feat: Add cache resolution on resolve

1 files changed, 15 insertions, 3 deletions

diff --git a/dhall/src/tests.rs b/dhall/src/tests.rs
index 468d550..08a4a4a 100644
--- a/dhall/src/tests.rs
+++ b/dhall/src/tests.rs
@@ -254,9 +254,11 @@ fn run_test_or_panic(test: Test) {
 fn run_test(test: Test) -> Result<()> {
     use self::Test::*;
     // Setup current directory to the root of the repository. Important for `as Location` tests.
-    env::set_current_dir(
-        PathBuf::from(env!("CARGO_MANIFEST_DIR")).parent().unwrap(),
-    )?;
+    let root_dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"))
+        .parent()
+        .unwrap()
+        .to_path_buf();
+    env::set_current_dir(root_dir.as_path())?;
     // Set environment variable for import tests.
     env::set_var("DHALL_TEST_VAR", "6 * 7");
 
@@ -296,6 +298,16 @@ fn run_test(test: Test) -> Result<()> {
             expected.compare_ui(parsed)?;
         }
         ImportSuccess(expr, expected) => {
+            // Configure cache for import tests
+            env::set_var(
+                "XDG_CACHE_HOME",
+                root_dir
+                    .join("dhall-lang")
+                    .join("tests")
+                    .join("import")
+                    .join("cache")
+                    .as_path(),
+            );
             let expr = expr.normalize()?;
             expected.compare(expr)?;
         }