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Diffstat (limited to 'indra/llcommon/tests/lleventdispatcher_test.cpp')
| -rw-r--r-- | indra/llcommon/tests/lleventdispatcher_test.cpp | 1324 |
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diff --git a/indra/llcommon/tests/lleventdispatcher_test.cpp b/indra/llcommon/tests/lleventdispatcher_test.cpp new file mode 100644 index 0000000000..263c9b171f --- /dev/null +++ b/indra/llcommon/tests/lleventdispatcher_test.cpp @@ -0,0 +1,1324 @@ +/** + * @file lleventdispatcher_test.cpp + * @author Nat Goodspeed + * @date 2011-01-20 + * @brief Test for lleventdispatcher. + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Copyright (c) 2011, Linden Research, Inc. + * $/LicenseInfo$ + */ + +// Precompiled header +#include "linden_common.h" +// associated header +#include "lleventdispatcher.h" +// STL headers +// std headers +// external library headers +// other Linden headers +#include "../test/lltut.h" +#include "llsd.h" +#include "llsdutil.h" +#include "stringize.h" +#include "tests/wrapllerrs.h" + +#include <map> +#include <string> +#include <stdexcept> + +#include <boost/bind.hpp> +#include <boost/function.hpp> +#include <boost/range.hpp> +#include <boost/foreach.hpp> +#define foreach BOOST_FOREACH + +#include <boost/lambda/lambda.hpp> + +#include <iostream> +#include <iomanip> + +using boost::lambda::constant; +using boost::lambda::constant_ref; +using boost::lambda::var; + +using namespace llsd; + +/***************************************************************************** +* Output control +*****************************************************************************/ +#ifdef DEBUG_ON +using std::cout; +#else +static std::ostringstream cout; +#endif + +/***************************************************************************** +* Example data, functions, classes +*****************************************************************************/ +// We don't need a whole lot of different arbitrary-params methods, just (no | +// (const LLSD&) | arbitrary) args (function | static method | non-static +// method), where 'arbitrary' is (every LLSD datatype + (const char*)). +// But we need to register each one under different names for the different +// registration styles. Don't forget LLEventDispatcher subclass methods(const +// LLSD&). + +// However, the number of target parameter conversions we want to try exceeds +// boost::fusion::invoke()'s supported parameter-list size. Break out two +// different lists. +#define NPARAMSa bool b, int i, float f, double d, const char* cp +#define NPARAMSb const std::string& s, const LLUUID& uuid, const LLDate& date, \ + const LLURI& uri, const std::vector<U8>& bin +#define NARGSa b, i, f, d, cp +#define NARGSb s, uuid, date, uri, bin + +// For some registration methods we need methods on a subclass of +// LLEventDispatcher. To simplify things, we'll use this Dispatcher subclass +// for all our testing, including testing its own methods. +class Dispatcher: public LLEventDispatcher +{ +public: + Dispatcher(const std::string& name, const std::string& key): + LLEventDispatcher(name, key) + {} + + // sensing member, mutable because we want to know when we've reached our + // const method too + mutable LLSD llsd; + + void method1(const LLSD& obj) { llsd = obj; } + void cmethod1(const LLSD& obj) const { llsd = obj; } +}; + +// sensing vars, captured in a struct to make it convenient to clear them +struct Vars +{ + LLSD llsd; + bool b; + int i; + float f; + double d; + // Capture param passed as char*. But merely storing a char* received from + // our caller, possibly the .c_str() from a concatenation expression, + // would be Bad: the pointer will be invalidated long before we can query + // it. We could allocate a new chunk of memory, copy the string data and + // point to that instead -- but hey, guess what, we already have a class + // that does that! + std::string cp; + std::string s; + LLUUID uuid; + LLDate date; + LLURI uri; + std::vector<U8> bin; + + Vars(): + // Only need to initialize the POD types, the rest should take care of + // default-constructing themselves. + b(false), + i(0), + f(0), + d(0) + {} + + // Detect any non-default values for convenient testing + LLSD inspect() const + { + LLSD result; + + if (llsd.isDefined()) + result["llsd"] = llsd; + if (b) + result["b"] = b; + if (i) + result["i"] = i; + if (f) + result["f"] = f; + if (d) + result["d"] = d; + if (! cp.empty()) + result["cp"] = cp; + if (! s.empty()) + result["s"] = s; + if (uuid != LLUUID()) + result["uuid"] = uuid; + if (date != LLDate()) + result["date"] = date; + if (uri != LLURI()) + result["uri"] = uri; + if (! bin.empty()) + result["bin"] = bin; + + return result; + } + + /*------------- no-args (non-const, const, static) methods -------------*/ + void method0() + { + cout << "method0()\n"; + i = 17; + } + + void cmethod0() const + { + cout << 'c'; + const_cast<Vars*>(this)->method0(); + } + + static void smethod0(); + + /*------------ Callable (non-const, const, static) methods -------------*/ + void method1(const LLSD& obj) + { + cout << "method1(" << obj << ")\n"; + llsd = obj; + } + + void cmethod1(const LLSD& obj) const + { + cout << 'c'; + const_cast<Vars*>(this)->method1(obj); + } + + static void smethod1(const LLSD& obj); + + /*-------- Arbitrary-params (non-const, const, static) methods ---------*/ + void methodna(NPARAMSa) + { + // Because our const char* param cp might be NULL, and because we + // intend to capture the value in a std::string, have to distinguish + // between the NULL value and any non-NULL value. Use a convention + // easy for a human reader: enclose any non-NULL value in single + // quotes, reserving the unquoted string "NULL" to represent a NULL ptr. + std::string