add test for this issue

cli/tests/cli_run.rs

@@ -601,6 +601,14 @@ mod cli_run {
                 expected_ending: "",
                 use_valgrind: true,
             },
+            issue2279 => Example {
+                filename: "Issue2279.roc",
+                executable_filename: "issue2279",
+                stdin: &[],
+                input_file: None,
+                expected_ending: "Hello, world!\n",
+                use_valgrind: true,
+            },
             quicksort_app => Example {
                 filename: "QuicksortApp.roc",
                 executable_filename: "quicksortapp",

examples/benchmarks/Issue2279.roc

@@ -0,0 +1,9 @@
+app "issue2279"
+    packages { pf: "platform" }
+    imports [ Issue2279Help, pf.Task ]
+    provides [ main ] to pf
+
+main =
+    text = Issue2279Help.text
+
+    Task.putLine text

examples/benchmarks/Issue2279Help.roc

@@ -0,0 +1,5 @@
+interface Issue2279Help
+    exposes [ text ]
+    imports []
+
+text = "Hello, world!"