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-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-fail-throw-abort-cannot-be-caught.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-abort-throw-can-be-caught.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-abort-throw-can-be-caught.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-all-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-all-propagate-catchable.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-any-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-any-propagate-catchable.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-attrvalues-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-attrvalues-propagate-catchable.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-catattrs-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-catattrs-propagate-catchable.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-lists-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-lists-propagate-catchable.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-map-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-map-propagate-catchable.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-strings-sep-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-strings-sep-propagate-catchable.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-filter-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-filter-propagate-catchable.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-foldl-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-foldl-propagate-catchable.nix8
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-from-json-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-from-json-propagate-catchable.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-function-args-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-function-args-propagate-catchable.nix4
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-gen-list-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-gen-list-propagate-catchable.nix5
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-getContext-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-getContext-propagate-catchable.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-hasContext-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-hasContext-propagate-catchable.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-head-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-head-propagate-catchable.nix4
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-isType-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-isType-propagate-catchable.nix14
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-list-to-attrs-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-list-to-attrs-propagate-catchable.nix7
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-map-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-map-propagate-catchable.nix5
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-parse-drv-name-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-parse-drv-name-propagate-catchable.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-partition-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-partition-propagate-catchable.nix5
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-remove-attrs-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-remove-attrs-propagate-catchable.nix6
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-replace-strings-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-replace-strings-propagate-catchable.nix16
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-sort-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-sort-propagate-catchable.nix6
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-split-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-split-propagate-catchable.nix4
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-string-length-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-string-length-propagate-catchable.nix4
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-tail-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-tail-propagate-catchable.nix6
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-json-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-json-propagate-catchable.nix14
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-path-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-path-propagate-catchable.nix5
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-string-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-string-propagate-catchable.nix7
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-xml-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-xml-propagate-catchable.nix15
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-type-of-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-type-of-propagate-catchable.nix9
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-unsafe-discard-string-context-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-builtins-unsafe-discard-string-context-propagate-catchable.nix4
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-catchable-double-throw.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-catchable-double-throw.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/notyetpassing/eval-okay-builtins-group-by-propagate-catchable.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/notyetpassing/eval-okay-builtins-group-by-propagate-catchable.nix5
71 files changed, 203 insertions, 0 deletions
diff --git a/tvix/eval/src/tests/tvix_tests/eval-fail-throw-abort-cannot-be-caught.nix b/tvix/eval/src/tests/tvix_tests/eval-fail-throw-abort-cannot-be-caught.nix
new file mode 100644
index 0000000000..10781cb4ea
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-fail-throw-abort-cannot-be-caught.nix
@@ -0,0 +1 @@
+(builtins.tryEval (builtins.throw (builtins.abort "abc"))).success
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-abort-throw-can-be-caught.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-abort-throw-can-be-caught.exp