vcp; + if (cp == NULL) + vcp = "NULL"; + else + vcp = std::string("'") + cp + "'"; + + cout << "methodna(" << b + << ", " << i + << ", " << f + << ", " << d + << ", " << vcp + << ")\n"; + + this->b = b; + this->i = i; + this->f = f; + this->d = d; + this->cp = vcp; + } + + void methodnb(NPARAMSb) + { + std::ostringstream vbin; + foreach(U8 byte, bin) + { + vbin << std::hex << std::setfill('0') << std::setw(2) << unsigned(byte); + } + + cout << "methodnb(" << "'" << s << "'" + << ", " << uuid + << ", " << date + << ", '" << uri << "'" + << ", " << vbin.str() + << ")\n"; + + this->s = s; + this->uuid = uuid; + this->date = date; + this->uri = uri; + this->bin = bin; + } + + void cmethodna(NPARAMSa) const + { + cout << 'c'; + const_cast<Vars*>(this)->methodna(NARGSa); + } + + void cmethodnb(NPARAMSb) const + { + cout << 'c'; + const_cast<Vars*>(this)->methodnb(NARGSb); + } + + static void smethodna(NPARAMSa); + static void smethodnb(NPARAMSb); +}; +/*------- Global Vars instance for free functions and static methods -------*/ +static Vars g; + +/*------------ Static Vars method implementations reference 'g' ------------*/ +void Vars::smethod0() +{ + cout << "smethod0() -> "; + g.method0(); +} + +void Vars::smethod1(const LLSD& obj) +{ + cout << "smethod1(" << obj << ") -> "; + g.method1(obj); +} + +void Vars::smethodna(NPARAMSa) +{ + cout << "smethodna(...) -> "; + g.methodna(NARGSa); +} + +void Vars::smethodnb(NPARAMSb) +{ + cout << "smethodnb(...) -> "; + g.methodnb(NARGSb); +} + +/*--------------------------- Reset global Vars ----------------------------*/ +void clear() +{ + g = Vars(); +} + +/*------------------- Free functions also reference 'g' --------------------*/ +void free0() +{ + cout << "free0() -> "; + g.method0(); +} + +void free1(const LLSD& obj) +{ + cout << "free1(" << obj << ") -> "; + g.method1(obj); +} + +void freena(NPARAMSa) +{ + cout << "freena(...) -> "; + g.methodna(NARGSa); +} + +void freenb(NPARAMSb) +{ + cout << "freenb(...) -> "; + g.methodnb(NARGSb); +} + +/***************************************************************************** +* TUT +*****************************************************************************/ +namespace tut +{ + struct lleventdispatcher_data + { + WrapLL_ERRS redirect; + Dispatcher work; + Vars v; + std::string name, desc; + // Capture our own copy of all registered functions' descriptions + typedef std::map<std::string, std::string> DescMap; + DescMap descs; + // Capture the Vars instance on which we expect each function to operate + typedef std::map<std::string, Vars*> VarsMap; + VarsMap funcvars; + // Required structure for Callables with requirements + LLSD required; + // Parameter names for freena(), freenb() + LLSD params; + // Full, partial defaults arrays for params for freena(), freenb() + LLSD dft_array_full, dft_array_partial; + // Start index of partial defaults arrays + const LLSD::Integer partial_offset; + // Full, partial defaults maps for params for freena(), freenb() + LLSD dft_map_full, dft_map_partial; + // Most of the above are indexed by "a" or "b". Useful to have an + // array containing those strings for iterating. + std::vector<LLSD::String> ab; + + lleventdispatcher_data(): + work("test dispatcher", "op"), + // map {d=double, array=[3 elements]} + required(LLSDMap("d", LLSD::Real(0))("array", LLSDArray(LLSD())(LLSD())(LLSD()))), + // first several params are required, last couple optional + partial_offset(3) + { + // This object is reconstructed for every test<n> method. But + // clear global variables every time too. + ::clear(); + + const char* abs[] = { "a", "b" }; + ab.assign(boost::begin(abs), boost::end(abs)); + + // Registration cases: + // - (Callable | subclass const method | subclass non-const method | + // non-subclass method) (with | without) required + // - (Free function | static method | non-static method), (no | arbitrary) params, + // array style + // - (Free function | static method | non-static method), (no | arbitrary) params, + // map style, (empty | partial | full) (array | map) defaults + // - Map-style errors: + // - (scalar | map) param names + // - defaults scalar + // - defaults array longer than params array + // - defaults map with plural unknown param names + + // I hate to have to write things twice, because of having to keep + // them consistent. If we had variadic functions, addf() would be + // a variadic method, capturing the name and desc and passing them + // plus "everything else" to work.add(). If I could return a pair + // and use that pair as the first two args to work.add(), I'd do + // that. But the best I can do with present C++ is to set two + // instance variables as a side effect of addf(), and pass those + // variables to each work.add() call. :-P + + /*------------------------- Callables --------------------------*/ + + // Arbitrary Callable with/out required params + addf("free1", "free1", &g); + work.add(name, desc, free1); + addf("free1_req", "free1", &g); + work.add(name, desc, free1, required); + // Subclass non-const method with/out required params + addf("Dmethod1", "method1", NULL); + work.add(name, desc, &Dispatcher::method1); + addf("Dmethod1_req", "method1", NULL); + work.add(name, desc, &Dispatcher::method1, required); + // Subclass const method with/out required params + addf("Dcmethod1", "cmethod1", NULL); + work.add(name, desc, &Dispatcher::cmethod1); + addf("Dcmethod1_req", "cmethod1", NULL); + work.add(name, desc, &Dispatcher::cmethod1, required); + // Non-subclass method with/out required params + addf("method1", "method1", &v); + work.add(name, desc, boost::bind(&Vars::method1, boost::ref(v), _1)); + addf("method1_req", "method1", &v); + work.add(name, desc, boost::bind(&Vars::method1, boost::ref(v), _1), required); + + /*--------------- Arbitrary