static string
merge_packages (string olds, string news) {
// Extract usepackage commands from news
hashmap<string,path> oldp= latex_get_packages (olds);
hashmap<string,path> newp= latex_get_packages (news);
hashmap<int,string> packs;
iterator<string> it= iterate (newp);
while (it->busy ()) {
string name= it->next ();
if (!oldp->contains (name)) {
path p= newp [name];
packs (p[0])= news (p[0], p[1]);
}
}
string accum;
for (int i=0; i<N(news); i++)
if (test (news, i, "\\begin{document}")) break;
else if (packs->contains (i)) accum << packs[i] << "\n";
// Insert result into olds, just after last \usepackage{...}
int docpos= search_forwards ("\\begin{document}", olds);
if (docpos < 0) return olds;
int start= search_backwards ("\\usepackage", docpos, olds);
if (start < 0) start= search_backwards ("\\documentclass", docpos, olds);
if (start < 0) start= search_backwards ("\\documentstyle", docpos, olds);
if (start < 0) return olds;
skip_line (olds, start);
if (start > docpos) return olds;
return olds (0, start) * accum * olds (start, N(olds));
}
TEST_F(PacksTests, test_discovery_cache) {
auto c = Config();
c.addPack("kernel", "", getPackWithValidDiscovery());
size_t query_count = 0;
for (size_t i = 0; i < 5; i++) {
c.scheduledQueries(
([&query_count](const std::string& name, const ScheduledQuery& query) {
query_count++;
}));
}
EXPECT_EQ(query_count, 5U);
size_t pack_count = 0U;
c.packs(([&pack_count](Pack& p) {
pack_count++;
EXPECT_EQ(p.getStats().total, 5);
EXPECT_EQ(p.getStats().hits, 4);
EXPECT_EQ(p.getStats().misses, 1);
}));
EXPECT_EQ(pack_count, 1U);
}
TEST_F(PacksTests, test_discovery_cache) {
auto c = Config();
// This pack and discovery query are valid, expect the SQL to execute.
c.addPack("valid_discovery_pack", "", getPackWithValidDiscovery());
size_t query_count = 0U;
size_t query_attemts = 5U;
for (size_t i = 0; i < query_attemts; i++) {
c.scheduledQueries(
([&query_count](const std::string& name, const ScheduledQuery& query) {
query_count++;
}));
}
EXPECT_EQ(query_count, query_attemts);
size_t pack_count = 0U;
c.packs(([&pack_count, query_attemts](Pack& p) {
pack_count++;
EXPECT_EQ(p.getStats().total, query_attemts);
EXPECT_EQ(p.getStats().hits, query_attemts - 1);
EXPECT_EQ(p.getStats().misses, 1U);
}));
EXPECT_EQ(pack_count, 1U);
}
