Utilities/test/test_catch2_EDMException.cc

0001 #include "catch.hpp"
0002 #include "FWCore/Utilities/interface/EDMException.h"
0003
0004 #include <iostream>
0005 #include <string>
0006 #include <iomanip>
0007 #include <typeinfo>
0008 #include <memory>
0009
0010 namespace {
0011   void func3() {
0012     edm::Exception ex(edm::errors::NotFound);
0013     ex << "This is just a test";
0014     ex.addContext("new1");
0015     ex.addAdditionalInfo("info1");
0016     throw ex;
0017   }
0018
0019   void func2() { func3(); }
0020
0021   void func1() {
0022     try {
0023       func2();
0024     } catch (edm::Exception& e) {
0025       edm::Exception toThrow(edm::errors::Unknown, "In func2", e);
0026       edm::Exception toThrowString(edm::errors::Unknown, std::string("In func2"), e);
0027       REQUIRE(toThrow.explainSelf() == toThrowString.explainSelf());
0028       toThrow << "\nGave up";
0029       toThrow.addContext("new2");
0030       toThrow.addAdditionalInfo("info2");
0031       REQUIRE(toThrow.returnCode() == 8003);
0032       REQUIRE(toThrow.categoryCode() == edm::errors::Unknown);
0033       cms::Exception* ptr = &toThrow;
0034       ptr->raise();
0035     }
0036   }
0037
0038   const char answer[] =
0039       "An exception of category 'Unknown' occurred while\n"
0040       "   [0] new2\n"
0041       "   [1] new1\n"
0042       "Exception Message:\n"
0043       "In func2\n"
0044       "This is just a test\n"
0045       "Gave up\n"
0046       "   Additional Info:\n"
0047       "      [a] info2\n"
0048       "      [b] info1\n";
0049 }  // namespace
0050
0051 TEST_CASE("Test edm::Exception", "[edm::Exception]") {
0052   SECTION("throw") { REQUIRE_THROWS_WITH(func1(), answer); }
0053   edm::Exception ex(edm::errors::NotFound);
0054   ex << "This is just a test";
0055   ex.addContext("new1");
0056   ex.addAdditionalInfo("info1");
0057
0058   SECTION("copy constructor") {
0059     edm::Exception cpy(ex);
0060     REQUIRE(ex.explainSelf() == cpy.explainSelf());
0061   }
0062   edm::Exception e1(edm::errors::Unknown, "blah");
0063   SECTION("returnCode") {
0064     REQUIRE(e1.returnCode() == 8003);
0065     REQUIRE(ex.returnCode() == 8026);
0066   }
0067   SECTION("category") {
0068     REQUIRE(e1.category() == std::string("Unknown"));
0069     REQUIRE(ex.category() == std::string("NotFound"));
0070   }
0071   SECTION("message") { REQUIRE(e1.message() == std::string("blah ")); }
0072
0073   SECTION("equivalence") {
0074     edm::Exception e1String(edm::errors::Unknown, std::string("blah"));
0075     REQUIRE(e1.explainSelf() == e1String.explainSelf());
0076   }
0077   SECTION("clone") {
0078     cms::Exception* ptr = &e1;
0079     cms::Exception* ptrCloneCopy = ptr->clone();
0080     REQUIRE(ptrCloneCopy->returnCode() == 8003);
0081     REQUIRE(e1.explainSelf() == ptrCloneCopy->explainSelf());
0082   }
0083   SECTION("throwThis") {
0084     REQUIRE_THROWS_WITH(edm::Exception::throwThis(edm::errors::ProductNotFound, "a", "b", "c", "d", "e"),
0085                         "An exception of category 'ProductNotFound' occurred.\n"
0086                         "Exception Message:\n"
0087                         "a bcde\n");
0088     REQUIRE_THROWS_WITH(edm::Exception::throwThis(edm::errors::ProductNotFound, "a", 1, "b"),
0089                         "An exception of category 'ProductNotFound' occurred.\n"
0090                         "Exception Message:\n"
0091                         "a 1b\n");
0092   }
0093 }