params, array style ----------------*/ + + // (Free function | static method) with (no | arbitrary) params, array style + addf("free0_array", "free0", &g); + work.add(name, desc, free0); + addf("freena_array", "freena", &g); + work.add(name, desc, freena); + addf("freenb_array", "freenb", &g); + work.add(name, desc, freenb); + addf("smethod0_array", "smethod0", &g); + work.add(name, desc, &Vars::smethod0); + addf("smethodna_array", "smethodna", &g); + work.add(name, desc, &Vars::smethodna); + addf("smethodnb_array", "smethodnb", &g); + work.add(name, desc, &Vars::smethodnb); + // Non-static method with (no | arbitrary) params, array style + addf("method0_array", "method0", &v); + work.add(name, desc, &Vars::method0, boost::lambda::var(v)); + addf("methodna_array", "methodna", &v); + work.add(name, desc, &Vars::methodna, boost::lambda::var(v)); + addf("methodnb_array", "methodnb", &v); + work.add(name, desc, &Vars::methodnb, boost::lambda::var(v)); + + /*---------------- Arbitrary params, map style -----------------*/ + + // We lay out each params list as an array, also each array of + // default values we'll register. We'll zip these into + // (param=value) maps. Why not define them as maps and just + // extract the keys and values to arrays? Because that wouldn't + // give us the right params-list order. + + // freena(), methodna(), cmethodna(), smethodna() all take same param list. + // Same for freenb() et al. + params = LLSDMap("a", LLSDArray("b")("i")("f")("d")("cp")) + ("b", LLSDArray("s")("uuid")("date")("uri")("bin")); + cout << "params:\n" << params << "\nparams[\"a\"]:\n" << params["a"] << "\nparams[\"b\"]:\n" << params["b"] << std::endl; + // default LLSD::Binary value + std::vector<U8> binary; + for (size_t ix = 0, h = 0xaa; ix < 6; ++ix, h += 0x11) + { + binary.push_back(h); + } + // Full defaults arrays. We actually don't care what the LLUUID or + // LLDate values are, as long as they're different from the + // LLUUID() and LLDate() default values so inspect() will report + // them. + dft_array_full = LLSDMap("a", LLSDArray(true)(17)(3.14)(123456.78)("classic")) + ("b", LLSDArray("string") + (LLUUID::generateNewID()) + (LLDate::now()) + (LLURI("http://www.ietf.org/rfc/rfc3986.txt")) + (binary)); + cout << "dft_array_full:\n" << dft_array_full << std::endl; + // Partial defaults arrays. + foreach(LLSD::String a, ab) + { + LLSD::Integer partition(std::min(partial_offset, dft_array_full[a].size())); + dft_array_partial[a] = + llsd_copy_array(dft_array_full[a].beginArray() + partition, + dft_array_full[a].endArray()); + } + cout << "dft_array_partial:\n" << dft_array_partial << std::endl; + + foreach(LLSD::String a, ab) + { + // Generate full defaults maps by zipping (params, dft_array_full). + dft_map_full[a] = zipmap(params[a], dft_array_full[a]); + + // Generate partial defaults map by zipping alternate entries from + // (params, dft_array_full). Part of the point of using map-style + // defaults is to allow any subset of the target function's + // parameters to be optional, not just the rightmost. + for (LLSD::Integer ix = 0, ixend = params[a].size(); ix < ixend; ix += 2) + { + dft_map_partial[a][params[a][ix].asString()] = dft_array_full[a][ix]; + } + } + cout << "dft_map_full:\n" << dft_map_full << "\ndft_map_partial:\n" << dft_map_partial << '\n'; + + // (Free function | static method) with (no | arbitrary) params, + // map style, no (empty array) defaults + addf("free0_map", "free0", &g); + work.add(name, desc, free0, LLSD::emptyArray()); + addf("smethod0_map", "smethod0", &g); + work.add(name, desc, &Vars::smethod0, LLSD::emptyArray()); + addf("freena_map_allreq", "freena", &g); + work.add(name, desc, freena, params["a"]); + addf("freenb_map_allreq", "freenb", &g); + work.add(name, desc, freenb, params["b"]); + addf("smethodna_map_allreq", "smethodna", &g); + work.add(name, desc, &Vars::smethodna, params["a"]); + addf("smethodnb_map_allreq", "smethodnb", &g); + work.add(name, desc, &Vars::smethodnb, params["b"]); + // Non-static method with (no | arbitrary) params, map style, no + // (empty array) defaults + addf("method0_map", "method0", &v); + work.add(name, desc, &Vars::method0, var(v), LLSD::emptyArray()); + addf("methodna_map_allreq", "methodna", &v); + work.add(name, desc, &Vars::methodna, var(v), params["a"]); + addf("methodnb_map_allreq", "methodnb", &v); + work.add(name, desc, &Vars::methodnb, var(v), params["b"]); + + // Except for the "more (array | map) defaults than params" error + // cases, tested separately below, the (partial | full)(array | + // map) defaults cases don't apply to no-params functions/methods. + // So eliminate free0, smethod0, method0 from the cases below. + + // (Free function | static method) with arbitrary params, map + // style, partial (array | map) defaults + addf("freena_map_leftreq", "freena", &g); + work.add(name, desc, freena, params["a"], dft_array_partial["a"]); + addf("freenb_map_leftreq", "freenb", &g); + work.add(name, desc, freenb, params["b"], dft_array_partial["b"]); + addf("smethodna_map_leftreq", "smethodna", &g); + work.add(name, desc, &Vars::smethodna, params["a"], dft_array_partial["a"]); + addf("smethodnb_map_leftreq", "smethodnb", &g); + work.add(name, desc, &Vars::smethodnb, params["b"], dft_array_partial["b"]); + addf("freena_map_skipreq", "freena", &g); + work.add(name, desc, freena, params["a"], dft_map_partial["a"]); + addf("freenb_map_skipreq", "freenb", &g); + work.add(name, desc, freenb, params["b"], dft_map_partial["b"]); + addf("smethodna_map_skipreq", "smethodna", &g); + work.add(name, desc, &Vars::smethodna, params["a"], dft_map_partial["a"]); + addf("smethodnb_map_skipreq", "smethodnb", &g); + work.add(name, desc, &Vars::smethodnb, params["b"], dft_map_partial["b"]); + // Non-static