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comparison: xpcom/sample/program/nsTestSample.cpp
xpcom/sample/program/nsTestSample.cpp
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| 1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 | |
| 7 /** | |
| 8 * A Test application that exercises the sample moudule. This is intented | |
| 9 * to be a sample application for using xpcom standalone. | |
| 10 */ | |
| 11 | |
| 12 #include <stdio.h> | |
| 13 | |
| 14 #include "nsXPCOMGlue.h" | |
| 15 #include "nsXPCOM.h" | |
| 16 #include "nsCOMPtr.h" | |
| 17 #include "nsISample.h" | |
| 18 #include "nsIServiceManager.h" | |
| 19 #include "nsIComponentManager.h" | |
| 20 #include "nsIComponentRegistrar.h" | |
| 21 | |
| 22 #define NS_SAMPLE_CONTRACTID "@mozilla.org/sample;1" | |
| 23 | |
| 24 int | |
| 25 main(void) | |
| 26 { | |
| 27 nsresult rv; | |
| 28 | |
| 29 XPCOMGlueStartup(nullptr); | |
| 30 | |
| 31 // Initialize XPCOM | |
| 32 nsCOMPtr<nsIServiceManager> servMan; | |
| 33 rv = NS_InitXPCOM2(getter_AddRefs(servMan), nullptr, nullptr); | |
| 34 if (NS_FAILED(rv)) | |
| 35 { | |
| 36 printf("ERROR: XPCOM intialization error [%x].\n", | |
| 37 static_cast<uint32_t>(rv)); | |
| 38 return -1; | |
| 39 } | |
| 40 | |
| 41 nsCOMPtr<nsIComponentManager> manager = do_QueryInterface(servMan); | |
| 42 | |
| 43 // Create an instance of our component | |
| 44 nsCOMPtr<nsISample> mysample; | |
| 45 rv = manager->CreateInstanceByContractID(NS_SAMPLE_CONTRACTID, | |
| 46 nullptr, | |
| 47 NS_GET_IID(nsISample), | |
| 48 getter_AddRefs(mysample)); | |
| 49 if (NS_FAILED(rv)) | |
| 50 { | |
| 51 printf("ERROR: Cannot create instance of component " NS_SAMPLE_CONTRACTID " [%x].\n" | |
| 52 "Debugging hint:\n" | |
| 53 "\tsetenv NSPR_LOG_MODULES nsComponentManager:5\n" | |
| 54 "\tsetenv NSPR_LOG_FILE xpcom.log\n" | |
| 55 "\t./nsTestSample\n" | |
| 56 "\t<check the contents for xpcom.log for possible cause of error>.\n", | |
| 57 static_cast<uint32_t>(rv)); | |
| 58 return -2; | |
| 59 } | |
| 60 | |
| 61 // Call methods on our sample to test it out. | |
| 62 rv = mysample->WriteValue("Inital print:"); | |
| 63 if (NS_FAILED(rv)) | |
| 64 { | |
| 65 printf("ERROR: Calling nsISample::WriteValue() [%x]\n", | |
| 66 static_cast<uint32_t>(rv)); | |
| 67 return -3; | |
| 68 } | |
| 69 | |
| 70 const char *testValue = "XPCOM defies gravity"; | |
| 71 rv = mysample->SetValue(testValue); | |
| 72 if (NS_FAILED(rv)) | |
| 73 { | |
| 74 printf("ERROR: Calling nsISample::SetValue() [%x]\n", | |
| 75 static_cast<uint32_t>(rv)); | |
| 76 return -3; | |
| 77 } | |
| 78 printf("Set value to: %s\n", testValue); | |
| 79 char *str; | |
| 80 rv = mysample->GetValue(&str); | |
| 81 | |
| 82 if (NS_FAILED(rv)) | |
| 83 { | |
| 84 printf("ERROR: Calling nsISample::GetValue() [%x]\n", | |
| 85 static_cast<uint32_t>(rv)); | |
| 86 return -3; | |
| 87 } | |
| 88 if (strcmp(str, testValue)) | |
| 89 { | |
| 90 printf("Test FAILED.\n"); | |
| 91 return -4; | |
| 92 } | |
| 93 | |
| 94 NS_Free(str); | |
| 95 | |
| 96 rv = mysample->WriteValue("Final print :"); | |
| 97 printf("Test passed.\n"); | |
| 98 | |
| 99 // All nsCOMPtr's must be deleted prior to calling shutdown XPCOM | |
| 100 // as we should not hold references passed XPCOM Shutdown. | |
| 101 servMan = 0; | |
| 102 manager = 0; | |
| 103 mysample = 0; | |
| 104 | |
| 105 // Shutdown XPCOM | |
| 106 NS_ShutdownXPCOM(nullptr); | |
| 107 | |
| 108 return 0; | |
| 109 } |
