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/** @file testWordList.cxx
** Unit Tests for Lexilla internal data structures
** Tests WordList, WordClassifier, and SubStyles
**/
#include <string>
#include <string_view>
#include <vector>
#include <map>
#include "WordList.h"
#include "SubStyles.h"
#include "catch.hpp"
using namespace Lexilla;
// Test WordList.
TEST_CASE("WordList") {
WordList wl;
SECTION("IsEmptyInitially") {
REQUIRE(0 == wl.Length());
REQUIRE(!wl.InList("struct"));
}
SECTION("InList") {
wl.Set("else struct");
REQUIRE(2 == wl.Length());
REQUIRE(wl.InList("struct"));
REQUIRE(!wl.InList("class"));
}
SECTION("StringInList") {
wl.Set("else struct");
std::string sStruct = "struct";
REQUIRE(wl.InList(sStruct));
std::string sClass = "class";
REQUIRE(!wl.InList(sClass));
}
SECTION("InListUnicode") {
// "cheese" in English
// "kase" ('k', 'a with diaeresis', 's', 'e') in German
// "syr", ('CYRILLIC SMALL LETTER ES', 'CYRILLIC SMALL LETTER YERU', 'CYRILLIC SMALL LETTER ER') in Russian
wl.Set("cheese \x6b\xc3\xa4\x73\x65 \xd1\x81\xd1\x8b\xd1\x80");
REQUIRE(3 == wl.Length());
REQUIRE(wl.InList("cheese"));
REQUIRE(wl.InList("\x6b\xc3\xa4\x73\x65"));
REQUIRE(wl.InList("\xd1\x81\xd1\x8b\xd1\x80"));
}
SECTION("Set") {
// Check whether Set returns whether it has changed correctly
const bool changed = wl.Set("else struct");
REQUIRE(changed);
// Changing to same thing
const bool changed2 = wl.Set("else struct");
REQUIRE(!changed2);
// Changed order shouldn't be seen as a change
const bool changed3 = wl.Set("struct else");
REQUIRE(!changed3);
// Removing word is a change
const bool changed4 = wl.Set("struct");
REQUIRE(changed4);
}
SECTION("WordAt") {
wl.Set("else struct");
REQUIRE_THAT(wl.WordAt(0), Catch::Matchers::Equals("else"));
}
SECTION("InListAbbreviated") {
wl.Set("else stru~ct w~hile \xd1\x81~\xd1\x8b\xd1\x80");
REQUIRE(wl.InListAbbreviated("else", '~'));
REQUIRE(wl.InListAbbreviated("struct", '~'));
REQUIRE(wl.InListAbbreviated("stru", '~'));
REQUIRE(wl.InListAbbreviated("struc", '~'));
REQUIRE(!wl.InListAbbreviated("str", '~'));
REQUIRE(wl.InListAbbreviated("while", '~'));
REQUIRE(wl.InListAbbreviated("wh", '~'));
// TODO: Next line fails but should allow single character prefixes
//REQUIRE(wl.InListAbbreviated("w", '~'));
REQUIRE(!wl.InListAbbreviated("", '~'));
// Russian syr
REQUIRE(wl.InListAbbreviated("\xd1\x81\xd1\x8b\xd1\x80", '~'));
}
SECTION("InListAbridged") {
wl.Set("list w.~.active bo~k a~z ~_frozen \xd1\x81~\xd1\x80");
REQUIRE(wl.InListAbridged("list", '~'));
REQUIRE(wl.InListAbridged("w.front.active", '~'));
REQUIRE(wl.InListAbridged("w.x.active", '~'));
REQUIRE(wl.InListAbridged("w..active", '~'));
REQUIRE(!wl.InListAbridged("w.active", '~'));
REQUIRE(!wl.InListAbridged("w.x.closed", '~'));
REQUIRE(wl.InListAbridged("book", '~'));
REQUIRE(wl.InListAbridged("bok", '~'));
REQUIRE(!wl.InListAbridged("bk", '~'));
REQUIRE(wl.InListAbridged("a_frozen", '~'));
REQUIRE(wl.InListAbridged("_frozen", '~'));
REQUIRE(!wl.InListAbridged("frozen", '~'));
REQUIRE(wl.InListAbridged("abcz", '~'));
REQUIRE(wl.InListAbridged("abz", '~'));
REQUIRE(wl.InListAbridged("az", '~'));
// Russian syr
REQUIRE(wl.InListAbridged("\xd1\x81\xd1\x8b\xd1\x80", '~'));
}
}
// Test WordClassifier.
