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authorVincent Ambo <mail@tazj.in>2022-08-10T18·01+0300
committertazjin <tazjin@tvl.su>2022-08-25T11·34+0000
commit058e77bab20db90347ce1d91c41076ef56b61b26 (patch)
tree95198e36be78d26ce14bf40cb0a5cfb4d536cce6 /tvix/eval/src/tests/tvix_tests
parentfa2d250d1a65ba3bf8522fdbbe72dca21fa7ee66 (diff)
feat(tvix/eval): implement attrset update (`//`) operator r/4475
The underlying implementation does a few tricks based on which pair of
attrset representations is encountered.

Particularly the effect of short-circuiting the empty cases might be
relevant in nixpkgs/NixOS, due to the use of lib.optionalAttrs.

Change-Id: I22b978b1c69af12926489a71087c6a6219c012f3
Reviewed-on: https://cl.tvl.fyi/c/depot/+/6140
Reviewed-by: sterni <sternenseemann@systemli.org>
Tested-by: BuildkiteCI
Diffstat (limited to 'tvix/eval/src/tests/tvix_tests')
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-lhs.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-lhs.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-rhs.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-rhs.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-kv-lhs.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-kv-lhs.nix1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update.nix1
8 files changed, 8 insertions, 0 deletions
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-lhs.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-lhs.exp
new file mode 100644
index 000000000000..fedf8f25a693
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-lhs.exp
@@ -0,0 +1 @@
+{ a = "ok"; }
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-lhs.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-lhs.nix
new file mode 100644
index 000000000000..9596be22b831
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-lhs.nix
@@ -0,0 +1 @@
+{} // { a = "ok"; }
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-rhs.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-rhs.exp
new file mode 100644
index 000000000000..fedf8f25a693
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-rhs.exp
@@ -0,0 +1 @@
+{ a = "ok"; }
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-rhs.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-rhs.nix
new file mode 100644
index 000000000000..117c01141357
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-empty-rhs.nix
@@ -0,0 +1 @@
+{ a = "ok"; } // {}
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-kv-lhs.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-kv-lhs.exp
new file mode 100644
index 000000000000..c2234a47e2b8
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-kv-lhs.exp
@@ -0,0 +1 @@
+{ name = "foo"; other = 42; value = "bar"; }
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-kv-lhs.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-kv-lhs.nix
new file mode 100644
index 000000000000..6f71684902e5
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-kv-lhs.nix
@@ -0,0 +1 @@
+{ name = "foo"; value = "bar"; } // { other = 42; }
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update.exp
new file mode 100644
index 000000000000..57f4d541bd85
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update.exp
@@ -0,0 +1 @@
+{ a = 15; b = "works"; }
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update.nix
new file mode 100644
index 000000000000..735602fe02d5
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update.nix
@@ -0,0 +1 @@
+{ a = 15; } // { b = "works"; }