From cb577b729b1fd437b4b663c27aa88daeaf89e0d4 Mon Sep 17 00:00:00 2001
From: Isaac Good <github@isaacgood.com>
Date: Wed, 8 Jul 2026 00:14:28 -0700
Subject: [PATCH] Sync `run-in-docker.sh` from `generic-test-runner`; move
 `run-in-docker` scripts into `bin/`

---
 run-in-docker.bat => bin/run-in-docker.bat |  0
 bin/run-in-docker.sh                       | 46 ++++++++++++++++++++++
 run-in-docker.sh                           | 37 -----------------
 3 files changed, 46 insertions(+), 37 deletions(-)
 rename run-in-docker.bat => bin/run-in-docker.bat (100%)
 create mode 100755 bin/run-in-docker.sh
 delete mode 100755 run-in-docker.sh

diff --git a/run-in-docker.bat b/bin/run-in-docker.bat
similarity index 100%
rename from run-in-docker.bat
rename to bin/run-in-docker.bat
diff --git a/bin/run-in-docker.sh b/bin/run-in-docker.sh
new file mode 100755
index 00000000..18c4fa27
--- /dev/null
+++ b/bin/run-in-docker.sh
@@ -0,0 +1,46 @@
+#!/usr/bin/env sh
+
+# Synopsis:
+# Run the test runner on a solution using the test runner Docker image.
+# The test runner Docker image is built automatically.
+
+# Arguments:
+# $1: exercise slug
+# $2: path to solution folder
+# $3: path to output directory
+
+# Output:
+# Writes the test results to a results.json file in the passed-in output directory.
+# The test results are formatted according to the specifications at https://github.com/exercism/docs/blob/main/building/tooling/test-runners/interface.md
+
+# Example:
+# ./bin/run-in-docker.sh two-fer path/to/solution/folder/ path/to/output/directory/
+
+# Stop executing when a command returns a non-zero return code
+set -e
+
+# If any required arguments is missing, print the usage and exit
+if [ -z "$1" ] || [ -z "$2" ] || [ -z "$3" ]; then
+    echo "usage: ./bin/run-in-docker.sh exercise-slug path/to/solution/folder/ path/to/output/directory/"
+    exit 1
+fi
+
+slug="$1"
+solution_dir=$(realpath "${2%/}")
+output_dir=$(realpath "${3%/}")
+
+# Create the output directory if it doesn't exist
+mkdir -p "${output_dir}"
+
+# Build the Docker image
+docker build --rm -t exercism/javascript-test-runner .
+
+# Run the Docker image using the settings mimicking the production environment
+docker run \
+    --rm \
+    --network none \
+    --read-only \
+    --mount type=bind,src="${solution_dir}",dst=/solution \
+    --mount type=bind,src="${output_dir}",dst=/output \
+    --mount type=tmpfs,dst=/tmp \
+    exercism/javascript-test-runner "${slug}" /solution /output 
diff --git a/run-in-docker.sh b/run-in-docker.sh
deleted file mode 100755
index 54c9a726..00000000
--- a/run-in-docker.sh
+++ /dev/null
@@ -1,37 +0,0 @@
-#!/usr/bin/env bash
-
-# Synopsis:
-# Test runner for run.sh in a docker container
-# Takes the same arguments as run.sh (EXCEPT THAT SOLUTION AND OUTPUT PATH ARE RELATIVE)
-# Builds the Dockerfile
-# Runs the docker image passing along the initial arguments
-
-# Arguments:
-# $1: exercise slug
-# $2: **RELATIVE** path to solution folder (without trailing slash)
-# $3: **RELATIVE** path to output directory (without trailing slash)
-
-# Output:
-# Writes the tests output to the output directory
-
-# Example:
-# ./run-in-docker.sh two-fer ./relative/path/to/two-fer/solution/folder/ ./relative/path/to/output-directory/
-# ./run-in-docker.sh two-fer ./test/fixtures/two-fer/pass ./test/fixtures/two-fer/pass
-
-# If arguments not provided, print usage and exit
-if [ -z "$1" ] || [ -z "$2" ] || [ -z "$3" ]; then
-    echo "usage: ./run-in-docker.sh two-fer ./relative/path/to/two-fer/solution/folder/ ./relative/path/to/output-directory/"
-fi
-
-# build docker image
-docker build -t javascript-test-runner .
-
-# run image passing the arguments
-# --mount type=tmpfs,dst=/tmp \
-docker run \
-    --network none \
-    --read-only \
-    --mount type=bind,src=$PWD/$2,dst=/solution/ \
-    --mount type=bind,src=$PWD/$3,dst=/output/ \
-    --tmpfs /tmp:exec \
-    javascript-test-runner $1 /solution/ /output/