add focused unit and map checks

tests/ko_test.c

@@ -0,0 +1,60 @@
+#include "test.h"
+
+void
+korean_sequences(struct ct *t)
+{
+	static const struct { char *keys, *want; } cases[] = {
+		{ "r", "ㄱ" },
+		{ "rk", "가" },
+		{ "rkr", "각" },
+		{ "rkrk", "가가" },
+		{ "rkrtk", "각사" },
+		{ "rhk", "과" },
+		{ "rr", "ㄱㄱ" },
+		{ "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);
+		checkstr(t, cases[i].keys, cases[i].want, &out);
+	}
+}
+
+void
+korean_backspace(struct ct *t)
+{
+	static const struct { char *before, *after; } cases[] = {
+		{ "ㄱ", "" },
+		{ "가", "ㄱ" },
+		{ "과", "고" },
+		{ "각", "가" },
+		{ "갃", "각" },
+	};
+	Im state;
+	int i;
+
+	memset(&state, 0, sizeof state);
+	for(i = 0; i < nelem(cases); i++){
+		state.pre = mkstr(cases[i].before);
+		backko(&state);
+		checkstr(t, cases[i].before, cases[i].after, &state.pre);
+	}
+}