method with arbitrary params, map style, partial + // (array | map) defaults + addf("methodna_map_leftreq", "methodna", &v); + work.add(name, desc, &Vars::methodna, var(v), params["a"], dft_array_partial["a"]); + addf("methodnb_map_leftreq", "methodnb", &v); + work.add(name, desc, &Vars::methodnb, var(v), params["b"], dft_array_partial["b"]); + addf("methodna_map_skipreq", "methodna", &v); + work.add(name, desc, &Vars::methodna, var(v), params["a"], dft_map_partial["a"]); + addf("methodnb_map_skipreq", "methodnb", &v); + work.add(name, desc, &Vars::methodnb, var(v), params["b"], dft_map_partial["b"]); + + // (Free function | static method) with arbitrary params, map + // style, full (array | map) defaults + addf("freena_map_adft", "freena", &g); + work.add(name, desc, freena, params["a"], dft_array_full["a"]); + addf("freenb_map_adft", "freenb", &g); + work.add(name, desc, freenb, params["b"], dft_array_full["b"]); + addf("smethodna_map_adft", "smethodna", &g); + work.add(name, desc, &Vars::smethodna, params["a"], dft_array_full["a"]); + addf("smethodnb_map_adft", "smethodnb", &g); + work.add(name, desc, &Vars::smethodnb, params["b"], dft_array_full["b"]); + addf("freena_map_mdft", "freena", &g); + work.add(name, desc, freena, params["a"], dft_map_full["a"]); + addf("freenb_map_mdft", "freenb", &g); + work.add(name, desc, freenb, params["b"], dft_map_full["b"]); + addf("smethodna_map_mdft", "smethodna", &g); + work.add(name, desc, &Vars::smethodna, params["a"], dft_map_full["a"]); + addf("smethodnb_map_mdft", "smethodnb", &g); + work.add(name, desc, &Vars::smethodnb, params["b"], dft_map_full["b"]); + // Non-static method with arbitrary params, map style, full + // (array | map) defaults + addf("methodna_map_adft", "methodna", &v); + work.add(name, desc, &Vars::methodna, var(v), params["a"], dft_array_full["a"]); + addf("methodnb_map_adft", "methodnb", &v); + work.add(name, desc, &Vars::methodnb, var(v), params["b"], dft_array_full["b"]); + addf("methodna_map_mdft", "methodna", &v); + work.add(name, desc, &Vars::methodna, var(v), params["a"], dft_map_full["a"]); + addf("methodnb_map_mdft", "methodnb", &v); + work.add(name, desc, &Vars::methodnb, var(v), params["b"], dft_map_full["b"]); + + // All the above are expected to succeed, and are setup for the + // tests to follow. Registration error cases are exercised as + // tests rather than as test setup. + } + + void addf(const std::string& n, const std::string& d, Vars* v) + { + // This method is to capture in our own DescMap the name and + // description of every registered function, for metadata query + // testing. + descs[n] = d; + // Also capture the Vars instance on which each function should operate. + funcvars[n] = v; + // See constructor for rationale for setting these instance vars. + this->name = n; + this->desc = d; + } + + void verify_descs() + { + // Copy descs to a temp map of same type. + DescMap forgotten(descs.begin(), descs.end()); + // LLEventDispatcher intentionally provides only const_iterator: + // since dereferencing that iterator generates values on the fly, + // it's meaningless to have a modifiable iterator. But since our + // 'work' object isn't const, by default BOOST_FOREACH() wants to + // use non-const iterators. Persuade it to use the const_iterator. + foreach(LLEventDispatcher::NameDesc nd, const_cast<const Dispatcher&>(work)) + { + DescMap::iterator found = forgotten.find(nd.first); + ensure(STRINGIZE("LLEventDispatcher records function '" << nd.first + << "' we didn't enter"), + found != forgotten.end()); + ensure_equals(STRINGIZE("LLEventDispatcher desc '" << nd.second << + "' doesn't match what we entered: '" << found->second << "'"), + nd.second, found->second); + // found in our map the name from LLEventDispatcher, good, erase + // our map entry + forgotten.erase(found); + } + if (! forgotten.empty()) + { + std::ostringstream out; + out << "LLEventDispatcher failed to report"; + const char* delim = ": "; + foreach(const DescMap::value_type& fme, forgotten) + { + out << delim << fme.first; + delim = ", "; + } + ensure(out.str(), false); + } + } + + Vars* varsfor(const std::string& name) + { + VarsMap::const_iterator found = funcvars.find(name); + ensure(STRINGIZE("No Vars* for " << name), found != funcvars.end()); + ensure(STRINGIZE("NULL Vars* for " << name), found->second); + return found->second; + } + + void ensure_has(const std::string& outer, const std::string& inner) + { + ensure(STRINGIZE("'" << outer << "' does not contain '" << inner << "'").c_str(), + outer.find(inner) != std::string::npos); + } + + void call_exc(const std::string& func, const LLSD& args, const std::string& exc_frag) + { + std::string threw; + try + { + work(func, args); + } + catch (const std::runtime_error& e) + { + cout << "*** " << e.what() << '\n'; + threw = e.what(); + } + ensure_has(threw, exc_frag); + } + + LLSD getMetadata(const std::string& name) + { + LLSD meta(work.getMetadata(name)); + ensure(STRINGIZE("No metadata for " << name), meta.isDefined()); + return meta; + } + + // From two related LLSD arrays, e.g. a param-names array and a values + // array, zip them together into an LLSD map. + LLSD zipmap(const LLSD& keys, const LLSD& values) + { + LLSD map; + for (LLSD::Integer i = 0, iend = keys.size(); i < iend; ++i) + { + // Have to select asString() since you can index an LLSD + // object with either String or Integer. + map[keys[i].asString()] = values[i]; + } + return map; + } + + // If I call this ensure_equals(), it blocks visibility of all other + // ensure_equals() overloads. Normally I could say 'using + // baseclass::ensure_equals;' and fix that, but I don't know what the + // base class is! + void ensure_llsd(const std::string& msg, const LLSD& actual, const