2 files changed, 76 insertions, 0 deletions
diff --git a/test/full-pipeline/001-nop.test b/test/full-pipeline/001-nop.test
new file mode 100644
index 0000000..c27745a
--- /dev/null
+++ b/test/full-pipeline/001-nop.test
@@ -0,0 +1 @@
+nop
diff --git a/test/full-pipeline/run-full-pipeline.sh b/test/full-pipeline/run-full-pipeline.sh
new file mode 100755
index 0000000..34d4ff0
--- /dev/null
+++ b/test/full-pipeline/run-full-pipeline.sh
@@ -0,0 +1,75 @@
+#!/bin/bash -e
+
+#
+# Script for running all of the automated which will go from source to binary,
+# to source to binary, and compare the two binaries.
+# These tests won't find symmetrical errors (e.g. incorrectly translating 'add'
+# into the wrong opcode, and that same opcode back to 'add'), but provide some
+# level of confidence that the disassembler and assembler at least have parity.
+# Checking lower level things is the job of other tests.
+#
+
+fail() {
+	echo -e '[\e[1;31mFAIL\e[0m] '"$1:" "$2"
+}
+
+pass() {
+	echo -e '[\e[0;32mPASS\e[0m] '"$1"
+}
+
+clean() {
+	echo "Removing work dir $WORK"
+	rm -r "$WORK"
+}
+
+trap clean EXIT
+
+check_expected()
+{
+	[ -z "$1" ] && echo WARN: check_expected called with no argument
+	if [ -f "$1.expected" ] ; then
+		if ! diff "$1.expected" "$1.tmp" >/dev/null; then
+			fail "$1 didn't match expected"
+		fi
+	fi
+}
+
+WORK=$(mktemp -d)
+pushd $(dirname "$0") >/dev/null
+export ASM="$PWD/../../assembler"
+export DISASM="$PWD/../../disassembler"
+has_failure=0
+
+for first_stage_asm in *.test ; do
+	first_stage_bin="$WORK/first_stage.bin"
+	second_stage_asm="$WORK/second_stage.asm"
+	second_stage_bin="$WORK/second_stage.bin"
+
+	# Assemble test code
+	if ! "$ASM" "$first_stage_asm" "$first_stage_bin" ; then
+		fail "$first_stage_asm" "first stage assembly failed"
+		continue
+	fi
+
+	# Disassemble test code and re-assemble that disassembly
+	if ! "$DISASM" "$first_stage_bin" > "$second_stage_asm" ; then
+		fail "$first_stage_asm" "first stage disassembly failed"
+		continue
+	fi
+	if ! "$ASM" "$second_stage_asm" "$second_stage_bin" ; then
+		fail "$first_stage_asm" "second stage assembly failed"
+		continue
+	fi
+
+	# first stage bin and second stage identical for test pass
+	if diff "$first_stage_bin" "$second_stage_bin"; then
+		pass "$first_stage_asm"
+	else
+		fail "$first_stage_asm" "binary mismatch"
+		has_failure=1
+	fi
+
+done
+popd >/dev/null
+
+exit "$has_failure"