CHANGELOG.md

+# [1.0.0-alpha.11](https://git.gitlab.arm.com/bazel/rules_toolchain/compare/v1.0.0-alpha.10...v1.0.0-alpha.11) (2023-12-13)
+
+### Bug Fixes
+
+- create hardlinks on Windows ([374f38d](https://git.gitlab.arm.com/bazel/rules_toolchain/commit/374f38ddb93b74c48ea00f222c2c871cf7821539))
+
+### Features
+
+- **test:** allow custom exit codes ([d0fc499](https://git.gitlab.arm.com/bazel/rules_toolchain/commit/d0fc4991421a494975cc47a2857e3d78a6d356a1))
+
 # [1.0.0-alpha.10](https://git.gitlab.arm.com/bazel/rules_toolchain/compare/v1.0.0-alpha.9...v1.0.0-alpha.10) (2023-12-13)
 
 ### Features

MODULE.bazel

 module(
     name = "rules_toolchain",
-    version = "1.0.0-alpha.10",
+    version = "1.0.0-alpha.11",
     bazel_compatibility = [
         ">=7.0.0",
     ],

README.md

@@ -9,12 +9,12 @@ Add the following to `MODULE.bazel`:
 ```py
 which = use_repo_rule("@rules_toolchain//toolchain/local/which:defs.bzl", "toolchain_local_which")
 which(
-    name = "which",
+    name = "which-echo",
 )
 
 resolved = use_repo_rule("@rules_toolchain//toolchain/resolved:defs.bzl", "toolchain_resolved")
 resolved(
-    name = "resolved",
+    name = "resolved-echo",
     toolchain_type = "//toolchain/echo:type",
 )
 ```
@@ -34,7 +34,7 @@ toolchain_type(
 # No `exec_compatible_with` constraints are needed as a local binary is always compatible with the execution platform
 toolchain(
     name = "local",
-    toolchain = "@which//:echo",
+    toolchain = "@which-echo",
     toolchain_type = ":type",
 )
 
@@ -42,7 +42,7 @@ toolchain(
 #   bazel run -- //toolchain/echo:resolved
 alias(
     name = "resolved",
-    actual = "@resolved",
+    actual = "@resolved-echo",
 )
 
 # Performs a execution test of the binary

e2e/MODULE.bazel.lock

@@ -847,7 +847,7 @@
   "moduleExtensions": {
     "//:MODULE.bazel%_repo_rules": {
       "general": {
-        "bzlTransitiveDigest": "DcS7hkCR97tWU6RFIoqiRZfRyhn8MoWr0X40xcNtOZg=",
+        "bzlTransitiveDigest": "kjjMoE+YxB2J+WBlqvfU09B8+xYcMDSlMPEltkiJtKc=",
         "accumulatedFileDigests": {},
         "envVariables": {},
         "generatedRepoSpecs": {

e2e/toolchain/echo/BUILD.bazel

@@ -41,5 +41,8 @@ toolchain_test(
 
 build_test(
     name = "entrypoint",
+    target_compatible_with = [
+        "@rules_toolchain//toolchain/constraint/os:linux",
+    ],
     targets = ["@which-echo//:entrypoint"],
 )

toolchain/test/nt.tmpl.bat

@@ -21,6 +21,7 @@ setlocal DisableDelayedExpansion
 set "EXECUTABLE={{executable}}"
 set "STDOUT={{stdout}}"
 set "STDERR={{stderr}}"
+set "STATUS={{status}}"
 
 :: Runfiles
 if [%RUNFILES_MANIFEST_ONLY%] neq [1] (
@@ -45,8 +46,8 @@ for /f %%a in ("%EXECUTABLE%") do set EXTENSION=%%~xa
 if "%EXTENSION%" == ".bat" set LAUNCHER=call
 %LAUNCHER% "%EXECUTABLE%" %* >stdout.txt 2>stderr.txt
 set "CODE=%ERRORLEVEL%"
-if %CODE% neq 0 (
-  >&2 echo.Failed to run: %EXECUTABLE% %*
+if %CODE% neq %STATUS% (
+  >&2 echo.Failed to run ^(%STATUS^): %EXECUTABLE% %*
   >&2 echo.stdout:
   >&2 type stdout.txt
   >&2 echo.stderr:

toolchain/test/posix.tmpl.sh

@@ -8,15 +8,18 @@ set -eu
 EXECUTABLE="{{executable}}"
 STDOUT="{{stdout}}"
 STDERR="{{stderr}}"
-readonly EXECUTABLE STDOUT STDERR
+STATUS="{{status}}"
+readonly EXECUTABLE STDOUT STDERR STATUS
 
 # Test environment
 JUNIT="${XML_OUTPUT_FILE-junit.xml}"
 readonly JUNIT
 
 # Run the toolchain executable and validate the output
-if ! "${EXECUTABLE}" "${@}" >stdout.txt 2>stderr.txt; then
-  echo >&2 "Failed to run: ${EXECUTABLE} ${*}"
+"${EXECUTABLE}" "${@}" >stdout.txt 2>stderr.txt && CODE=$? || CODE=$?
+readonly CODE
+if test "${STATUS}" != "${CODE}"; then
+  echo >&2 "Failed to run (${CODE}): ${EXECUTABLE} ${*}"
   echo >&2 "stdout:"
   while IFS= read -r LINE; do
     echo >&2 "${LINE}"

toolchain/test/rule.bzl

@@ -35,6 +35,10 @@ Can be overridden to a custom script that receives the following replacements:
         default = ":template",
         allow_single_file = True,
     ),
+    "status": attr.int(
+        doc = "The expected status code from the toolchain binary.",
+        default = 0,
+    ),
 }
 
 def implementation(ctx):
@@ -48,6 +52,7 @@ def implementation(ctx):
     substitutions.add("{{executable}}", str(toolchain.executable.short_path))
     substitutions.add("{{stdout}}", str(ctx.file.stdout.short_path))
     substitutions.add("{{stderr}}", str(ctx.file.stderr.short_path))
+    substitutions.add("{{status}}", str(ctx.attr.status))
 
     ctx.actions.expand_template(
         template = ctx.file.template,