LLSD& expected, U32 bits) + { + std::ostringstream out; + if (! msg.empty()) + { + out << msg << ": "; + } + out << "expected " << expected << ", actual " << actual; + ensure(out.str(), llsd_equals(actual, expected, bits)); + } + + void ensure_llsd(const LLSD& actual, const LLSD& expected, U32 bits) + { + ensure_llsd("", actual, expected, bits); + } + }; + typedef test_group<lleventdispatcher_data> lleventdispatcher_group; + typedef lleventdispatcher_group::object object; + lleventdispatcher_group lleventdispatchergrp("lleventdispatcher"); + + // Call cases: + // - (try_call | call) (explicit name | event key) (real | bogus) name + // - Callable with args that (do | do not) match required + // - (Free function | non-static method), no args, (array | map) style + // - (Free function | non-static method), arbitrary args, + // (array style with (scalar | map) | map style with scalar) + // - (Free function | non-static method), arbitrary args, array style with + // array (too short | too long | just right) + // [trap LL_WARNS for too-long case?] + // - (Free function | non-static method), arbitrary args, map style with + // (array | map) (all | too many | holes (with | without) defaults) + // - const char* param gets ("" | NULL) + + // Query cases: + // - Iterate over all (with | without) remove() + // - getDispatchKey() + // - Callable style (with | without) required + // - (Free function | non-static method), array style, (no | arbitrary) params + // - (Free function | non-static method), map style, (no | arbitrary) params, + // (empty | full | partial (array | map)) defaults + + template<> template<> + void object::test<1>() + { + set_test_name("map-style registration with non-array params"); + // Pass "param names" as scalar or as map + LLSD attempts(LLSDArray(17)(LLSDMap("pi", 3.14)("two", 2))); + foreach(LLSD ae, inArray(attempts)) + { + std::string threw; + try + { + work.add("freena_err", "freena", freena, ae); + } + catch (const std::exception& e) + { + threw = e.what(); + } + ensure_has(threw, "must be an array"); + } + } + + template<> template<> + void object::test<2>() + { + set_test_name("map-style registration with badly-formed defaults"); + std::string threw; + try + { + work.add("freena_err", "freena", freena, LLSDArray("a")("b"), 17); + } + catch (const std::exception& e) + { + threw = e.what(); + } + ensure_has(threw, "must be a map or an array"); + } + + template<> template<> + void object::test<3>() + { + set_test_name("map-style registration with too many array defaults"); + std::string threw; + try + { + work.add("freena_err", "freena", freena, + LLSDArray("a")("b"), + LLSDArray(17)(0.9)("gack")); + } + catch (const std::exception& e) + { + threw = e.what(); + } + ensure_has(threw, "shorter than"); + } + + template<> template<> + void object::test<4>() + { + set_test_name("map-style registration with too many map defaults"); + std::string threw; + try + { + work.add("freena_err", "freena", freena, + LLSDArray("a")("b"), + LLSDMap("b", 17)("foo", 3.14)("bar", "sinister")); + } + catch (const std::exception& e) + { + threw = e.what(); + } + ensure_has(threw, "nonexistent params"); + ensure_has(threw, "foo"); + ensure_has(threw, "bar"); + } + + template<> template<> + void object::test<5>() + { + set_test_name("query all"); + verify_descs(); + } + + template<> template<> + void object::test<6>() + { + set_test_name("query all with remove()"); + ensure("remove('bogus') returned true", ! work.remove("bogus")); + ensure("remove('real') returned false", work.remove("free1")); + // Of course, remove that from 'descs' too... + descs.erase("free1"); + verify_descs(); + } + + template<> template<> + void object::test<7>() + { + set_test_name("getDispatchKey()"); + ensure_equals(work.getDispatchKey(), "op"); + } + + template<> template<> + void object::test<8>() + { + set_test_name("query Callables with/out required params"); + LLSD names(LLSDArray("free1")("Dmethod1")("Dcmethod1")("method1")); + foreach(LLSD nm, inArray(names)) + { + LLSD metadata(getMetadata(nm)); + ensure_equals("name mismatch", metadata["name"], nm); + ensure_equals(metadata["desc"].asString(), descs[nm]); + ensure("should not have required structure", metadata["required"].isUndefined()); + ensure("should not have optional", metadata["optional"].isUndefined()); + + std::string name_req(nm.asString() + "_req"); + metadata = getMetadata(name_req); + ensure_equals(metadata["name"].asString(), name_req); + ensure_equals(metadata["desc"].asString(), descs[name_req]); + ensure_equals("required mismatch", required, metadata["required"]); + ensure("should not have optional", metadata["optional"].isUndefined()); + } + } + + template<> template<> + void object::test<9>() + { + set_test_name("query array-style functions/methods"); + // Associate each registered name with expected arity. + LLSD expected(LLSDArray + (LLSDArray + (0)(LLSDArray("free0_array")("smethod0_array")("method0_array"))) + (LLSDArray + (5)(LLSDArray("freena_array")("smethodna_array")("methodna_array"))) + (LLSDArray + (5)(LLSDArray("freenb_array")("smethodnb_array")("methodnb_array")))); + foreach(LLSD ae, inArray(expected)) + { + LLSD::Integer arity(ae[0].asInteger()); + LLSD names(ae[1]); + LLSD req(LLSD::emptyArray()); + if (arity) + req[arity - 1] = LLSD(); + foreach(LLSD nm, inArray(names)) + { + LLSD metadata(getMetadata(nm)); + ensure_equals("name mismatch", metadata["name"], nm); + ensure_equals(metadata["desc"].asString(), descs[nm]); + ensure_equals(STRINGIZE("mismatched required for " << nm.asString()), + metadata["required"], req); + ensure("should not have optional", metadata["optional"].isUndefined()); + } + } + } + + template<> template<> + void object::test<10>() + { + set_test_name("query map-style no-params