test for invoking with unknown argument

[blank.git] / tst / integration / TestInstance.hpp

diff --git a/tst/integration/TestInstance.hpp b/tst/integration/TestInstance.hpp
new file mode 100644 (file)
index 0000000..3bd23d4
--- /dev/null
+++ b/tst/integration/TestInstance.hpp
@@ -0,0 +1,76 @@
+#ifndef BLANK_TEST_INTEGRATION_TESTINSTANCE_HPP_
+#define BLANK_TEST_INTEGRATION_TESTINSTANCE_HPP_
+
+#include "app/Process.hpp"
+#include "io/filesystem.hpp"
+#include "io/LineBuffer.hpp"
+#include "net/tcp.hpp"
+
+
+namespace blank {
+namespace test {
+
+class TestInstance {
+
+public:
+       /// Launch a blank instance with given arguments (program name
+       /// will be prepended by the constructor).
+       /// If connect is true, a command service connection will be
+       /// established during construction.
+       explicit TestInstance(const Process::Arguments &args, bool connect = false);
+       ~TestInstance();
+
+public:
+       /// Write given text to program's stdin.
+       /// Data is not modified, so if you want to push a line, be
+       /// sure to include a newline character.
+       void WriteInput(const std::string &data);
+
+       /// read next line from programs stdout
+       void ReadOutputLine(std::string &line);
+       /// assert that the next line the program writes to stdout will
+       /// be the given one (without a trailing newline character)
+       void AssertOutputLine(const std::string &line);
+       /// wait until program writes given line to stdout
+       void WaitOutputLine(const std::string &line);
+
+       /// read next line from programs stderr
+       void ReadErrorLine(std::string &line);
+       /// assert that the next line the program writes to stderr will
+       /// be the given one (without a trailing newline character)
+       void AssertErrorLine(const std::string &line);
+       /// wait until program writes given line to stderr
+       void WaitErrorLine(const std::string &line);
+
+       /// make sure the process terminated with given status
+       void AssertExitStatus(int expected);
+
+       // the following methods are only valid when a command service is connected
+
+       /// wait for given message on the command service
+       void WaitCommandMessage(const std::string &line);
+       /// wait for given error on the command service
+       void WaitCommandError(const std::string &line);
+       /// wait for given broadcast on the command service
+       void WaitCommandBroadcast(const std::string &line);
+       /// wait for given line on the command service
+       void WaitCommandLine(const std::string &line);
+
+       /// send command line to program
+       void SendCommand(const std::string &);
+
+private:
+       TempDir dir;
+       Process proc;
+       tcp::Socket conn;
+       size_t head;
+       LineBuffer<BUFSIZ> out_buf;
+       LineBuffer<BUFSIZ> err_buf;
+       LineBuffer<BUFSIZ> cmd_buf;
+
+};
+
+}
+}
+
+#endif