diff --git a/test_dependencies/Cargo.lock b/test_dependencies/Cargo.lock
index 6b5e8c94224..a492deba4c5 100644
--- a/test_dependencies/Cargo.lock
+++ b/test_dependencies/Cargo.lock
@@ -107,6 +107,7 @@ dependencies = [
  "getrandom 0.1.16",
  "getrandom 0.2.7",
  "libc",
+ "page_size",
  "rand",
  "tokio",
 ]
@@ -127,6 +128,16 @@ version = "1.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "18a6dbe30758c9f83eb00cbea4ac95966305f5a7772f3f42ebfc7fc7eddbd8e1"
 
+[[package]]
+name = "page_size"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eebde548fbbf1ea81a99b128872779c437752fb99f217c45245e1a61dcd9edcd"
+dependencies = [
+ "libc",
+ "winapi",
+]
+
 [[package]]
 name = "parking_lot"
 version = "0.12.1"
diff --git a/test_dependencies/Cargo.toml b/test_dependencies/Cargo.toml
index edaa6a69260..0bf43aefebf 100644
--- a/test_dependencies/Cargo.toml
+++ b/test_dependencies/Cargo.toml
@@ -11,6 +11,7 @@ edition = "2021"
 # all dependencies (and their transitive ones) listed here can be used in `tests/`.
 tokio = { version = "1.0", features = ["full"] }
 libc = "0.2"
+page_size = "0.4.1"
 
 getrandom_1 = { package = "getrandom", version = "0.1" }
 getrandom_2 = { package = "getrandom", version = "0.2" }
diff --git a/tests/fail/tokio_mvp.rs b/tests/fail/crates/tokio_mvp.rs
similarity index 100%
rename from tests/fail/tokio_mvp.rs
rename to tests/fail/crates/tokio_mvp.rs
diff --git a/tests/fail/tokio_mvp.stderr b/tests/fail/crates/tokio_mvp.stderr
similarity index 100%
rename from tests/fail/tokio_mvp.stderr
rename to tests/fail/crates/tokio_mvp.stderr
diff --git a/tests/pass/crates/page_size.rs b/tests/pass/crates/page_size.rs
new file mode 100644
index 00000000000..cdcabf33338
--- /dev/null
+++ b/tests/pass/crates/page_size.rs
@@ -0,0 +1,6 @@
+fn main() {
+    let page_size = page_size::get();
+
+    // In particular, this checks that it is not 0.
+    assert!(page_size.is_power_of_two(), "page size not a power of two: {}", page_size);
+}
diff --git a/tests/pass/random.rs b/tests/pass/crates/random.rs
similarity index 100%
rename from tests/pass/random.rs
rename to tests/pass/crates/random.rs