From ddeef0d3221ea182b5411c9084b59373883d0edb Mon Sep 17 00:00:00 2001
From: John Ericson <John.Ericson@Obsidian.Systems>
Date: Sun, 29 Nov 2020 16:28:12 +0000
Subject: [PATCH] tests.buildRustCrate: Fix after hashing method change

As @lopsided98 points out in #105305, since the hashes are now target
sensative, and until we find reason to actually care to test what they
are exactly, we are best just normalizing them away in the tests.
---
 .../rust/build-rust-crate/test/default.nix     | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/pkgs/build-support/rust/build-rust-crate/test/default.nix b/pkgs/build-support/rust/build-rust-crate/test/default.nix
index f6cd54c4ee3..65c8880b134 100644
--- a/pkgs/build-support/rust/build-rust-crate/test/default.nix
+++ b/pkgs/build-support/rust/build-rust-crate/test/default.nix
@@ -146,12 +146,18 @@ let
         };
       in
       runCommand "assert-outputs-${name}" {
-      } ''
+      } (''
       local actualFiles=$(mktemp)
 
       cd "${crateOutput}"
-      find . -type f | sort >$actualFiles
-      diff -q ${expectedFilesFile} $actualFiles >/dev/null || {
+      find . -type f \
+        | sort \
+      ''
+      # sed out the hash because it differs per platform
+      + ''
+        | sed -E -e 's/-[0-9a-fA-F]{10}\.rlib/-HASH.rlib/g' \
+        > "$actualFiles"
+      diff -q ${expectedFilesFile} "$actualFiles" > /dev/null || {
         echo -e "\033[0;1;31mERROR: Difference in expected output files in ${crateOutput} \033[0m" >&2
         echo === Got:
         sed -e 's/^/  /' $actualFiles
@@ -164,7 +170,7 @@ let
         exit 1
       }
       touch $out
-      ''
+      '')
       ;
 
   in rec {
@@ -594,7 +600,7 @@ let
       };
       expectedFiles = [
         "./nix-support/propagated-build-inputs"
-        "./lib/libtest_lib-042a1fdbef.rlib"
+        "./lib/libtest_lib-HASH.rlib"
         "./lib/link"
       ];
     };
@@ -611,7 +617,7 @@ let
       };
       expectedFiles = [
         "./nix-support/propagated-build-inputs"
-        "./lib/libtest_lib-042a1fdbef.rlib"
+        "./lib/libtest_lib-HASH.rlib"
         "./lib/link"
       ];
     };