TEST_CASE("WordClassifier") {
constexpr int base = 1;
constexpr int key = 10;
constexpr int type = 11;
constexpr int other = 40;
WordClassifier wc(1);
SECTION("Base") {
REQUIRE(wc.Base() == base);
wc.Allocate(key, 2);
REQUIRE(wc.Start() == key);
REQUIRE(wc.Last() == type);
REQUIRE(wc.Length() == 2);
REQUIRE(wc.IncludesStyle(key));
REQUIRE(wc.IncludesStyle(type));
REQUIRE(!wc.IncludesStyle(other));
wc.Clear();
REQUIRE(wc.Base() == base);
REQUIRE(wc.Start() == 0);
REQUIRE(wc.Last() == -1);
REQUIRE(wc.Length() == 0);
}
SECTION("ValueFor") {
wc.Allocate(key, 2);
wc.SetIdentifiers(key, "else if then");
wc.SetIdentifiers(type, "double float int long");
REQUIRE(wc.ValueFor("if") == key);
REQUIRE(wc.ValueFor("double") == type);
REQUIRE(wc.ValueFor("fish") < 0);
wc.RemoveStyle(type);
REQUIRE(wc.ValueFor("double") < 0);
}
}
// Test SubStyles.
TEST_CASE("SubStyles") {
constexpr char bases[] = "\002\005";
constexpr int base = 2;
constexpr int base2 = 5;
constexpr int styleFirst = 0x80;
constexpr int stylesAvailable = 0x40;
constexpr int distanceToSecondary = 0x40;
SubStyles subStyles(bases, styleFirst, stylesAvailable, distanceToSecondary);
SECTION("All") {
REQUIRE(subStyles.DistanceToSecondaryStyles() == distanceToSecondary);
// Before allocation
REQUIRE(subStyles.Start(base) == 0);
const int startSubStyles = subStyles.Allocate(base, 3);
REQUIRE(startSubStyles == styleFirst);
REQUIRE(subStyles.Start(base) == styleFirst);
REQUIRE(subStyles.Length(base) == 3);
REQUIRE(subStyles.BaseStyle(128) == 2);
// Not a substyle so returns argument.
REQUIRE(subStyles.BaseStyle(96) == 96);
REQUIRE(subStyles.FirstAllocated() == styleFirst);
REQUIRE(subStyles.LastAllocated() == styleFirst + 3 - 1);
subStyles.SetIdentifiers(styleFirst, "int long size_t");
const WordClassifier &wc = subStyles.Classifier(base);
REQUIRE(wc.ValueFor("int") == styleFirst);
REQUIRE(wc.ValueFor("double") < 0);
// Add second set of substyles which shouldn't affect first
const int startSecondSet = subStyles.Allocate(base2, 2);
constexpr int expectedStylesSecond = styleFirst + 3;
REQUIRE(startSecondSet == expectedStylesSecond);
REQUIRE(subStyles.Start(base) == styleFirst);
REQUIRE(subStyles.Start(base2) == expectedStylesSecond);
REQUIRE(subStyles.LastAllocated() == styleFirst + 5 - 1);
// Clear and check that earlier call no longer works
subStyles.Free();
REQUIRE(subStyles.Start(base) == 0);
}
}
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