More fourslash tests

Author: ahejlsberg

Diff for: tests/cases/fourslash/completionPreferredSuggestions1.ts

@@ -4,6 +4,17 @@
 ////v1 = "/*1*/";
 ////declare let v2: number & {} | 0 | 1 | 2;
 ////v2 = /*2*/;
+////declare let v3: string & Record<never, never> | "a" | "b" | "c";
+////v3 = "/*3*/";
+////type LiteralUnion1<T extends U, U> = T | U & {};
+////type LiteralUnion2<T extends U, U> = T | U & Record<never, never>;
+////declare let v4: LiteralUnion1<"a" | "b" | "c", string>;
+////v4 = "/*4*/";
+////declare let v5: LiteralUnion2<"a" | "b" | "c", string>;
+////v5 = "/*5*/";
 
 verify.completions({ marker: "1", includes: ["a", "b", "c"] });
 verify.completions({ marker: "2", includes: ["0", "1", "2"], isNewIdentifierLocation: true });
+verify.completions({ marker: "3", includes: ["a", "b", "c"] });
+verify.completions({ marker: "4", excludes: ["a", "b", "c"] });
+verify.completions({ marker: "5", includes: ["a", "b", "c"] });