From 294777178f9203283364f3e672569becb4dd1e7c Mon Sep 17 00:00:00 2001
From: hachem <im@hachem.wtf>
Date: Sun, 30 Aug 2026 21:21:53 +0200
Subject: test: add automated docker testing for the whole test suite

---
 scripts/docker_test.sh   | 18 ++++++++++++
 scripts/test_examples.sh | 76 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 94 insertions(+)
 create mode 100755 scripts/docker_test.sh
 create mode 100755 scripts/test_examples.sh

(limited to 'scripts')

diff --git a/scripts/docker_test.sh b/scripts/docker_test.sh
new file mode 100755
index 0000000..93f0bca
--- /dev/null
+++ b/scripts/docker_test.sh
@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+# Convenience wrapper: build hdass and run the full test suite (unit tests plus
+# the end-to-end example tests) inside the amd64 Linux Docker environment.
+# Run this from the host; it brings the container up if it is not already.
+set -euo pipefail
+
+root="$(cd "$(dirname "$0")/.." && pwd)"
+cd "$root"
+
+docker compose up -d
+
+docker compose exec -T hdass bash -c '
+	set -e
+	premake5 gmake
+	make config=debug
+	./bin/debug-linux/tests
+	./scripts/test_examples.sh
+'
diff --git a/scripts/test_examples.sh b/scripts/test_examples.sh
new file mode 100755
index 0000000..2fb4e5f
--- /dev/null
+++ b/scripts/test_examples.sh
@@ -0,0 +1,76 @@
+#!/usr/bin/env bash
+# End-to-end example tests: transpile each program with hdass, assemble it with
+# nasm, link it with ld, run it, and compare its stdout and exit status against
+# the expected values below.
+#
+# The generated programs use Linux x86-64 syscalls, so this must run in the
+# amd64 Linux environment (see the Docker setup in the README), not on macOS.
+set -u
+
+root="$(cd "$(dirname "$0")/.." && pwd)"
+cd "$root"
+
+hdass="${HDASS:-./bin/debug-linux/hdass}"
+if [ ! -x "$hdass" ]; then
+	echo "error: '$hdass' not found; build it first with:" >&2
+	echo "  premake5 gmake && make config=debug" >&2
+	exit 1
+fi
+
+for tool in nasm ld; do
+	if ! command -v "$tool" >/dev/null 2>&1; then
+		echo "error: '$tool' not found; run this inside the Docker environment" >&2
+		exit 1
+	fi
+done
+
+work="$(mktemp -d)"
+trap 'rm -rf "$work"' EXIT
+
+pass=0
+fail=0
+
+# check <name> <source> <expected_exit> <expected_stdout>
+# expected_stdout is compared after trailing newlines are stripped (as $() does).
+check()
+{
+	local name="$1" source="$2" expected_exit="$3" expected_stdout="$4"
+	local asm="$work/$name.asm" obj="$work/$name.o" bin="$work/$name"
+
+	if ! "$hdass" "$source" -o "$asm" 2>"$work/err"; then
+		echo "FAIL $name (transpile)"; cat "$work/err"; fail=$((fail + 1)); return
+	fi
+	if ! nasm -f elf64 "$asm" -o "$obj" 2>"$work/err"; then
+		echo "FAIL $name (assemble)"; cat "$work/err"; fail=$((fail + 1)); return
+	fi
+	if ! ld "$obj" -o "$bin" 2>"$work/err"; then
+		echo "FAIL $name (link)"; cat "$work/err"; fail=$((fail + 1)); return
+	fi
+
+	local actual_stdout actual_exit
+	actual_stdout="$("$bin")"
+	actual_exit=$?
+
+	if [ "$actual_exit" != "$expected_exit" ] || [ "$actual_stdout" != "$expected_stdout" ]; then
+		echo "FAIL $name"
+		echo "  expected: exit=$expected_exit stdout=$(printf '%q' "$expected_stdout")"
+		echo "  actual:   exit=$actual_exit stdout=$(printf '%q' "$actual_stdout")"
+		fail=$((fail + 1))
+		return
+	fi
+
+	echo "PASS $name"
+	pass=$((pass + 1))
+}
+
+check hello_world examples/hello_world.hdass 0  "Hello, World!"
+check greet       examples/greet.hdass       0  "hdass works!"
+check exit_code   examples/exit_code.hdass   42 ""
+check arithmetic  examples/arithmetic.hdass  15 ""
+check loop_sum    examples/loop_sum.hdass    15 ""
+check branch      examples/branch.hdass      8  ""
+check call        examples/call.hdass        21 ""
+
+echo
+echo "$pass passed, $fail failed"
+[ "$fail" -eq 0 ]
-- 
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