new file mode 100644
index 0000000000..c508d5366f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-abort-throw-can-be-caught.exp
@@ -0,0 +1 @@
+false
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-abort-throw-can-be-caught.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-abort-throw-can-be-caught.nix
new file mode 100644
index 0000000000..aebeca1dad
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-abort-throw-can-be-caught.nix
@@ -0,0 +1 @@
+(builtins.tryEval (builtins.abort (builtins.throw "abc"))).success
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-all-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-all-propagate-catchable.exp
new file mode 100644
index 0000000000..48e341f4d8
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-all-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-all-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-all-propagate-catchable.nix
new file mode 100644
index 0000000000..8902e27c45
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-all-propagate-catchable.nix
@@ -0,0 +1 @@
+map (e: (builtins.tryEval e).success) [ (builtins.all (builtins.throw "a") [ "" ]) (builtins.all (x: true) (builtins.throw "b")) (builtins.all (_: builtins.throw "x") [ "" ]) ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-any-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-any-propagate-catchable.exp
new file mode 100644
index 0000000000..48e341f4d8
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-any-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-any-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-any-propagate-catchable.nix
new file mode 100644
index 0000000000..8db5c0c6dc
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-any-propagate-catchable.nix
@@ -0,0 +1 @@
+map (e: (builtins.tryEval e).success) [ (builtins.any (builtins.throw "a") [ "" ]) (builtins.any (x: true) (builtins.throw "b")) (builtins.any (_: builtins.throw "a") [ "" ]) ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-attrvalues-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-attrvalues-propagate-catchable.exp
new file mode 100644
index 0000000000..c508d5366f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-attrvalues-propagate-catchable.exp
@@ -0,0 +1 @@
+false
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-attrvalues-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-attrvalues-propagate-catchable.nix
new file mode 100644
index 0000000000..b8c15c8748
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-attrvalues-propagate-catchable.nix
@@ -0,0 +1 @@
+(builtins.tryEval (builtins.attrValues (builtins.throw "a"))).success
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-catattrs-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-catattrs-propagate-catchable.exp
new file mode 100644
index 0000000000..c3bb809c9f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-catattrs-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-catattrs-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-catattrs-propagate-catchable.nix
new file mode 100644
index 0000000000..5385591f77
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-catattrs-propagate-catchable.nix
@@ -0,0 +1 @@
+map (e: (builtins.tryEval e).success) [ (builtins.catAttrs "a" (builtins.throw "b")) (builtins.catAttrs (builtins.throw "a") { a = 1; }) ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-lists-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-lists-propagate-catchable.exp
new file mode 100644
index 0000000000..c82ddd8a80
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-lists-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false true ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-lists-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-lists-propagate-catchable.nix
new file mode 100644
index 0000000000..383425320c
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-lists-propagate-catchable.nix
@@ -0,0 +1 @@
+map (e: (builtins.tryEval e).success) [ (builtins.concatLists (builtins.throw "a")) (builtins.concatLists [ [] (builtins.throw "a") ]) (builtins.concatLists [ [] [] [ builtins.throw "a" ] ]) ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-map-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-map-propagate-catchable.exp
new file mode 100644
index 0000000000..48e341f4d8
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-map-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-map-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-map-propagate-catchable.nix
new file mode 100644
index 0000000000..aa3a444989
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-map-propagate-catchable.nix
@@ -0,0 +1 @@
+map (e: (builtins.tryEval e).success) [ (builtins.concatMap (builtins.throw "a") [ "" ]) (builtins.concatMap (_: builtins.throw "x") [ "" ]) (builtins.concatMap (_: []) (builtins.throw "a")) ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-strings-sep-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-strings-sep-propagate-catchable.exp
new file mode 100644
index 0000000000..48e341f4d8
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-strings-sep-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-strings-sep-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-strings-sep-propagate-catchable.nix
new file mode 100644
index 0000000000..ce5ce4170f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-concat-strings-sep-propagate-catchable.nix
@@ -0,0 +1 @@
+map (e: (builtins.tryEval e).success) [ (builtins.concatStringsSep (builtins.throw "a") [ "" ]) (builtins.concatStringsSep "," (builtins.throw "a")) (builtins.concatStringsSep "," [ "a" (builtins.throw "a") ]) ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-filter-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-filter-propagate-catchable.exp
new file mode 100644
index 0000000000..48e341f4d8
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-filter-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-filter-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-filter-propagate-catchable.nix
