初始化内容

third/cpp-subprocess/test/test_ret_code.cc

@@ -0,0 +1,59 @@
+#include <iostream>
+#include <cpp-subprocess/subprocess.hpp>
+
+namespace sp = subprocess;
+
+void test_ret_code()
+{
+  std::cout << "Test::test_poll_ret_code" << std::endl;
+#ifdef __USING_WINDOWS__
+  auto p = sp::Popen({"cmd.exe", "/c", "exit", "1"});
+#else
+  auto p = sp::Popen({"/usr/bin/false"});
+#endif
+  while (p.poll() == -1) {
+#ifdef __USING_WINDOWS__
+    Sleep(100);
+#else
+    usleep(1000 * 100);
+#endif
+  }
+  assert (p.retcode() == 1);
+}
+
+void test_ret_code_comm()
+{
+  using namespace sp;
+  auto cat = Popen({"cat", "../subprocess.hpp"}, output{PIPE});
+  auto grep = Popen({"grep", "template"}, input{cat.output()}, output{PIPE});
+  auto cut = Popen({"cut", "-d,", "-f", "1"}, input{grep.output()}, output{PIPE});
+  auto res = cut.communicate().first;
+  std::cout << res.buf.data() << std::endl;
+
+  std::cout << "retcode: " << cut.retcode() << std::endl;
+}
+
+void test_ret_code_check_output()
+{
+  using namespace sp;
+  bool caught = false;
+  try {
+      auto obuf = check_output({"/bin/false"}, shell{false});
+      assert(false); // Expected to throw
+  } catch (CalledProcessError &e) {
+      std::cout << "retcode: " << e.retcode << std::endl;
+      assert (e.retcode == 1);
+      caught = true;
+  }
+  assert(caught);
+}
+
+int main() {
+  test_ret_code();
+#ifndef __USING_WINDOWS__
+  test_ret_code_comm();
+  test_ret_code_check_output();
+#endif
+
+  return 0;
+}