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xpcom/reflect/xptinfo/tests/TestInterfaceInfo.cpp@6474c204b198 (annotated)

xpcom/reflect/xptinfo/tests/TestInterfaceInfo.cpp

Wed, 31 Dec 2014 06:09:35 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Wed, 31 Dec 2014 06:09:35 +0100

changeset 0

6474c204b198

permissions

-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0	1	/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
michael@0	2	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	3	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	4	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	5
michael@0	6	/* Some simple smoke tests of the typelib loader. */
michael@0	7
michael@0	8	#include "nscore.h"
michael@0	9
michael@0	10	#include "nsISupports.h"
michael@0	11	#include "nsIInterfaceInfo.h"
michael@0	12	#include "nsIInterfaceInfoManager.h"
michael@0	13	#include "xptinfo.h"
michael@0	14	#include "nsServiceManagerUtils.h"
michael@0	15
michael@0	16	#include <stdio.h>
michael@0	17
michael@0	18	// This file expects the nsInterfaceInfoManager to be able to discover
michael@0	19	// .xpt files corresponding to those in xpcom/idl. Currently this
michael@0	20	// means setting XPTDIR in the environment to some directory
michael@0	21	// containing these files.
michael@0	22
michael@0	23	int main (int argc, char **argv) {
michael@0	24	int i;
michael@0	25	nsIID *iid1, *iid2, *iid3;
michael@0	26	char *name1, *name2, *name3;
michael@0	27	nsIInterfaceInfo *info2, *info3, *info4, *info5;
michael@0	28
michael@0	29	nsCOMPtr<nsIInterfaceInfoManager> iim
michael@0	30	(do_GetService(NS_INTERFACEINFOMANAGER_SERVICE_CONTRACTID));
michael@0	31
michael@0	32	fprintf(stderr, "\ngetting iid for 'nsISupports'\n");
michael@0	33	iim->GetIIDForName("nsISupports", &iid1);
michael@0	34	iim->GetNameForIID(iid1, &name1);
michael@0	35	fprintf(stderr, "%s iid %s\n", name1, iid1->ToString());
michael@0	36
michael@0	37	fprintf(stderr, "\ngetting iid for 'nsIInputStream'\n");
michael@0	38	iim->GetIIDForName("nsIInputStream", &iid2);
michael@0	39	iim->GetNameForIID(iid2, &name2);
michael@0	40	fprintf(stderr, "%s iid %s\n", name2, iid2->ToString());
michael@0	41
michael@0	42	fprintf(stderr, "iid: %s, name: %s\n", iid1->ToString(), name1);
michael@0	43	fprintf(stderr, "iid: %s, name: %s\n", iid2->ToString(), name2);
michael@0	44
michael@0	45	fprintf(stderr, "\ngetting info for iid2 from above\n");
michael@0	46	iim->GetInfoForIID(iid2, &info2);
michael@0	47	#ifdef DEBUG
michael@0	48	// ((nsInterfaceInfo *)info2)->print(stderr);
michael@0	49	#endif
michael@0	50
michael@0	51	fprintf(stderr, "\ngetting iid for 'nsIInputStream'\n");
michael@0	52	iim->GetIIDForName("nsIInputStream", &iid3);
michael@0	53	iim->GetNameForIID(iid3, &name3);
michael@0	54	fprintf(stderr, "%s iid %s\n", name3, iid2->ToString());
michael@0	55	iim->GetInfoForIID(iid3, &info3);
michael@0	56	#ifdef DEBUG
michael@0	57	// ((nsInterfaceInfo *)info3)->print(stderr);
michael@0	58	#endif
michael@0	59
michael@0	60	fprintf(stderr, "\ngetting info for name 'nsIBidirectionalEnumerator'\n");
michael@0	61	iim->GetInfoForName("nsIBidirectionalEnumerator", &info4);
michael@0	62	#ifdef DEBUG
michael@0	63	// ((nsInterfaceInfo *)info4)->print(stderr);
michael@0	64	#endif
michael@0	65
michael@0	66	fprintf(stderr, "\nparams work?\n");
michael@0	67	fprintf(stderr, "\ngetting info for name 'nsIServiceManager'\n");
michael@0	68	iim->GetInfoForName("nsIComponentManager", &info5);
michael@0	69	#ifdef DEBUG
michael@0	70	// ((nsInterfaceInfo *)info5)->print(stderr);
michael@0	71	#endif
michael@0	72
michael@0	73	// XXX: nsIServiceManager is no more; what do we test with?
michael@0	74	if (info5 == nullptr) {
michael@0	75	fprintf(stderr, "\nNo nsIComponentManager; cannot continue.\n");
michael@0	76	return 1;
michael@0	77	}
michael@0	78
michael@0	79	uint16_t methodcount;
michael@0	80	info5->GetMethodCount(&methodcount);
michael@0	81	const nsXPTMethodInfo *mi;
michael@0	82	for (i = 0; i < methodcount; i++) {
michael@0	83	info5->GetMethodInfo(i, &mi);
michael@0	84	fprintf(stderr, "method %d, name %s\n", i, mi->GetName());
michael@0	85	}
michael@0	86
michael@0	87	// 4 is getServiceByContractID, which has juicy params.
michael@0	88	info5->GetMethodInfo(6, &mi);
michael@0	89
michael@0	90	const nsXPTParamInfo& param2 = mi->GetParam(1);
michael@0	91	// should be IID for the service
michael@0	92	nsIID *nsISL;
michael@0	93	info5->GetIIDForParam(6, &param2, &nsISL);
michael@0	94	fprintf(stderr, "iid assoc'd with param 1 of method 6 - createInstanceByContractID - %s\n", nsISL->ToString());
michael@0	95	// if we look up the name?
michael@0	96	char *nsISLname;
michael@0	97	iim->GetNameForIID(nsISL, &nsISLname);
michael@0	98	fprintf(stderr, "which is called %s\n", nsISLname);
michael@0	99
michael@0	100	fprintf(stderr, "\nNow check the last param\n");
michael@0	101	const nsXPTParamInfo& param3 = mi->GetParam(3);
michael@0	102
michael@0	103	if (param3.GetType().TagPart() != nsXPTType::T_INTERFACE_IS) {
michael@0	104	fprintf(stderr, "Param 3 is not type interface is\n");
michael@0	105	// Not returning an error, because this could legitamately change
michael@0	106	}
michael@0	107	// lets see what arg this refers to
michael@0	108	uint8_t argnum;
michael@0	109	info5->GetInterfaceIsArgNumberForParam(6, &param3, &argnum);
michael@0	110	fprintf(stderr, "param 3 referrs to param %d of method 6 - createInstanceByContractID\n", (uint32_t)argnum);
michael@0	111	// Get the type of the parameter referred to
michael@0	112	const nsXPTParamInfo& arg_param = mi->GetParam(argnum);
michael@0	113	const nsXPTType& arg_type = arg_param.GetType();
michael@0	114	// Check to make sure it refers to the proper param
michael@0	115	if(!arg_type.IsPointer() || arg_type.TagPart() != nsXPTType::T_IID) {
michael@0	116	fprintf(stderr, "Param 3 of method 6 refers to a non IID parameter\n");
michael@0	117	// Not returning an error, because this could legitamately change
michael@0	118	}
michael@0	119
michael@0	120
michael@0	121	return 0;
michael@0	122	}
michael@0	123