new file mode 100644
index 0000000000..715a0ce34f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-filter-propagate-catchable.nix
@@ -0,0 +1 @@
+map (e: (builtins.tryEval e).success) [ (builtins.filter (builtins.throw "a") [ "" ]) (builtins.filter (x: true) (builtins.throw "b")) (builtins.filter (_: builtins.throw "x") [ "" ]) ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-foldl-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-foldl-propagate-catchable.exp
new file mode 100644
index 0000000000..7bf6c63466
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-foldl-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false false false true true ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-foldl-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-foldl-propagate-catchable.nix
new file mode 100644
index 0000000000..234c95040b
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-foldl-propagate-catchable.nix
@@ -0,0 +1,8 @@
+map (e: (builtins.tryEval e).success) [
+  (builtins.foldl' (builtins.throw "a") {} [ {} {} {} ])
+  (builtins.foldl' (x: y: x // y) {} (builtins.throw "b"))
+  (builtins.foldl' (_: _: builtins.throw "x") {} [ {} ])
+  (builtins.foldl' (x: y: x // y) (builtins.throw "x") [ {} ])
+  (builtins.foldl' (x: y: x // y) {} [ {} { a = builtins.throw "z"; } {} ])
+  (builtins.foldl' (x: y: x // y) {} [ {} { b = 3; a = builtins.throw "u"; } {} ])
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-from-json-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-from-json-propagate-catchable.exp
new file mode 100644
index 0000000000..c508d5366f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-from-json-propagate-catchable.exp
@@ -0,0 +1 @@
+false
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-from-json-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-from-json-propagate-catchable.nix
new file mode 100644
index 0000000000..aa973c1352
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-from-json-propagate-catchable.nix
@@ -0,0 +1 @@
+(builtins.tryEval (builtins.fromJSON (builtins.throw "a"))).success
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-function-args-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-function-args-propagate-catchable.exp
new file mode 100644
index 0000000000..bd52bff2fa
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-function-args-propagate-catchable.exp
@@ -0,0 +1 @@
+[ true false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-function-args-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-function-args-propagate-catchable.nix
new file mode 100644
index 0000000000..ca3e6772f2
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-function-args-propagate-catchable.nix
@@ -0,0 +1,4 @@
+map (e: (builtins.tryEval e).success) [
+  (builtins.functionArgs (_: builtins.throw "a"))
+  (builtins.functionArgs (builtins.throw "b"))
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-gen-list-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-gen-list-propagate-catchable.exp
new file mode 100644
index 0000000000..652df3d4da
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-gen-list-propagate-catchable.exp
@@ -0,0 +1 @@
+[ true false true ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-gen-list-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-gen-list-propagate-catchable.nix
new file mode 100644
index 0000000000..3d4739966e
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-gen-list-propagate-catchable.nix
@@ -0,0 +1,5 @@
+map (e: (builtins.tryEval e).success) [
+  (builtins.genList (builtins.throw "a") 10)
+  (builtins.genList (i: "") (builtins.throw "b"))
+  (builtins.genList (i: builtins.throw "x") 5)
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-getContext-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-getContext-propagate-catchable.exp
new file mode 100644
index 0000000000..c508d5366f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-getContext-propagate-catchable.exp
@@ -0,0 +1 @@
+false
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-getContext-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-getContext-propagate-catchable.nix
new file mode 100644
index 0000000000..70521665ca
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-getContext-propagate-catchable.nix
@@ -0,0 +1 @@
+(builtins.tryEval (builtins.getContext (builtins.throw "a"))).success
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-hasContext-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-hasContext-propagate-catchable.exp
new file mode 100644
index 0000000000..c508d5366f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-hasContext-propagate-catchable.exp
@@ -0,0 +1 @@
+false
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-hasContext-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-hasContext-propagate-catchable.nix
new file mode 100644
index 0000000000..0c02a82730
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-hasContext-propagate-catchable.nix
@@ -0,0 +1 @@
+(builtins.tryEval (builtins.hasContext (builtins.throw "a"))).success
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-head-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-head-propagate-catchable.exp
new file mode 100644
index 0000000000..c3bb809c9f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-head-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-head-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-head-propagate-catchable.nix
new file mode 100644
index 0000000000..0e69f2f6fc
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-head-propagate-catchable.nix
@@ -0,0 +1,4 @@
+map (e: (builtins.tryEval e).success) [
+  (builtins.head (builtins.throw "a"))
+  (builtins.head [ (builtins.throw "a") ])
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-isType-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-isType-propagate-catchable.exp
new file mode 100644
index 0000000000..cefd8652b4
