1 #include "TestInstance.hpp"
3 #include <cppunit/extensions/HelperMacros.h>
13 Process::Arguments combine_args(const TempDir &dir, const Process::Arguments &in, bool cmd) {
14 Process::Arguments out;
15 out.reserve(in.size() + (cmd ? 5 : 3));
16 out.emplace_back("blank");
17 out.insert(out.end(), in.begin(), in.end());
18 out.emplace_back("--save-path");
19 out.emplace_back(dir.Path());
21 out.emplace_back("--cmd-port");
22 out.emplace_back("12354");
29 TestInstance::TestInstance(const Process::Arguments &args, bool cmd)
32 "./blank" BLANK_SUFFIX,
33 combine_args(dir, args, cmd),
40 // wait for command service startup
41 // TODO: timeouts for reading from process
42 WaitOutputLine("listening on TCP port 12354");
43 // connect to command service
44 conn = tcp::Socket("localhost", 12354);
48 TestInstance::~TestInstance() {
53 void TestInstance::WriteInput(const string &data) {
55 const char *i = data.c_str();
56 const char *end = i + data.length();
58 size_t len = proc.WriteIn(i, end - i);
60 throw runtime_error("failed write to child process' stdin");
66 void TestInstance::ReadOutputLine(string &line) {
67 while (!out_buf.Extract(line)) {
68 // buffer exhausted, fetch more data
69 int len = proc.ReadOut(out_buf.WriteHead(), out_buf.Remain());
71 throw runtime_error("failed read from child process' stdout");
77 void TestInstance::AssertOutputLine(const string &expected) {
80 CPPUNIT_ASSERT_EQUAL_MESSAGE(
81 "unexpected line in stdout",
85 void TestInstance::WaitOutputLine(const string &expected) {
89 if (line == expected) {
95 void TestInstance::ExhaustOutput(string &output) {
96 while (!out_buf.Extract(output)) {
97 // buffer exhausted, fetch more data
98 int len = proc.ReadOut(out_buf.WriteHead(), out_buf.Remain());
106 void TestInstance::AssertNoOutput() {
108 ExhaustOutput(output);
109 CPPUNIT_ASSERT_EQUAL_MESSAGE(
110 "test instanced produced unexpected output",
115 void TestInstance::ReadErrorLine(string &line) {
116 while (!err_buf.Extract(line)) {
117 // buffer exhausted, fetch more data
118 int len = proc.ReadErr(err_buf.WriteHead(), err_buf.Remain());
120 throw runtime_error("failed read from child process' stderr");
126 void TestInstance::AssertErrorLine(const string &expected) {
129 CPPUNIT_ASSERT_EQUAL_MESSAGE(
130 "unexpected line in stderr",
134 void TestInstance::WaitErrorLine(const string &expected) {
138 if (line == expected) {
144 void TestInstance::ExhaustError(string &error) {
145 while (!err_buf.Extract(error)) {
146 // buffer exhausted, fetch more data
147 int len = proc.ReadErr(err_buf.WriteHead(), err_buf.Remain());
155 void TestInstance::AssertNoError() {
158 CPPUNIT_ASSERT_EQUAL_MESSAGE(
159 "test instanced produced unexpected error output",
164 void TestInstance::Terminate() {
168 void TestInstance::AssertRunning() {
169 CPPUNIT_ASSERT_MESSAGE(
170 "test instance terminated unexpectedly",
174 void TestInstance::AssertTerminated() {
175 CPPUNIT_ASSERT_MESSAGE(
176 "test instance did not terminate as expected",
180 void TestInstance::AssertExitStatus(int expected) {
181 CPPUNIT_ASSERT_EQUAL_MESSAGE(
182 "unexpected exit status from child program",
183 expected, proc.Join());
187 void TestInstance::WaitCommandMessage(const string &line) {
188 WaitCommandLine(" > " + line);
191 void TestInstance::WaitCommandError(const string &line) {
192 WaitCommandLine(" ! " + line);
195 void TestInstance::WaitCommandBroadcast(const string &line) {
196 WaitCommandLine(" @ " + line);
199 void TestInstance::WaitCommandLine(const string &expected) {
202 if (!cmd_buf.Extract(line)) {
203 // buffer exhausted, fetch more data
204 cmd_buf.Update(conn.Recv(cmd_buf.WriteHead(), cmd_buf.Remain()));
207 if (line == expected) {