From 4f8ad41d4eb2012f01cd09ad745e78c5b8d8bee6 Mon Sep 17 00:00:00 2001
From: Artturin <Artturin@artturin.com>
Date: Wed, 16 Mar 2022 20:57:18 +0200
Subject: [PATCH] add tests for nix eval and nix-instantiate

---
 tests/eval.nix |  5 +++++
 tests/eval.sh  | 29 +++++++++++++++++++++++++++++
 tests/local.mk |  1 +
 3 files changed, 35 insertions(+)
 create mode 100644 tests/eval.nix
 create mode 100644 tests/eval.sh

diff --git a/tests/eval.nix b/tests/eval.nix
new file mode 100644
index 000000000..befbd17a9
--- /dev/null
+++ b/tests/eval.nix
@@ -0,0 +1,5 @@
+{
+  int = 123;
+  str = "foo";
+  attr.foo = "bar";
+}
diff --git a/tests/eval.sh b/tests/eval.sh
new file mode 100644
index 000000000..2e5ceb969
--- /dev/null
+++ b/tests/eval.sh
@@ -0,0 +1,29 @@
+source common.sh
+
+clearStore
+
+testStdinHeredoc=$(nix eval -f - <<EOF
+{
+  bar = 3 + 1;
+  foo = 2 + 2;
+}
+EOF
+)
+[[ $testStdinHeredoc == '{ bar = 4; foo = 4; }' ]]
+
+nix eval --expr 'assert 1 + 2 == 3; true'
+
+[[ $(nix eval int -f "./eval.nix") == 123 ]]
+[[ $(nix eval str -f "./eval.nix") == '"foo"' ]]
+[[ $(nix eval str --raw -f "./eval.nix") == 'foo' ]]
+[[ $(nix eval attr -f "./eval.nix") == '{ foo = "bar"; }' ]]
+[[ $(nix eval attr --json -f "./eval.nix") == '{"foo":"bar"}' ]]
+[[ $(nix eval int -f - < "./eval.nix") == 123 ]]
+
+
+nix-instantiate --eval -E 'assert 1 + 2 == 3; true'
+[[ $(nix-instantiate -A int --eval "./eval.nix") == 123 ]]
+[[ $(nix-instantiate -A str --eval "./eval.nix") == '"foo"' ]]
+[[ $(nix-instantiate -A attr --eval "./eval.nix") == '{ foo = "bar"; }' ]]
+[[ $(nix-instantiate -A attr --eval --json "./eval.nix") == '{"foo":"bar"}' ]]
+[[ $(nix-instantiate -A int --eval - < "./eval.nix") == 123 ]]
diff --git a/tests/local.mk b/tests/local.mk
index 8032fc38a..f84c20fc7 100644
--- a/tests/local.mk
+++ b/tests/local.mk
@@ -52,6 +52,7 @@ nix_tests = \
   build-remote-content-addressed-floating.sh \
   nar-access.sh \
   pure-eval.sh \
+  eval.sh \
   ca/post-hook.sh \
   repl.sh \
   ca/repl.sh \