    "detail": "",
+    "documentation": null
+  }]
+