fix: normalize Korean shifted input

tests/ko_test.c

@@ -1,5 +1,27 @@
 #include "test.h"
 
+static Str
+kotrans(char *keys)
+{
+	Emit e;
+	Im state;
+	Str out;
+	char *p;
+
+	memset(&state, 0, sizeof state);
+	state.l = getlang(LangKO);
+	sclear(&out);
+	for(p = keys; *p != '\0'; p++){
+		e = transko(&state, (uchar)*p);
+		sappend(&out, &e.s);
+		state.pre = e.next;
+		if(!e.eat)
+			sputr(&out, (uchar)*p);
+	}
+	sappend(&out, &state.pre);
+	return out;
+}
+
 void
 korean_sequences(struct ct *t)
 {
@@ -14,39 +36,70 @@ korean_sequences(struct ct *t)
 		{ "Rk", "까" },
 		{ "rk1", "가1" },
 	};
-	Emit e;
-	Im state;
 	Str out;
-	Rune key;
-	char *p;
 	int i;
 
 	for(i = 0; i < nelem(cases); i++){
-		memset(&state, 0, sizeof state);
-		state.l = getlang(LangKO);
-		sclear(&out);
-		for(p = cases[i].keys; *p != '\0'; p++){
-			key = (uchar)*p;
-			e = transko(&state, key);
-			sappend(&out, &e.s);
-			state.pre = e.next;
-			if(!e.eat)
-				sputr(&out, key);
-		}
-		sappend(&out, &state.pre);
+		out = kotrans(cases[i].keys);
 		checkstr(t, cases[i].keys, cases[i].want, &out);
 	}
 }
 
+void
+korean_compound_vowels(struct ct *t)
+{
+	static const struct { char *keys, *want; } cases[] = {
+		{ "hk", "ㅘ" }, { "ho", "ㅙ" }, { "hl", "ㅚ" },
+		{ "nj", "ㅝ" }, { "np", "ㅞ" }, { "nl", "ㅟ" },
+		{ "ml", "ㅢ" },
+	};
+	Str out;
+	int i;
+
+	for(i = 0; i < nelem(cases); i++){
+		out = kotrans(cases[i].keys);
+		checkstr(t, cases[i].keys, cases[i].want, &out);
+	}
+}
+
+void
+korean_compound_finals(struct ct *t)
+{
+	static const struct { char *keys, *want, *split; } cases[] = {
+		{ "rkrt", "갃", "각사" }, { "rksw", "갅", "간자" },
+		{ "rksg", "갆", "간하" }, { "rkfr", "갉", "갈가" },
+		{ "rkfa", "갊", "갈마" }, { "rkfq", "갋", "갈바" },
+		{ "rkft", "갌", "갈사" }, { "rkfx", "갍", "갈타" },
+		{ "rkfv", "갎", "갈파" }, { "rkfg", "갏", "갈하" },
+		{ "rkqt", "값", "갑사" },
+	};
+	char keys[16];
+	Str out;
+	int i;
+
+	for(i = 0; i < nelem(cases); i++){
+		out = kotrans(cases[i].keys);
+		checkstr(t, cases[i].keys, cases[i].want, &out);
+		snprint(keys, sizeof keys, "%sk", cases[i].keys);
+		out = kotrans(keys);
+		checkstr(t, keys, cases[i].split, &out);
+	}
+}
+
 void
 korean_backspace(struct ct *t)
 {
 	static const struct { char *before, *after; } cases[] = {
 		{ "ㄱ", "" },
 		{ "가", "ㄱ" },
-		{ "과", "고" },
+		{ "과", "고" }, { "괘", "고" }, { "괴", "고" },
+		{ "궈", "구" }, { "궤", "구" }, { "귀", "구" },
+		{ "긔", "그" },
 		{ "각", "가" },
-		{ "갃", "각" },
+		{ "갃", "각" }, { "갅", "간" }, { "갆", "간" },
+		{ "갉", "갈" }, { "갊", "갈" }, { "갋", "갈" },
+		{ "갌", "갈" }, { "갍", "갈" }, { "갎", "갈" },
+		{ "갏", "갈" }, { "값", "갑" },
 	};
 	Im state;
 	int i;