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-isType-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false false false false false false false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-isType-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-isType-propagate-catchable.nix
new file mode 100644
index 0000000000..28cf2351f6
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-isType-propagate-catchable.nix
@@ -0,0 +1,14 @@
+let
+  isTypeFns = [
+    builtins.isAttrs
+    builtins.isBool
+    builtins.isFloat
+    builtins.isFunction
+    builtins.isInt
+    builtins.isList
+    builtins.isNull
+    builtins.isPath
+    builtins.isString
+  ];
+in
+map (fn: (builtins.tryEval (fn (builtins.throw "is type"))).success) isTypeFns
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-list-to-attrs-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-list-to-attrs-propagate-catchable.exp
new file mode 100644
index 0000000000..5ee59ced83
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-list-to-attrs-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false true true false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-list-to-attrs-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-list-to-attrs-propagate-catchable.nix
new file mode 100644
index 0000000000..232758980f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-list-to-attrs-propagate-catchable.nix
@@ -0,0 +1,7 @@
+map (e: (builtins.tryEval e).success) [
+  (builtins.listToAttrs [ { name = builtins.throw "a"; value = "b"; } ])
+  (builtins.listToAttrs [ { name = "a"; value = builtins.throw "b"; } ])
+  (builtins.listToAttrs [ { name = "a"; value = "b"; } { name = "c"; value = builtins.throw "d"; } ])
+  (builtins.listToAttrs [ { name = "a"; value = "b"; } (builtins.throw "e") ])
+  (builtins.listToAttrs (builtins.throw "f"))
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-map-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-map-propagate-catchable.exp
new file mode 100644
index 0000000000..652df3d4da
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-map-propagate-catchable.exp
@@ -0,0 +1 @@
+[ true false true ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-map-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-map-propagate-catchable.nix
new file mode 100644
index 0000000000..3ebb006c3f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-map-propagate-catchable.nix
@@ -0,0 +1,5 @@
+map (e: (builtins.tryEval e).success) [
+  (builtins.map (builtins.throw "a") [ "" ])
+  (builtins.map (x: true) (builtins.throw "b"))
+  (builtins.map (_: builtins.throw "x") [ "" ])
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-parse-drv-name-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-parse-drv-name-propagate-catchable.exp
new file mode 100644
index 0000000000..c508d5366f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-parse-drv-name-propagate-catchable.exp
@@ -0,0 +1 @@
+false
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-parse-drv-name-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-parse-drv-name-propagate-catchable.nix
new file mode 100644
index 0000000000..c718727e74
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-parse-drv-name-propagate-catchable.nix
@@ -0,0 +1 @@
+(builtins.tryEval (builtins.parseDrvName (builtins.throw "a"))).success
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-partition-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-partition-propagate-catchable.exp
new file mode 100644
index 0000000000..48e341f4d8
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-partition-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-partition-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-partition-propagate-catchable.nix
new file mode 100644
index 0000000000..1960b1790f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-partition-propagate-catchable.nix
@@ -0,0 +1,5 @@
+map (e: (builtins.tryEval e).success) [
+  (builtins.partition (builtins.throw "a") [ "" ])
+  (builtins.partition (x: true) (builtins.throw "b"))
+  (builtins.partition (_: builtins.throw "x") [ "" ])
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-remove-attrs-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-remove-attrs-propagate-catchable.exp
new file mode 100644
index 0000000000..1e950b5aa2
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-remove-attrs-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false true false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-remove-attrs-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-remove-attrs-propagate-catchable.nix
new file mode 100644
index 0000000000..2eb011aedf
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-remove-attrs-propagate-catchable.nix
@@ -0,0 +1,6 @@
+map (e: (builtins.tryEval e).success) [
+  (builtins.removeAttrs (builtins.throw "a") [ "a" ])
+  (builtins.removeAttrs { a = {}; } (builtins.throw "b"))
+  (builtins.removeAttrs { a = builtins.throw "b"; } [ "a" ])
+  (builtins.removeAttrs { "${builtins.throw "c"}" = "b"; } [ "c" ])
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-replace-strings-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-replace-strings-propagate-catchable.exp
new file mode 100644
index 0000000000..cefd8652b4
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-replace-strings-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false false false false false false false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-replace-strings-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-replace-strings-propagate-catchable.nix
new file mode 100644
index 0000000000..ad9734ba9a
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-replace-strings-propagate-catchable.nix
@@ -0,0 +1,16 @@
+map (e: (builtins.tryEval e).success) [
+  # This one may be hard to read for non-experts.
+  # Replace strings is a special built-in compared to others in the sense
+  # it might attempt to lazily evaluate things upon successful replacements,
+  # so it would not be surprising that some of the non-replacements which could throw
+  # could be ignored by laziness. It is not the case though.
