From 831a4a780827fc96e5782b052e03761a26c45e9a Mon Sep 17 00:00:00 2001
From: William F Godoy <williamfgc@yahoo.com>
Date: Fri, 1 Nov 2019 10:56:16 -0400
Subject: [PATCH] Serial test for config files

---
 testing/adios2/xml/CMakeLists.txt          |  10 ++
 testing/adios2/xml/TestXMLConfigSerial.cpp | 112 +++++++++++++++++++++
 2 files changed, 122 insertions(+)
 create mode 100644 testing/adios2/xml/TestXMLConfigSerial.cpp

diff --git a/testing/adios2/xml/CMakeLists.txt b/testing/adios2/xml/CMakeLists.txt
index 947dd6328b..2e0424daff 100644
--- a/testing/adios2/xml/CMakeLists.txt
+++ b/testing/adios2/xml/CMakeLists.txt
@@ -4,6 +4,16 @@
 #------------------------------------------------------------------------------#
 
 gtest_add_tests_helper(XMLConfig ${test_mpi} "" "" "")
+if(ADIOS2_HAVE_MPI)
+  gtest_add_tests_helper(XMLConfigSerial NOEXEC "" "" "")
+else()
+  gtest_add_tests_helper(XMLConfigSerial FALSE "" "" "")
+endif()
+
 target_compile_definitions(Test.XMLConfig PRIVATE
   "XML_CONFIG_DIR=${CMAKE_CURRENT_SOURCE_DIR}"
 )
+
+target_compile_definitions(Test.XMLConfigSerial PRIVATE
+  "XML_CONFIG_DIR=${CMAKE_CURRENT_SOURCE_DIR}"
+)
diff --git a/testing/adios2/xml/TestXMLConfigSerial.cpp b/testing/adios2/xml/TestXMLConfigSerial.cpp
new file mode 100644
index 0000000000..9e5aa6ac64
--- /dev/null
+++ b/testing/adios2/xml/TestXMLConfigSerial.cpp
@@ -0,0 +1,112 @@
+#include <cstdint>
+
+#include <iostream>
+#include <stdexcept>
+
+#include <adios2.h>
+
+#include <gtest/gtest.h>
+
+#define str_helper(X) #X
+#define str(X) str_helper(X)
+
+class XMLConfigSerialTest : public ::testing::Test
+{
+public:
+    XMLConfigSerialTest() : configDir(str(XML_CONFIG_DIR)) {}
+
+    // protected:
+    // virtual void SetUp() { }
+
+    // virtual void TearDown() { }
+    std::string configDir;
+};
+
+TEST_F(XMLConfigSerialTest, TwoIOs)
+{
+    const std::string configFile(
+        configDir + std::string(&adios2::PathSeparator, 1) + "config1.xml");
+
+    adios2::ADIOS adios(configFile, adios2::DebugON);
+
+    // must be declared at least once
+    EXPECT_THROW(adios2::IO io = adios.AtIO("Test IO 1"),
+                 std::invalid_argument);
+
+    EXPECT_NO_THROW({
+        adios2::IO io = adios.DeclareIO("Test IO 1");
+        const adios2::Params params = io.Parameters();
+        ASSERT_EQ(params.size(), 5);
+        EXPECT_THROW(params.at("DoesNotExist"), std::out_of_range);
+        EXPECT_EQ(params.at("Threads"), "1");
+        EXPECT_EQ(params.at("ProfileUnits"), "Microseconds");
+        EXPECT_EQ(params.at("MaxBufferSize"), "20Mb");
+        EXPECT_EQ(params.at("InitialBufferSize"), "1Mb");
+        EXPECT_EQ(params.at("BufferGrowthFactor"), "2");
+        adios2::Engine engine =
+            io.Open("Test BP Writer 1", adios2::Mode::Write);
+        engine.Close();
+    });
+    EXPECT_NO_THROW(adios2::IO io = adios.AtIO("Test IO 1"));
+
+    EXPECT_THROW(adios2::IO io = adios.AtIO("Test IO 2"),
+                 std::invalid_argument);
+    EXPECT_NO_THROW({
+        adios2::IO io = adios.DeclareIO("Test IO 2");
+        const adios2::Params params = io.Parameters();
+        ASSERT_EQ(params.size(), 0);
+    });
+    EXPECT_NO_THROW(adios.AtIO("Test IO 2"));
+
+    // double declaring
+    EXPECT_THROW(adios.DeclareIO("Test IO 1"), std::invalid_argument);
+    EXPECT_THROW(adios.DeclareIO("Test IO 2"), std::invalid_argument);
+}
+
+TEST_F(XMLConfigSerialTest, TwoEnginesException)
+{
+    const std::string configFile(
+        configDir + std::string(&adios2::PathSeparator, 1) + "config2.xml");
+
+    EXPECT_THROW(adios2::ADIOS adios(configFile, adios2::DebugON),
+                 std::invalid_argument);
+}
+
+TEST_F(XMLConfigSerialTest, OpTypeException)
+{
+    const std::string configFile(configDir +
+                                 std::string(&adios2::PathSeparator, 1) +
+                                 "configOpTypeException.xml");
+
+    EXPECT_THROW(adios2::ADIOS adios(configFile, adios2::DebugON),
+                 std::invalid_argument);
+}
+
+TEST_F(XMLConfigSerialTest, OpNullException)
+{
+    const std::string configFile(configDir +
+                                 std::string(&adios2::PathSeparator, 1) +
+                                 "configOpNullException.xml");
+
+    EXPECT_THROW(adios2::ADIOS adios(configFile, adios2::DebugON),
+                 std::invalid_argument);
+}
+
+TEST_F(XMLConfigSerialTest, OpNoneException)
+{
+    const std::string configFile(configDir +
+                                 std::string(&adios2::PathSeparator, 1) +
+                                 "configOpNoneException.xml");
+
+    EXPECT_THROW(adios2::ADIOS adios(configFile, adios2::DebugON),
+                 std::invalid_argument);
+}
+
+int main(int argc, char **argv)
+{
+    int result;
+    ::testing::InitGoogleTest(&argc, argv);
+    result = RUN_ALL_TESTS();
+
+    return result;
+}