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comparison: xpcom/reflect/xptinfo/tests/TestInterfaceInfo.cpp
xpcom/reflect/xptinfo/tests/TestInterfaceInfo.cpp
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| 1 /* -*- Mode: C++; tab-width: 8; 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 /* Some simple smoke tests of the typelib loader. */ | |
| 7 | |
| 8 #include "nscore.h" | |
| 9 | |
| 10 #include "nsISupports.h" | |
| 11 #include "nsIInterfaceInfo.h" | |
| 12 #include "nsIInterfaceInfoManager.h" | |
| 13 #include "xptinfo.h" | |
| 14 #include "nsServiceManagerUtils.h" | |
| 15 | |
| 16 #include <stdio.h> | |
| 17 | |
| 18 // This file expects the nsInterfaceInfoManager to be able to discover | |
| 19 // .xpt files corresponding to those in xpcom/idl. Currently this | |
| 20 // means setting XPTDIR in the environment to some directory | |
| 21 // containing these files. | |
| 22 | |
| 23 int main (int argc, char **argv) { | |
| 24 int i; | |
| 25 nsIID *iid1, *iid2, *iid3; | |
| 26 char *name1, *name2, *name3; | |
| 27 nsIInterfaceInfo *info2, *info3, *info4, *info5; | |
| 28 | |
| 29 nsCOMPtr<nsIInterfaceInfoManager> iim | |
| 30 (do_GetService(NS_INTERFACEINFOMANAGER_SERVICE_CONTRACTID)); | |
| 31 | |
| 32 fprintf(stderr, "\ngetting iid for 'nsISupports'\n"); | |
| 33 iim->GetIIDForName("nsISupports", &iid1); | |
| 34 iim->GetNameForIID(iid1, &name1); | |
| 35 fprintf(stderr, "%s iid %s\n", name1, iid1->ToString()); | |
| 36 | |
| 37 fprintf(stderr, "\ngetting iid for 'nsIInputStream'\n"); | |
| 38 iim->GetIIDForName("nsIInputStream", &iid2); | |
| 39 iim->GetNameForIID(iid2, &name2); | |
| 40 fprintf(stderr, "%s iid %s\n", name2, iid2->ToString()); | |
| 41 | |
| 42 fprintf(stderr, "iid: %s, name: %s\n", iid1->ToString(), name1); | |
| 43 fprintf(stderr, "iid: %s, name: %s\n", iid2->ToString(), name2); | |
| 44 | |
| 45 fprintf(stderr, "\ngetting info for iid2 from above\n"); | |
| 46 iim->GetInfoForIID(iid2, &info2); | |
| 47 #ifdef DEBUG | |
| 48 // ((nsInterfaceInfo *)info2)->print(stderr); | |
| 49 #endif | |
| 50 | |
| 51 fprintf(stderr, "\ngetting iid for 'nsIInputStream'\n"); | |
| 52 iim->GetIIDForName("nsIInputStream", &iid3); | |
| 53 iim->GetNameForIID(iid3, &name3); | |
| 54 fprintf(stderr, "%s iid %s\n", name3, iid2->ToString()); | |
| 55 iim->GetInfoForIID(iid3, &info3); | |
| 56 #ifdef DEBUG | |
| 57 // ((nsInterfaceInfo *)info3)->print(stderr); | |
| 58 #endif | |
| 59 | |
| 60 fprintf(stderr, "\ngetting info for name 'nsIBidirectionalEnumerator'\n"); | |
| 61 iim->GetInfoForName("nsIBidirectionalEnumerator", &info4); | |
| 62 #ifdef DEBUG | |
| 63 // ((nsInterfaceInfo *)info4)->print(stderr); | |
| 64 #endif | |
| 65 | |
| 66 fprintf(stderr, "\nparams work?\n"); | |
| 67 fprintf(stderr, "\ngetting info for name 'nsIServiceManager'\n"); | |
| 68 iim->GetInfoForName("nsIComponentManager", &info5); | |
| 69 #ifdef DEBUG | |
| 70 // ((nsInterfaceInfo *)info5)->print(stderr); | |
| 71 #endif | |
| 72 | |
| 73 // XXX: nsIServiceManager is no more; what do we test with? | |
| 74 if (info5 == nullptr) { | |
| 75 fprintf(stderr, "\nNo nsIComponentManager; cannot continue.\n"); | |
| 76 return 1; | |
| 77 } | |
| 78 | |
| 79 uint16_t methodcount; | |
| 80 info5->GetMethodCount(&methodcount); | |
| 81 const nsXPTMethodInfo *mi; | |
| 82 for (i = 0; i < methodcount; i++) { | |
| 83 info5->GetMethodInfo(i, &mi); | |
| 84 fprintf(stderr, "method %d, name %s\n", i, mi->GetName()); | |
| 85 } | |
| 86 | |
| 87 // 4 is getServiceByContractID, which has juicy params. | |
| 88 info5->GetMethodInfo(6, &mi); | |
| 89 | |
| 90 const nsXPTParamInfo& param2 = mi->GetParam(1); | |
| 91 // should be IID for the service | |
| 92 nsIID *nsISL; | |
| 93 info5->GetIIDForParam(6, ¶m2, &nsISL); | |
| 94 fprintf(stderr, "iid assoc'd with param 1 of method 6 - createInstanceByContractID - %s\n", nsISL->ToString()); | |
| 95 // if we look up the name? | |
| 96 char *nsISLname; | |
| 97 iim->GetNameForIID(nsISL, &nsISLname); | |
| 98 fprintf(stderr, "which is called %s\n", nsISLname); | |
| 99 | |
| 100 fprintf(stderr, "\nNow check the last param\n"); | |
| 101 const nsXPTParamInfo& param3 = mi->GetParam(3); | |
| 102 | |
| 103 if (param3.GetType().TagPart() != nsXPTType::T_INTERFACE_IS) { | |
| 104 fprintf(stderr, "Param 3 is not type interface is\n"); | |
| 105 // Not returning an error, because this could legitamately change | |
| 106 } | |
| 107 // lets see what arg this refers to | |
| 108 uint8_t argnum; | |
| 109 info5->GetInterfaceIsArgNumberForParam(6, ¶m3, &argnum); | |
| 110 fprintf(stderr, "param 3 referrs to param %d of method 6 - createInstanceByContractID\n", (uint32_t)argnum); | |
| 111 // Get the type of the parameter referred to | |
| 112 const nsXPTParamInfo& arg_param = mi->GetParam(argnum); | |
| 113 const nsXPTType& arg_type = arg_param.GetType(); | |
| 114 // Check to make sure it refers to the proper param | |
| 115 if(!arg_type.IsPointer() || arg_type.TagPart() != nsXPTType::T_IID) { | |
| 116 fprintf(stderr, "Param 3 of method 6 refers to a non IID parameter\n"); | |
| 117 // Not returning an error, because this could legitamately change | |
| 118 } | |
| 119 | |
| 120 | |
| 121 return 0; | |
| 122 } | |
| 123 |