+  (builtins.replaceStrings [ "a" (builtins.throw "b") ] [ "c" "d" ] "ab")
+  (builtins.replaceStrings [ "a" (builtins.throw "b") ] [ "c" "d" ] "a")
+  (builtins.replaceStrings [ "a" "b" ] [ "c" (builtins.throw "d") ] "a")
+  (builtins.replaceStrings [ "a" "b" ] [ "c" (builtins.throw "d") ] "ab")
+  (builtins.replaceStrings [ "" ] [ (builtins.throw "d") ] "ab")
+  (builtins.replaceStrings [ "a" "" ] [ "b" (builtins.throw "d") ] "ab")
+  (builtins.replaceStrings (builtins.throw "z") [ ] "ab")
+  (builtins.replaceStrings [ ] (builtins.throw "z") "ab")
+  (builtins.replaceStrings [ ] [ ] (builtins.throw "z"))
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-sort-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-sort-propagate-catchable.exp
new file mode 100644
index 0000000000..1e950b5aa2
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-sort-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false true false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-sort-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-sort-propagate-catchable.nix
new file mode 100644
index 0000000000..66ca4b98ed
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-sort-propagate-catchable.nix
@@ -0,0 +1,6 @@
+map (e: (builtins.tryEval e).success) [
+  (builtins.sort (builtins.throw "a") [ "" ])
+  (builtins.sort (x: y: true) (builtins.throw "b"))
+  (builtins.sort (_: _: builtins.throw "x") [ "" ])
+  (builtins.sort (_: _: builtins.throw "x") [ "" "" ])
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-split-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-split-propagate-catchable.exp
new file mode 100644
index 0000000000..c3bb809c9f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-split-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-split-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-split-propagate-catchable.nix
new file mode 100644
index 0000000000..1c86e9d6f8
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-split-propagate-catchable.nix
@@ -0,0 +1,4 @@
+map (e: (builtins.tryEval e).success) [
+  (builtins.split (builtins.throw "regex") "abc")
+  (builtins.split "[^/]" (builtins.throw "string"))
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-string-length-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-string-length-propagate-catchable.exp
new file mode 100644
index 0000000000..d181ebcff6
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-string-length-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-string-length-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-string-length-propagate-catchable.nix
new file mode 100644
index 0000000000..0904acd114
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-string-length-propagate-catchable.nix
@@ -0,0 +1,4 @@
+map (e: (builtins.tryEval e).success) [
+  (builtins.stringLength (builtins.throw "a"))
+  # FIXME(raitobezarius): test coercions too.
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-tail-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-tail-propagate-catchable.exp
new file mode 100644
index 0000000000..d4cd584d22
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-tail-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false true true true ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-tail-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-tail-propagate-catchable.nix
new file mode 100644
index 0000000000..b4e461e12b
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-tail-propagate-catchable.nix
@@ -0,0 +1,6 @@
+map (e: (builtins.tryEval e).success) [
+  (builtins.tail (builtins.throw "a"))
+  (builtins.tail [ (builtins.throw "a") ])
+  (builtins.tail [ (builtins.throw "a") "a" ])
+  (builtins.tail [ (builtins.throw "a") (builtins.throw "a") ])
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-json-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-json-propagate-catchable.exp
new file mode 100644
index 0000000000..ca00e3c049
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-json-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-json-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-json-propagate-catchable.nix
new file mode 100644
index 0000000000..8ae5e48e97
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-json-propagate-catchable.nix
@@ -0,0 +1,14 @@
+map (e: (builtins.tryEval (builtins.toJSON e)).success) [
+  (builtins.throw "a")
+  {
+    a = builtins.throw "attribute a";
+  }
+  {
+    a.b.c.d.e.f.g.h.i = builtins.throw "deep i";
+  }
+  {
+    x = 32;
+    y = builtins.throw "second argument";
+  }
+  # FIXME(raitobezarius): we would like to test coercions, i.e. `toFile` and `derivation` containing throwables.
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-path-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-path-propagate-catchable.exp
new file mode 100644
index 0000000000..c3bb809c9f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-path-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-path-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-path-propagate-catchable.nix
new file mode 100644
index 0000000000..808fb8c46e
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-path-propagate-catchable.nix
@@ -0,0 +1,5 @@
+map (e: (builtins.tryEval (builtins.toPath e)).success) [
+  (builtins.throw "a")
+  (./xyz + (builtins.throw "p"))
+  # FIXME: test derivations and files.