functions/methods"); + // - (Free function | non-static method), map style, no params (ergo + // no defaults) + LLSD names(LLSDArray("free0_map")("smethod0_map")("method0_map")); + foreach(LLSD nm, inArray(names)) + { + LLSD metadata(getMetadata(nm)); + ensure_equals("name mismatch", metadata["name"], nm); + ensure_equals(metadata["desc"].asString(), descs[nm]); + ensure("should not have required", + (metadata["required"].isUndefined() || metadata["required"].size() == 0)); + ensure("should not have optional", metadata["optional"].isUndefined()); + } + } + + template<> template<> + void object::test<11>() + { + set_test_name("query map-style arbitrary-params functions/methods: " + "full array defaults vs. full map defaults"); + // With functions registered with no defaults ("_allreq" suffixes), + // there is of course no difference between array defaults and map + // defaults. (We don't even bother registering with LLSD::emptyArray() + // vs. LLSD::emptyMap().) With functions registered with all defaults, + // there should (!) be no difference beween array defaults and map + // defaults. Verify, so we can ignore the distinction for all other + // tests. + LLSD equivalences(LLSDArray + (LLSDArray("freena_map_adft")("freena_map_mdft")) + (LLSDArray("freenb_map_adft")("freenb_map_mdft")) + (LLSDArray("smethodna_map_adft")("smethodna_map_mdft")) + (LLSDArray("smethodnb_map_adft")("smethodnb_map_mdft")) + (LLSDArray("methodna_map_adft")("methodna_map_mdft")) + (LLSDArray("methodnb_map_adft")("methodnb_map_mdft"))); + foreach(LLSD eq, inArray(equivalences)) + { + LLSD adft(eq[0]); + LLSD mdft(eq[1]); + // We can't just compare the results of the two getMetadata() + // calls, because they contain ["name"], which are different. So + // capture them, verify that each ["name"] is as expected, then + // remove for comparing the rest. + LLSD ameta(getMetadata(adft)); + LLSD mmeta(getMetadata(mdft)); + ensure_equals("adft name", adft, ameta["name"]); + ensure_equals("mdft name", mdft, mmeta["name"]); + ameta.erase("name"); + mmeta.erase("name"); + ensure_equals(STRINGIZE("metadata for " << adft.asString() + << " vs. " << mdft.asString()), + ameta, mmeta); + } + } + + template<> template<> + void object::test<12>() + { + set_test_name("query map-style arbitrary-params functions/methods"); + // - (Free function | non-static method), map style, arbitrary params, + // (empty | full | partial (array | map)) defaults + + // Generate maps containing all parameter names for cases in which all + // params are required. Also maps containing left requirements for + // partial defaults arrays. Also defaults maps from defaults arrays. + LLSD allreq, leftreq, rightdft; + foreach(LLSD::String a, ab) + { + // The map in which all params are required uses params[a] as + // keys, with all isUndefined() as values. We can accomplish that + // by passing zipmap() an empty values array. + allreq[a] = zipmap(params[a], LLSD::emptyArray()); + // Same for leftreq, save that we use the subset of the params not + // supplied by dft_array_partial[a]. + LLSD::Integer partition(params[a].size() - dft_array_partial[a].size()); + leftreq[a] = zipmap(llsd_copy_array(params[a].beginArray(), + params[a].beginArray() + partition), + LLSD::emptyArray()); + // Generate map pairing dft_array_partial[a] values with their + // param names. + rightdft[a] = zipmap(llsd_copy_array(params[a].beginArray() + partition, + params[a].endArray()), + dft_array_partial[a]); + } + cout << "allreq:\n" << allreq << "\nleftreq:\n" << leftreq << "\nrightdft:\n" << rightdft << std::endl; + + // Generate maps containing parameter names not provided by the + // dft_map_partial maps. + LLSD skipreq(allreq); + foreach(LLSD::String a, ab) + { + foreach(const MapEntry& me, inMap(dft_map_partial[a])) + { + skipreq[a].erase(me.first); + } + } + cout << "skipreq:\n" << skipreq << std::endl; + + LLSD groups(LLSDArray // array of groups + + (LLSDArray // group + (LLSDArray("freena_map_allreq")("smethodna_map_allreq")("methodna_map_allreq")) + (LLSDArray(allreq["a"])(LLSD()))) // required, optional + + (LLSDArray // group + (LLSDArray("freenb_map_allreq")("smethodnb_map_allreq")("methodnb_map_allreq")) + (LLSDArray(allreq["b"])(LLSD()))) // required, optional + + (LLSDArray // group + (LLSDArray("freena_map_leftreq")("smethodna_map_leftreq")("methodna_map_leftreq")) + (LLSDArray(leftreq["a"])(rightdft["a"]))) // required, optional + + (LLSDArray // group + (LLSDArray("freenb_map_leftreq")("smethodnb_map_leftreq")("methodnb_map_leftreq")) + (LLSDArray(leftreq["b"])(rightdft["b"]))) // required, optional + + (LLSDArray // group + (LLSDArray("freena_map_skipreq")("smethodna_map_skipreq")("methodna_map_skipreq")) + (LLSDArray(skipreq["a"])(dft_map_partial["a"]))) // required, optional + + (LLSDArray // group + (LLSDArray("freenb_map_skipreq")("smethodnb_map_skipreq")("methodnb_map_skipreq")) + (LLSDArray(skipreq["b"])(dft_map_partial["b"]))) // required, optional + + // We only need mention the full-map-defaults ("_mdft" suffix) + // registrations, having established their equivalence with the + // full-array-defaults ("_adft" suffix) registrations in another test. + (LLSDArray // group + (LLSDArray("freena_map_mdft")("smethodna_map_mdft")("methodna_map_mdft")) + (LLSDArray(LLSD::emptyMap())(dft_map_full["a"]))) // required, optional + + (LLSDArray // group + (LLSDArray("freenb_map_mdft")("smethodnb_map_mdft")("methodnb_map_mdft")) + (LLSDArray(LLSD::emptyMap())(dft_map_full["b"])))); // required, optional + + foreach(LLSD grp, inArray(groups)) + { + // Internal structure of each group in 'groups': + LLSD names(grp[0]); + LLSD required(grp[1][0]); + LLSD optional(grp[1][1]); + cout << "For " << names << ",\n" << "required:\n" << required << "\noptional:\n" << optional << std::endl; + + // Loop through 'names' + foreach(LLSD nm, inArray(names)) + { + LLSD metadata(getMetadata(nm)); + ensure_equals("name mismatch", metadata["name"], nm); + ensure_equals(nm.asString(), metadata["desc"].asString(), descs[nm]); + ensure_equals(STRINGIZE(nm << " required mismatch"), + metadata["required"], required); + ensure_equals(STRINGIZE(nm << " optional mismatch"), + metadata["optional"], optional); + } + } + } + + template<> template<> + void object::test<13>() + { + set_test_name("try_call()"); + ensure("try_call(bogus name, LLSD()) returned true", ! work.try_call("freek", LLSD())); + ensure("try_call(bogus name) returned true", ! work.try_call(LLSDMap("op", "freek"))); + ensure("try_call(real name, LLSD()) returned false", work.try_call("free0_array", LLSD())); + ensure("try_call(real name) returned false", work.try_call(LLSDMap("op", "free0_map"))); + } + + template<> template<> + void object::test<14>() + { + set_test_name("call with bad name"); + call_exc("freek", LLSD(), "not found"); + // We don't have a comparable helper function for the one-arg + // operator() method, and it's not worth building one just for this + // case. Write it out. + std::string threw; + try + { + work(LLSDMap("op", "freek")); + } + catch (const std::runtime_error& e) + { + cout << "*** " << e.what() << "\n"; + threw = e.what(); + } + ensure_has(threw, "bad"); + ensure_has(threw, "op"); + ensure_has(threw, "freek"); + } + + template<> template<> + void object::test<15>() + { + set_test_name("call with event key"); + // We don't need a separate test for operator()(string, LLSD) with + // valid name, because all the rest of the tests exercise that case. + // The one we don't exercise elsewhere is operator()(LLSD) with valid + // name, so here it is. + work(LLSDMap("op", "free0_map")); + ensure_equals(g.i, 17); + } + + // Cannot be defined inside function body... remind me again why we use C++... :-P + struct CallablesTriple + { + std::string name, name_req; + LLSD& llsd; + }; + + template<> template<> + void object::test<16>() + { + set_test_name("call Callables"); + CallablesTriple tests[] = + { + { "free1", "free1_req", g.llsd }, + { "Dmethod1", "Dmethod1_req", work.llsd }, + { "Dcmethod1", "Dcmethod1_req", work.llsd }, + { "method1", "method1_req", v.llsd } + }; + // Arbitrary LLSD value that we should be able to pass to Callables + // without 'required', but should not be able to pass to Callables + // with 'required'. + LLSD answer(42); + // LLSD value matching 'required' according to llsd_matches() rules. + LLSD matching(LLSDMap("d", 3.14)("array", LLSDArray("answer")(true)(answer))); + // Okay, walk through 'tests'. + foreach(const CallablesTriple& tr, tests) + { + // Should be able to pass 'answer' to Callables registered + // without 'required'. + work(tr.name, answer); + ensure_equals("answer mismatch", tr.llsd, answer); + // Should NOT be able to pass 'answer' to Callables registered + // with 'required'. + call_exc(tr.name_req, answer, "bad request"); + // But SHOULD be able to pass 'matching' to Callables registered + // with 'required'. + work(tr.name_req, matching); + ensure_equals("matching mismatch", tr.llsd, matching); + } + } + + template<> template<> + void object::test<17>() + { + set_test_name("passing wrong args to (map | array)-style registrations"); + + // Pass scalar/map to array-style functions, scalar/array to map-style + // functions. As that validation happens well before we engage the + // argument magic, it seems pointless to repeat this with every + // variation: (free function | non-static method), (no | arbitrary) + // args. We should only need to engage it for one map-style + // registration and one array-style registration. + std::string array_exc("needs an args array"); + call_exc("free0_array", 17, array_exc); + call_exc("free0_array", LLSDMap("pi", 3.14), array_exc); + + std::string map_exc("needs a map"); + call_exc("free0_map", 17, map_exc); + // Passing an array to a map-style function works now! No longer an + // error case! +// call_exc("free0_map", LLSDArray("a")("b"), map_exc); + } + + template<> template<> + void object::test<18>() + { + set_test_name("call no-args functions"); + LLSD names(LLSDArray + ("free0_array")("free0_map") + ("smethod0_array")("smethod0_map") + ("method0_array")("method0_map")); + foreach(LLSD name, inArray(names)) + { + // Look up the Vars instance for this function. + Vars* vars(varsfor(name)); + // Both the global and stack Vars instances are automatically + // cleared at the start of each test<n> method. But since we're + // calling these things several different times in the same + // test<n> method, manually reset the Vars between each. + *vars = Vars(); + ensure_equals(vars->i, 0); + // call function with empty array (or LLSD(), should be equivalent) + work(name, LLSD()); + ensure_equals(vars->i, 17); + } + } + + // Break out this data because we use it in a couple different tests. + LLSD array_funcs(LLSDArray + (LLSDMap("a", "freena_array") ("b", "freenb_array")) + (LLSDMap("a", "smethodna_array")("b", "smethodnb_array")) + (LLSDMap("a", "methodna_array") ("b", "methodnb_array"))); + + template<> template<> + void object::test<19>() + { + set_test_name("call array-style functions with too-short arrays"); + // Could have two different too-short arrays, one for *na and one for + // *nb, but since they both take 5 params... + LLSD tooshort(LLSDArray("this")("array")("too")("short")); + foreach(const LLSD& funcsab, inArray(array_funcs)) + { + foreach(const llsd::MapEntry& e, inMap(funcsab)) + { + call_exc(e.second, tooshort, "requires more arguments"); + } + } + } + + template<> template<> + void object::test<20>() + { + set_test_name("call array-style functions with (just right | too