Test cases for enum and enum members

2026-07-02 14:48:32 -05:00 · 2014-11-20 23:19:50 -08:00
parent 3b2dee1329
commit 8f04914b15
1 changed files with 76 additions and 0 deletions
--- a/tests/cases/fourslash/quickInfoDisplayPartsEnum.ts
+++ b/tests/cases/fourslash/quickInfoDisplayPartsEnum.ts
@@ -0,0 +1,76 @@
+/// <reference path='fourslash.ts'/>
+
+////enum /*1*/E {
+////    /*2*/e1,
+////    /*3*/e2 = 10,
+////    /*4*/e3
+////}
+////var /*5*/eInstance: /*6*/E;
+/////*7*/eInstance = /*8*/E./*9*/e1;
+/////*10*/eInstance = /*11*/E./*12*/e2;
+/////*13*/eInstance = /*14*/E./*15*/e3;
+////const enum /*16*/constE {
+////    /*17*/e1,
+////    /*18*/e2 = 10,
+////    /*19*/e3
+////}
+////var /*20*/eInstance1: /*21*/constE;
+/////*22*/eInstance1 = /*23*/constE./*24*/e1;
+/////*25*/eInstance1 = /*26*/constE./*27*/e2;
+/////*28*/eInstance1 = /*29*/constE./*30*/e3;
+
+var marker = 0;
+function verifyEnumDeclaration(enumName: string, instanceName: string, isConst?: boolean) {
+    verifyEnumDisplay();
+
+    verifyEnumMemberDisplay("e1", 0);
+    verifyEnumMemberDisplay("e2", 10);
+    verifyEnumMemberDisplay("e3", 11);
+
+    verifyInstance();
+    verifyEnumDisplay();
+
+    verifyInstance();
+    verifyEnumDisplay();
+    verifyEnumMemberDisplay("e1", 0);
+
+    verifyInstance();
+    verifyEnumDisplay();
+    verifyEnumMemberDisplay("e2", 10);
+
+    verifyInstance();
+    verifyEnumDisplay();
+    verifyEnumMemberDisplay("e3", 11);
+
+    function verifyEnumDisplay() {
+        marker++;
+        goTo.marker(marker.toString());
+        verify.verifyQuickInfoDisplayParts("enum", "", { start: test.markerByName(marker.toString()).position, length: enumName.length },
+            (isConst ? [{ text: "const", kind: "keyword" }, { text: " ", kind: "space" }] : []).concat(
+                [{ text: "enum", kind: "keyword" }, { text: " ", kind: "space" }, { text: enumName, kind: "enumName" }]),
+            []);;
+    }
+
+    function verifyEnumMemberDisplay(enumMemberName: string, initializer: number) {
+        marker++;
+        goTo.marker(marker.toString());
+        verify.verifyQuickInfoDisplayParts("var", "", { start: test.markerByName(marker.toString()).position, length: enumMemberName.length },
+            [{ text: "(", kind: "punctuation" }, { text: "enum member", kind: "text" }, { text: ")", kind: "punctuation" },
+                { text: " ", kind: "space" }, { text: enumName, kind: "enumName" }, { text: ".", kind: "punctuation" }, { text: enumMemberName, kind: "enumMemberName" }, 
+                { text: " ", kind: "space" }, { text: "=", kind: "operator" }, { text: " ", kind: "space" },  { text: initializer.toString(), kind: "numericLiteral" }],
+            []);
+    }
+
+    function verifyInstance() {
+        marker++;
+        goTo.marker(marker.toString());
+        verify.verifyQuickInfoDisplayParts("var", "", { start: test.markerByName(marker.toString()).position, length: instanceName.length },
+            [{ text: "(", kind: "punctuation" }, { text: "var", kind: "text" }, { text: ")", kind: "punctuation" },
+                { text: " ", kind: "space" }, { text: instanceName, kind: "localName" }, { text: ":", kind: "punctuation" },
+                { text: " ", kind: "space" }, { text: enumName, kind: "enumName" }],
+            []);
+    }
+}
+
+verifyEnumDeclaration("E", "eInstance");
+verifyEnumDeclaration("constE", "eInstance1", /*isConst*/ true);