add base test case for completing jsx prop and labelled argument

Author: zth

analysis/tests/src/TypeContextCompletion.res

@@ -0,0 +1,22 @@
+type someVariant = One | Two | Three | Four
+
+let someVariantToString = (~someVariant) =>
+  switch someVariant {
+  | One => "One"
+  | Two => "Two"
+  | Three => "Three"
+  | Four => "Four"
+  }
+
+// let someVariantToString(~someVariant=
+//                                      ^com
+
+module SomeComponent = {
+  @react.component
+  let make = (~whatever) => {
+    someVariantToString(~someVariant=whatever)->React.string
+  }
+}
+
+// let jsx = <SomeComponent whatever=
+//                                   ^com

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

@@ -0,0 +1,9 @@
+Complete src/TypeContextCompletion.res 10:40
+posCursor:[10:40] posNoWhite:[10:39] Found expr:[10:26->18:1]
+[]
+
+Complete src/TypeContextCompletion.res 20:37
+posCursor:[20:37] posNoWhite:[20:36] Found expr:[20:14->20:37]
+JSX <SomeComponent:[20:14->20:27] whatever[20:28->20:36]=...__ghost__[0:-1->0:-1]> _children:None
+[]
+