long) arrays"); + std::vector<U8> binary; + for (size_t h(0x01), i(0); i < 5; h+= 0x22, ++i) + { + binary.push_back(h); + } + LLSD args(LLSDMap("a", LLSDArray(true)(17)(3.14)(123.456)("char*")) + ("b", LLSDArray("string") + (LLUUID("01234567-89ab-cdef-0123-456789abcdef")) + (LLDate("2011-02-03T15:07:00Z")) + (LLURI("http://secondlife.com")) + (binary))); + LLSD argsplus(args); + argsplus["a"].append("bogus"); + argsplus["b"].append("bogus"); + LLSD expect; + foreach(LLSD::String a, ab) + { + expect[a] = zipmap(params[a], args[a]); + } + // Adjust expect["a"]["cp"] for special Vars::cp treatment. + expect["a"]["cp"] = std::string("'") + expect["a"]["cp"].asString() + "'"; + cout << "expect: " << expect << '\n'; + + // Use substantially the same logic for args and argsplus + LLSD argsarrays(LLSDArray(args)(argsplus)); + // So i==0 selects 'args', i==1 selects argsplus + for (LLSD::Integer i(0), iend(argsarrays.size()); i < iend; ++i) + { + foreach(const LLSD& funcsab, inArray(array_funcs)) + { + foreach(LLSD::String a, ab) + { + // Reset the Vars instance before each call + Vars* vars(varsfor(funcsab[a])); + *vars = Vars(); + work(funcsab[a], argsarrays[i][a]); + ensure_llsd(STRINGIZE(funcsab[a].asString() << + ": expect[\"" << a << "\"] mismatch"), + vars->inspect(), expect[a], 7); // 7 bits ~= 2 decimal digits + + // TODO: in the i==1 or argsplus case, intercept LL_WARNS + // output? Even without that, using argsplus verifies that + // passing too many args isn't fatal; it works -- but + // would be nice to notice the warning too. + } + } + } + } + + template<> template<> + void object::test<21>() + { + set_test_name("verify that passing LLSD() to const char* sends NULL"); + + ensure_equals("Vars::cp init", v.cp, ""); + work("methodna_map_mdft", LLSDMap("cp", LLSD())); + ensure_equals("passing LLSD()", v.cp, "NULL"); + work("methodna_map_mdft", LLSDMap("cp", "")); + ensure_equals("passing \"\"", v.cp, "''"); + work("methodna_map_mdft", LLSDMap("cp", "non-NULL")); + ensure_equals("passing \"non-NULL\"", v.cp, "'non-NULL'"); + } + + template<> template<> + void object::test<22>() + { + set_test_name("call map-style functions with (full | oversized) (arrays | maps)"); + const char binary[] = "\x99\x88\x77\x66\x55"; + LLSD array_full(LLSDMap + ("a", LLSDArray(false)(255)(98.6)(1024.5)("pointer")) + ("b", LLSDArray("object")(LLUUID::generateNewID())(LLDate::now())(LLURI("http://wiki.lindenlab.com/wiki"))(LLSD::Binary(boost::begin(binary), boost::end(binary))))); + LLSD array_overfull(array_full); + foreach(LLSD::String a, ab) + { + array_overfull[a].append("bogus"); + } + cout << "array_full: " << array_full << "\narray_overfull: " << array_overfull << std::endl; + // We rather hope that LLDate::now() will generate a timestamp + // distinct from the one it generated in the constructor, moments ago. + ensure_not_equals("Timestamps too close", + array_full["b"][2].asDate(), dft_array_full["b"][2].asDate()); + // We /insist/ that LLUUID::generateNewID() do so. + ensure_not_equals("UUID collision", + array_full["b"][1].asUUID(), dft_array_full["b"][1].asUUID()); + LLSD map_full, map_overfull; + foreach(LLSD::String a, ab) + { + map_full[a] = zipmap(params[a], array_full[a]); + map_overfull[a] = map_full[a]; + map_overfull[a]["extra"] = "ignore"; + } + cout << "map_full: " << map_full << "\nmap_overfull: " << map_overfull << std::endl; + LLSD expect(map_full); + // Twiddle the const char* param. + expect["a"]["cp"] = std::string("'") + expect["a"]["cp"].asString() + "'"; + // Another adjustment. For each data type, we're trying to distinguish + // three values: the Vars member's initial value (member wasn't + // stored; control never reached the set function), the registered + // default param value from dft_array_full, and the array_full value + // in this test. But bool can only distinguish two values. In this + // case, we want to differentiate the local array_full value from the + // dft_array_full value, so we use 'false'. However, that means + // Vars::inspect() doesn't differentiate it from the initial value, + // so won't bother returning it. Predict that behavior to match the + // LLSD values. + expect["a"].erase("b"); + cout << "expect: " << expect << std::endl; + // For this test, calling functions registered with different sets of + // parameter defaults should make NO DIFFERENCE WHATSOEVER. Every call + // should pass all params. + LLSD names(LLSDMap + ("a", LLSDArray + ("freena_map_allreq") ("smethodna_map_allreq") ("methodna_map_allreq") + ("freena_map_leftreq")("smethodna_map_leftreq")("methodna_map_leftreq") + ("freena_map_skipreq")("smethodna_map_skipreq")("methodna_map_skipreq") + ("freena_map_adft") ("smethodna_map_adft") ("methodna_map_adft") + ("freena_map_mdft") ("smethodna_map_mdft") ("methodna_map_mdft")) + ("b", LLSDArray + ("freenb_map_allreq") ("smethodnb_map_allreq") ("methodnb_map_allreq") + ("freenb_map_leftreq")("smethodnb_map_leftreq")("methodnb_map_leftreq") + ("freenb_map_skipreq")("smethodnb_map_skipreq")("methodnb_map_skipreq") + ("freenb_map_adft") ("smethodnb_map_adft") ("methodnb_map_adft") + ("freenb_map_mdft") ("smethodnb_map_mdft") ("methodnb_map_mdft"))); + // Treat (full | overfull) (array | map) the same. + LLSD argssets(LLSDArray(array_full)(array_overfull)(map_full)(map_overfull)); + foreach(const LLSD& args, inArray(argssets)) + { + foreach(LLSD::String a, ab) + { + foreach(LLSD::String name, inArray(names[a])) + { + // Reset the Vars instance + Vars* vars(varsfor(name)); + *vars = Vars(); + work(name, args[a]); + ensure_llsd(STRINGIZE(name << ": expect[\"" << a << "\"] mismatch"), + vars->inspect(), expect[a], 7); // 7 bits, 2 decimal digits + // intercept LL_WARNS for the two overfull cases? + } + } + } + } +} // namespace tut |