diff --git a/tests/cases/fourslash/tripleSlashRefPathRelativePaths.ts b/tests/cases/fourslash/tripleSlashRefPathRelativePaths.ts
new file mode 100644
index 00000000000..96d0a11214f
--- /dev/null
+++ b/tests/cases/fourslash/tripleSlashRefPathRelativePaths.ts
@@ -0,0 +1,137 @@
+/// <reference path='fourslash.ts' />
+
+// Exercises relative path completions going up and down 2 directories
+// and the use of forward- and back-slashes and combinations thereof.
+
+// @Filename: f1.ts
+//// /*f1*/
+// @Filename: f2.ts
+//// /*f2*/
+// @Filename: dir1/g1.ts
+//// /*g1*/
+// @Filename: dir1/g2.ts
+//// /*g2*/
+// @Filename: dir1/dir2/h1.ts
+//// /*h1*/
+// @Filename: dir1/dir2/h2.ts
+//// /*h2*/
+// @Filename: dir1/dir2/.hidden.ts
+//// /*hidden*/
+// @Filename: dir1/dir2/dir3/i1.ts
+//// /*i1*/
+// @Filename: dir1/dir2/dir3/i2.ts
+//// /*i2*/
+// @Filename: dir1/dir2/dir3/dir4/j1.ts
+//// /*j1*/
+// @Filename: dir1/dir2/dir3/dir4/j2.ts
+//// /*j2*/
+
+
+// @Filename: dir1/dir2/test.ts
+//// /// <reference path="/*0*/
+//// /// <reference path="./*1*/
+//// /// <reference path="../*2*/
+
+//// /// <reference path="..//*3*/
+//// /// <reference path="..\/*4*/
+//// /// <reference path="../..//*5*/
+//// /// <reference path="../..\/*6*/
+//// /// <reference path="..\..//*7*/
+//// /// <reference path="..\..\/*8*/
+
+//// /// <reference path=".//*9*/
+//// /// <reference path=".\/*10*/
+//// /// <reference path="./h/*11*/
+//// /// <reference path=".\h/*12*/
+//// /// <reference path="./h1/*13*/
+//// /// <reference path=".\h1/*14*/
+//// /// <reference path="./h1./*15*/
+//// /// <reference path=".\h1./*16*/
+//// /// <reference path="./h1.t/*17*/
+//// /// <reference path=".\h1.t/*18*/
+
+//// /// <reference path="dir3/*19*/
+//// /// <reference path="dir3//*20*/
+//// /// <reference path="dir3\/*21*/
+//// /// <reference path="./dir3//*22*/
+//// /// <reference path=".\dir3\/*23*/
+//// /// <reference path="dir3/dir4//*24*/
+//// /// <reference path="dir3\dir4\/*25*/
+//// /// <reference path="./dir3/dir4//*26*/
+//// /// <reference path=".\dir3\dir4\/*27*/
+
+function workingDirCompletions() {
+    for (let m of ["0", "9", "10"]) {
+        goTo.marker(m);
+        verify.completionListContains("h1.ts");
+        verify.completionListContains("h2.ts");
+        verify.completionListContains(".hidden.ts");
+        verify.completionListContains("dir3");
+        verify.not.completionListItemsCountIsGreaterThan(4);
+    }
+
+    goTo.marker("1");
+    verify.completionListContains(".hidden.ts");
+    verify.not.completionListItemsCountIsGreaterThan(1);
+
+    goTo.marker("2");
+    verify.not.completionListItemsCountIsGreaterThan(0);
+
+    for (let m of ["11", "12"]) {
+        goTo.marker(m);
+        verify.completionListContains("h1.ts");
+        verify.completionListContains("h2.ts");
+        verify.not.completionListItemsCountIsGreaterThan(2);
+    }
+
+    for (let m of ["13", "14", "15", "16", "17", "18"]) {
+        goTo.marker(m);
+        verify.completionListContains("h1.ts");
+        verify.not.completionListItemsCountIsGreaterThan(1);
+    }
+
+    goTo.marker("19");
+    verify.completionListContains("dir3");
+    verify.not.completionListItemsCountIsGreaterThan(1);
+
+}
+
+function parentDirCompletions() {
+
+    for (let m of ["3", "4"]) {
+        goTo.marker(m);
+        verify.completionListContains("g1.ts");
+        verify.completionListContains("g2.ts");
+        verify.completionListContains("dir2");
+        verify.not.completionListItemsCountIsGreaterThan(3);
+    }
+
+    for (let m of ["5", "6", "7", "8"]) {
+        goTo.marker(m);
+        verify.completionListContains("f1.ts");
+        verify.completionListContains("f2.ts");
+        verify.completionListContains("dir1");
+        verify.not.completionListItemsCountIsGreaterThan(3);
+    }
+}
+
+function childDirCompletions() {
+    for (let m of ["20", "21", "22", "23"]) {
+        goTo.marker(m);
+        verify.completionListContains("i1.ts");
+        verify.completionListContains("i2.ts");
+        verify.completionListContains("dir4");
+        verify.not.completionListItemsCountIsGreaterThan(3);
+    }
+
+     for (let m of ["24", "25", "26", "27"]) {
+        goTo.marker(m);
+        verify.completionListContains("j1.ts");
+        verify.completionListContains("j2.ts");
+        verify.not.completionListItemsCountIsGreaterThan(2);
+    }
+}
+
+workingDirCompletions();
+parentDirCompletions();
+childDirCompletions();
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