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authorVincent Ambo <mail@tazj.in>2023-01-06T17·54+0300
committerclbot <clbot@tvl.fyi>2023-01-06T20·53+0000
commit6b6bd307721cec7c00ef0f68a6d639755e8c677f (patch)
tree9f0d9f28a4ed5b8b5236b4b0dc047b2f719f869a /tvix/eval/src/tests/mod.rs
parent37883389bc2a436c71dc62323db8748e6e2ad670 (diff)
refactor(tvix/eval): move mocked builtins.derivation to tests r/5619
This placeholder should not live in the main crate anymore as we will
be injecting the real one from outside of eval, but there are still
language tests that depend on a (simple, mockable) version of it.

Change-Id: I68ea169db15cbdbeed320930d3069e21e376c90d
Reviewed-on: https://cl.tvl.fyi/c/depot/+/7783
Reviewed-by: flokli <flokli@flokli.de>
Autosubmit: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI
Diffstat (limited to 'tvix/eval/src/tests/mod.rs')
-rw-r--r--tvix/eval/src/tests/mod.rs39
1 files changed, 37 insertions, 2 deletions
diff --git a/tvix/eval/src/tests/mod.rs b/tvix/eval/src/tests/mod.rs
index 9692d50bf11b..9bf9ef353c49 100644
--- a/tvix/eval/src/tests/mod.rs
+++ b/tvix/eval/src/tests/mod.rs
@@ -1,7 +1,37 @@
+use builtin_macros::builtins;
 use pretty_assertions::assert_eq;
-
 use test_generator::test_resources;
 
+#[builtins]
+mod mock_builtins {
+    //! Builtins which are required by language tests, but should not
+    //! actually exist in //tvix/eval.
+    use crate::*;
+
+    #[builtin("derivation")]
+    fn builtin_type_of(vm: &mut VM, input: Value) -> Result<Value, ErrorKind> {
+        vm.emit_warning(WarningKind::NotImplemented("builtins.derivation"));
+
+        let input = input.to_attrs()?;
+        let attrs = input.update(NixAttrs::from_iter(
+            [
+                (
+                    "outPath",
+                    "/nix/store/00000000000000000000000000000000-mock",
+                ),
+                (
+                    "drvPath",
+                    "/nix/store/00000000000000000000000000000000-mock.drv",
+                ),
+                ("type", "derivation"),
+            ]
+            .into_iter(),
+        ));
+
+        Ok(Value::Attrs(Box::new(attrs)))
+    }
+}
+
 fn eval_test(code_path: &str, expect_success: bool) {
     let base = code_path
         .strip_suffix("nix")
@@ -17,7 +47,12 @@ fn eval_test(code_path: &str, expect_success: bool) {
         return;
     }
 
-    let eval = crate::Evaluation::new_impure(&code, Some(code_path.into()));
+    let mut eval = crate::Evaluation::new_impure(&code, Some(code_path.into()));
+    eval.builtins.extend(
+        mock_builtins::builtins()
+            .into_iter()
+            .map(crate::builtins::builtin_tuple),
+    );
 
     let result = eval.evaluate();