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-string-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-string-propagate-catchable.exp
new file mode 100644
index 0000000000..ca00e3c049
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-string-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-string-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-string-propagate-catchable.nix
new file mode 100644
index 0000000000..7b19ff53c3
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-string-propagate-catchable.nix
@@ -0,0 +1,7 @@
+map (e: (builtins.tryEval (builtins.toString e)).success) [
+  (builtins.throw "a")
+  [ (builtins.throw "a") ]
+  [ "abc" (builtins.throw "a") ]
+  "abc${builtins.throw "c"}"
+  # FIXME: test derivations and files.
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-xml-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-xml-propagate-catchable.exp
new file mode 100644
index 0000000000..366f7adf0d
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-xml-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false false false true false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-xml-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-xml-propagate-catchable.nix
new file mode 100644
index 0000000000..80d9e688be
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-to-xml-propagate-catchable.nix
@@ -0,0 +1,15 @@
+map (e: (builtins.tryEval (builtins.toXML e)).success) [
+  (builtins.throw "a")
+  [ (builtins.throw "a") ]
+  [ "abc" (builtins.throw "a") ]
+  "abc${builtins.throw "c"}"
+  (_: builtins.throw "d")
+  {
+    u = builtins.throw "x";
+    v = "a";
+  }
+  {
+    u.i.w.x.z = builtins.throw "n";
+  }
+  # FIXME: test derivations and files.
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-type-of-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-type-of-propagate-catchable.exp
new file mode 100644
index 0000000000..41f22d3ee4
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-type-of-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false true true false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-type-of-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-type-of-propagate-catchable.nix
new file mode 100644
index 0000000000..4b70609bbf
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-type-of-propagate-catchable.nix
@@ -0,0 +1,9 @@
+map (e: (builtins.tryEval (builtins.typeOf e)).success) [
+  (builtins.throw "a")
+  {
+    a = builtins.throw "b";
+  }
+  [ (builtins.throw "c") ]
+  (./xyz + (builtins.throw "p"))
+  # FIXME: test derivations and files.
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-unsafe-discard-string-context-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-unsafe-discard-string-context-propagate-catchable.exp
new file mode 100644
index 0000000000..d181ebcff6
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-unsafe-discard-string-context-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false ]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-unsafe-discard-string-context-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-unsafe-discard-string-context-propagate-catchable.nix
new file mode 100644
index 0000000000..8ef5f35a17
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-builtins-unsafe-discard-string-context-propagate-catchable.nix
@@ -0,0 +1,4 @@
+map (e: (builtins.tryEval (builtins.unsafeDiscardStringContext e)).success) [
+  (builtins.throw "a")
+  # FIXME: test derivations with throwables.
+]
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-catchable-double-throw.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-catchable-double-throw.exp
new file mode 100644
index 0000000000..c508d5366f
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-catchable-double-throw.exp
@@ -0,0 +1 @@
+false
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-catchable-double-throw.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-catchable-double-throw.nix
new file mode 100644
index 0000000000..7c2132b502
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-catchable-double-throw.nix
@@ -0,0 +1 @@
+(builtins.tryEval (builtins.throw (builtins.throw "a"))).success
diff --git a/tvix/eval/src/tests/tvix_tests/notyetpassing/eval-okay-builtins-group-by-propagate-catchable.exp b/tvix/eval/src/tests/tvix_tests/notyetpassing/eval-okay-builtins-group-by-propagate-catchable.exp
new file mode 100644
index 0000000000..48e341f4d8
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/notyetpassing/eval-okay-builtins-group-by-propagate-catchable.exp
@@ -0,0 +1 @@
+[ false false false ]
diff --git a/tvix/eval/src/tests/tvix_tests/notyetpassing/eval-okay-builtins-group-by-propagate-catchable.nix b/tvix/eval/src/tests/tvix_tests/notyetpassing/eval-okay-builtins-group-by-propagate-catchable.nix
new file mode 100644
index 0000000000..182601abb1
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/notyetpassing/eval-okay-builtins-group-by-propagate-catchable.nix
@@ -0,0 +1,5 @@
+map (e: (builtins.tryEval e).success) [
+  (builtins.groupBy (builtins.throw "a") [ "" ])
+  (builtins.groupBy (x: true) (builtins.throw "b"))
+  (builtins.groupBy (_: builtins.throw "x") [ "" ])
+]