add test for recursive detection

Coverage information suggested that recursive files weren't covered.

Author: sunshowers

tests/example.rs

@@ -143,9 +143,10 @@ datatest_stable::harness!(
     // ---
     with_contents::test_artifact_string,
     maybe_include_dir!(),
-    // This regex matches exactly a.txt, b.txt, and c.skip.txt -- this ensures
-    // that patterns are relative to the include dir and not the crate root
-    r"^(a|b|c\.skip)\.txt$",
+    // This regex matches exactly dir/a.txt, b.txt, and c.skip.txt -- this
+    // ensures that patterns are relative to the include dir and not the crate
+    // root
+    r"^(dir/a|b|c\.skip)\.txt$",
     // ---
     with_contents::test_artifact_utf8_string,
     &with_contents::MAYBE_INCLUDE_STATIC, // Test out some combinations with &'static include_dir::Dir.

tests/files/a.txt tests/files/dir/a.txttests/files/a.txt renamed to tests/files/dir/a.txt

@@ -2,21 +2,21 @@
 // SPDX-License-Identifier: MIT OR Apache-2.0
 
 static EXPECTED_LINES: &[&str] = &[
-    "datatest-stable::example test_artifact_utf8::a.txt",
+    "datatest-stable::example test_artifact_utf8::dir/a.txt",
     "datatest-stable::example test_artifact_utf8::b.txt",
     "datatest-stable::example test_artifact_utf8::c.skip.txt",
-    "datatest-stable::example test_artifact::a.txt",
+    "datatest-stable::example test_artifact::dir/a.txt",
     "datatest-stable::example test_artifact::b.txt",
-    "datatest-stable::example with_contents::test_artifact_bytes::a.txt",
+    "datatest-stable::example with_contents::test_artifact_bytes::dir/a.txt",
     "datatest-stable::example with_contents::test_artifact_bytes::b.txt",
     "datatest-stable::example with_contents::test_artifact_bytes::c.skip.txt",
-    "datatest-stable::example with_contents::test_artifact_string::a.txt",
+    "datatest-stable::example with_contents::test_artifact_string::dir/a.txt",
     "datatest-stable::example with_contents::test_artifact_string::b.txt",
     "datatest-stable::example with_contents::test_artifact_string::c.skip.txt",
-    "datatest-stable::example with_contents::test_artifact_utf8_bytes::a.txt",
+    "datatest-stable::example with_contents::test_artifact_utf8_bytes::dir/a.txt",
     "datatest-stable::example with_contents::test_artifact_utf8_bytes::b.txt",
     "datatest-stable::example with_contents::test_artifact_utf8_bytes::c.skip.txt",
-    "datatest-stable::example with_contents::test_artifact_utf8_string::a.txt",
+    "datatest-stable::example with_contents::test_artifact_utf8_string::dir/a.txt",
     "datatest-stable::example with_contents::test_artifact_utf8_string::b.txt",
     "datatest-stable::example with_contents::test_artifact_utf8_string::c.skip.txt",
 ];
@@ -60,29 +60,29 @@ mod unix {
     static EXPECTED_UNIX_LINES: &[&str] = &[
         "datatest-stable::example test_artifact_utf8::::colon::dir/::.txt",
         "datatest-stable::example test_artifact_utf8::::colon::dir/a.txt",
-        "datatest-stable::example test_artifact_utf8::a.txt",
+        "datatest-stable::example test_artifact_utf8::dir/a.txt",
         "datatest-stable::example test_artifact_utf8::b.txt",
         "datatest-stable::example test_artifact_utf8::c.skip.txt",
         "datatest-stable::example test_artifact::::colon::dir/::.txt",
         "datatest-stable::example test_artifact::::colon::dir/a.txt",
-        "datatest-stable::example test_artifact::a.txt",
+        "datatest-stable::example test_artifact::dir/a.txt",
         "datatest-stable::example test_artifact::b.txt",
         "datatest-stable::example with_contents::test_artifact_bytes::::colon::dir/::.txt",
         "datatest-stable::example with_contents::test_artifact_bytes::::colon::dir/a.txt",
-        "datatest-stable::example with_contents::test_artifact_bytes::a.txt",
+        "datatest-stable::example with_contents::test_artifact_bytes::dir/a.txt",
         "datatest-stable::example with_contents::test_artifact_bytes::b.txt",
         "datatest-stable::example with_contents::test_artifact_bytes::c.skip.txt",
-        "datatest-stable::example with_contents::test_artifact_string::a.txt",
+        "datatest-stable::example with_contents::test_artifact_string::dir/a.txt",
         "datatest-stable::example with_contents::test_artifact_string::b.txt",
         "datatest-stable::example with_contents::test_artifact_string::c.skip.txt",
         "datatest-stable::example with_contents::test_artifact_utf8_bytes::::colon::dir/::.txt",
         "datatest-stable::example with_contents::test_artifact_utf8_bytes::::colon::dir/a.txt",
-        "datatest-stable::example with_contents::test_artifact_utf8_bytes::a.txt",
+        "datatest-stable::example with_contents::test_artifact_utf8_bytes::dir/a.txt",
         "datatest-stable::example with_contents::test_artifact_utf8_bytes::b.txt",
         "datatest-stable::example with_contents::test_artifact_utf8_bytes::c.skip.txt",
         "datatest-stable::example with_contents::test_artifact_utf8_string::::colon::dir/::.txt",
         "datatest-stable::example with_contents::test_artifact_utf8_string::::colon::dir/a.txt",
-        "datatest-stable::example with_contents::test_artifact_utf8_string::a.txt",
+        "datatest-stable::example with_contents::test_artifact_utf8_string::dir/a.txt",
         "datatest-stable::example with_contents::test_artifact_utf8_string::b.txt",
         "datatest-stable::example with_contents::test_artifact_utf8_string::c.skip.txt",
     ];