Add regression tests for goto-program interpreter

This first commit just tests that help output can be generated.

Author: tautschnig

regression/CMakeLists.txt

@@ -61,6 +61,7 @@ add_subdirectory(linking-goto-binaries)
 add_subdirectory(symtab2gb)
 add_subdirectory(validate-trace-xml-schema)
 add_subdirectory(cbmc-primitives)
+add_subdirectory(goto-interpreter)
 add_subdirectory(cbmc-sequentialization)
 
 if(WITH_MEMORY_ANALYZER)

regression/Makefile

@@ -35,6 +35,7 @@ DIRS = cbmc \
        goto-ld \
        validate-trace-xml-schema \
        cbmc-primitives \
+       goto-interpreter \
        # Empty last line
 
 ifeq ($(OS),Windows_NT)

regression/goto-interpreter/CMakeLists.txt

@@ -0,0 +1,9 @@
+if(WIN32)
+    set(is_windows true)
+else()
+    set(is_windows false)
+endif()
+
+add_test_pl_tests(
+    "${CMAKE_CURRENT_SOURCE_DIR}/chain.sh $<TARGET_FILE:goto-cc> $<TARGET_FILE:goto-instrument> ${is_windows}"
+)

regression/goto-interpreter/Makefile

@@ -0,0 +1,35 @@
+default: tests.log
+
+include ../../src/config.inc
+include ../../src/common
+
+ifeq ($(BUILD_ENV_),MSVC)
+	exe=../../../src/goto-cc/goto-cl
+	is_windows=true
+else
+	exe=../../../src/goto-cc/goto-cc
+	is_windows=false
+endif
+
+test:
+	@../test.pl -e -p -c '../chain.sh $(exe) ../../../src/goto-instrument/goto-instrument $(is_windows)'
+
+tests.log:
+	@../test.pl -e -p -c '../chain.sh $(exe) ../../../src/goto-instrument/goto-instrument $(is_windows)'
+
+show:
+	@for dir in *; do \
+		if [ -d "$$dir" ]; then \
+			vim -o "$$dir/*.c" "$$dir/*.out"; \
+		fi; \
+	done;
+
+clean:
+	@for dir in *; do \
+		$(RM) tests.log; \
+		if [ -d "$$dir" ]; then \
+			cd "$$dir"; \
+			$(RM) *.out *.gb; \
+			cd ..; \
+		fi \
+	done

regression/goto-interpreter/chain.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+
+set -e
+
+goto_cc=$1
+goto_instrument=$2
+is_windows=$3
+
+options=${*:4:$#-4}
+name=${*:$#}
+base_name=${name%.c}
+
+if [[ "${is_windows}" == "true" ]]; then
+  "${goto_cc}" "${name}"
+  mv "${base_name}.exe" "${base_name}.gb"
+else
+  "${goto_cc}" "${name}" -o "${base_name}.gb"
+fi
+
+echo ${options} | tr , '\n' | "${goto_instrument}" --interpreter "${base_name}.gb"

regression/goto-interpreter/help-output/main.c

@@ -0,0 +1,4 @@
+int main(int argc, char **argv)
+{
+  return 0;
+}

regression/goto-interpreter/help-output/test.desc

@@ -0,0 +1,18 @@
+CORE
+main.c
+h,q
+^Starting interpreter$
+^Interpreter help$
+^h: display this menu$
+^j: output json trace$
+^m: output memory dump$
+^o: output goto trace$
+^q: quit$
+^r: run until completion$
+^s#: step a number of instructions$
+^sa: step across a function$
+^so: step out of a function$
+^\d+- Program End\.$
+^EXIT=0$
+^SIGNAL=0$
+--