dummy test works

oss-internship-2020/jsonnet/CMakeLists.txt

@@ -55,3 +55,5 @@ target_include_directories(jsonnet_sapi INTERFACE
 )
 
 target_link_libraries(jsonnet_sapi PUBLIC jsonnet_helper)
+
+add_subdirectory(tests)

oss-internship-2020/jsonnet/examples/jsonnet_codes_expected_output/first_file.json

@@ -0,0 +1,4 @@
+{
+   "caption": "The other one's name is -> And that is the other one.",
+   "name": "This is the first file created by the multiple-files example code."
+}

oss-internship-2020/jsonnet/examples/jsonnet_codes_expected_output/second_file.json

@@ -0,0 +1,5 @@
+{
+   "caption": "If it was the first one, variable name would hold what's in <first_name> variable.",
+   "first_name": "This is the first file created by the multiple-files example code.",
+   "name": "And that is the other one."
+}

oss-internship-2020/jsonnet/examples/jsonnet_codes_expected_output/yaml_stream_example.yaml

@@ -0,0 +1,11 @@
+---
+{
+   "age": "Just created!",
+   "name": "First object's name."
+}
+---
+{
+   "name": "Hi, my name is <second_object>.",
+   "sibling": "First object's name."
+}
+...

oss-internship-2020/jsonnet/tests/CMakeLists.txt

@@ -0,0 +1,48 @@
+# Copyright 2020 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http:#www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+include(GoogleTest)
+
+# We need to prepare convenient directories so the tests will be able to access them
+file(MAKE_DIRECTORY ${PROJECT_BINARY_DIR}/tests/tests_input)
+file(MAKE_DIRECTORY ${PROJECT_BINARY_DIR}/tests/tests_output)
+file(MAKE_DIRECTORY ${PROJECT_BINARY_DIR}/tests/tests_expected_output)
+
+add_custom_target(test_preparation ALL
+    COMMAND cp ${PROJECT_SOURCE_DIR}/examples/jsonnet_codes/multiple_files_example.jsonnet ${PROJECT_BINARY_DIR}/tests/tests_input
+    COMMAND cp ${PROJECT_SOURCE_DIR}/examples/jsonnet_codes/yaml_stream_example.jsonnet ${PROJECT_BINARY_DIR}/tests/tests_input
+    COMMAND cp ${PROJECT_SOURCE_DIR}/jsonnet/examples/arith.jsonnet ${PROJECT_BINARY_DIR}/tests/tests_input
+    COMMAND cp ${PROJECT_SOURCE_DIR}/jsonnet/examples/negroni.jsonnet ${PROJECT_BINARY_DIR}/tests/tests_input
+    COMMAND cp ${PROJECT_SOURCE_DIR}/jsonnet/examples/utils.libsonnet ${PROJECT_BINARY_DIR}/tests/tests_input
+    COMMAND cp ${PROJECT_SOURCE_DIR}/examples/jsonnet_codes_expected_output/* ${PROJECT_BINARY_DIR}/tests/tests_expected_output
+    COMMAND cp ${PROJECT_SOURCE_DIR}/jsonnet/examples/arith.jsonnet.golden ${PROJECT_BINARY_DIR}/tests/tests_expected_output
+    COMMAND cp ${PROJECT_SOURCE_DIR}/jsonnet/examples/negroni.jsonnet.golden ${PROJECT_BINARY_DIR}/tests/tests_expected_output
+)
+
+include_directories(
+    ${PROJECT_SOURCE_DIR}/examples
+)
+
+add_executable(tests
+  jsonnet_tests.h
+  jsonnet_tests.cc
+  jsonnet_tests_utils.cc
+)
+
+target_link_libraries(tests 
+  jsonnet_sapi sapi::sapi
+  gtest gmock gtest_main
+)
+
+gtest_discover_tests(tests)

oss-internship-2020/jsonnet/tests/jsonnet_tests.cc

@@ -19,3 +19,7 @@ class JsonnetTest : public JsonnetTestHelper, public testing::Test {
   void SetUp() override { TestSetUp(); }
   void TearDown() override { TestTearDown(); }
 };
+
+TEST_F(JsonnetTest, DummyTest) {
+  std::cout << "Stuff was done.\n";
+}

oss-internship-2020/jsonnet/tests/jsonnet_tests.h

@@ -17,6 +17,9 @@
 #include "jsonnet_sapi.sapi.h"
 #include "sandboxed_api/util/flag.h"
 #include "sandboxed_api/util/status_matchers.h"
+#include <filesystem>
+#include <iostream>
+
 
 class JsonnetTestHelper {
  protected:
@@ -36,4 +39,7 @@ class JsonnetTestHelper {
   std::unique_ptr<sapi::v::RemotePtr> vm;
 
   std::string input_filename_in_sandboxee;
+  bool if_jsonnet_vm_was_used;
+  bool if_input_was_read;
+
 };

oss-internship-2020/jsonnet/tests/jsonnet_tests_utils.cc

@@ -14,10 +14,16 @@
 
 #include "jsonnet_tests.h"
 
+
 // Prepare what is needed to perform a test.
 void JsonnetTestHelper::TestSetUp() {
+
+  // Get paths to where input and output is stored.
+  std::filesystem::path input_path = std::filesystem::current_path() / "tests_input";
+  std::filesystem::path output_path = std::filesystem::current_path() / "tests_output";
+
   // Set up sandbox and api.
-  sandbox = std::make_unique<JsonnetBaseSandbox>();
+  sandbox = std::make_unique<JsonnetBaseSandbox>(input_path.string(), output_path.string());
   ASSERT_THAT(sandbox->Init(), sapi::IsOk());
   api = std::make_unique<JsonnetApi>(sandbox.get());
 
@@ -25,15 +31,22 @@ void JsonnetTestHelper::TestSetUp() {
   SAPI_ASSERT_OK_AND_ASSIGN(JsonnetVm * vm_ptr, api->c_jsonnet_make());
   vm = std::make_unique<sapi::v::RemotePtr>(vm_ptr);
 
+  if_jsonnet_vm_was_used = false;
+  if_input_was_read = false;
+
   return;
 }
 
 // Clean up after a test.
 void JsonnetTestHelper::TestTearDown() {
-  SAPI_ASSERT_OK_AND_ASSIGN(char* result,
-                            api->c_jsonnet_realloc(vm.get(), output.get(), 0));
+  if (if_jsonnet_vm_was_used) {
+    SAPI_ASSERT_OK_AND_ASSIGN(char* result,
+                              api->c_jsonnet_realloc(vm.get(), output.get(), 0));
+  }
   ASSERT_THAT(api->c_jsonnet_destroy(vm.get()), sapi::IsOk());
-  ASSERT_THAT(api->c_free_input(input.get()), sapi::IsOk());
+  if (if_input_was_read) {
+    ASSERT_THAT(api->c_free_input(input.get()), sapi::IsOk());
+  }
 
   return;
 }
@@ -117,7 +130,7 @@ void JsonnetTestHelper::Write_output(char* filename_or_directory,
 
     case YAML_STREAM: {
       std::string out_file_in_sandboxee(std::string("/output/") +
-                                        basename(&out_file[0]));
+                                        basename(&filename_or_directory[0]));
       sapi::v::ConstCStr out_file_var(out_file_in_sandboxee.c_str());
       SAPI_ASSERT_OK_AND_ASSIGN(
           success,