diff --git a/problems/simplify-path/simplify_path.go b/problems/simplify-path/simplify_path.go
index d397e1d5e..8c8237982 100644
--- a/problems/simplify-path/simplify_path.go
+++ b/problems/simplify-path/simplify_path.go
@@ -1 +1,7 @@
 package simplify_path
+
+import "path/filepath"
+
+func simplifyPath(path string) string {
+	return filepath.Clean(path)
+}
diff --git a/problems/simplify-path/simplify_path_test.go b/problems/simplify-path/simplify_path_test.go
index d397e1d5e..911379e94 100644
--- a/problems/simplify-path/simplify_path_test.go
+++ b/problems/simplify-path/simplify_path_test.go
@@ -1 +1,43 @@
 package simplify_path
+
+import "testing"
+
+type caseType struct {
+	input    string
+	expected string
+}
+
+func TestSimplifyPath(t *testing.T) {
+	tests := [...]caseType{
+		{
+			input:    "/home/",
+			expected: "/home",
+		},
+		{
+			input:    "/../",
+			expected: "/",
+		},
+		{
+			input:    "/home//foo/",
+			expected: "/home/foo",
+		},
+		{
+			input:    "/a/./b/../../c/",
+			expected: "/c",
+		},
+		{
+			input:    "/a/../../b/../c//.//",
+			expected: "/c",
+		},
+		{
+			input:    "/a//b////c/d//././/..",
+			expected: "/a/b/c",
+		},
+	}
+	for _, tc := range tests {
+		output := simplifyPath(tc.input)
+		if output != tc.expected {
+			t.Fatalf("input: %v, output: %v, expected: %v", tc.input, output, tc.expected)
+		}
+	}
+}