From d8c2a693d7ed15d80a3a65951e966f09367c52b2 Mon Sep 17 00:00:00 2001
From: lemonsqueeze <lemonsqueeze@gmx.com>
Date: Thu, 9 Jun 2016 22:41:04 +0200
Subject: [PATCH] t-unit: can_countercap

---
 t-unit/can_countercap.t | 97 +++++++++++++++++++++++++++++++++++++++++++++++++
 t-unit/test.c           | 32 ++++++++++++++++
 2 files changed, 129 insertions(+)
 create mode 100644 t-unit/can_countercap.t

diff --git a/t-unit/can_countercap.t b/t-unit/can_countercap.t
new file mode 100644
index 0000000..ae06531
--- /dev/null
+++ b/t-unit/can_countercap.t
@@ -0,0 +1,97 @@
+boardsize 9
+. O X . . O X . .
+. . . . . O X . .
+. O O . . O X . .
+X X O O . O X . .
+. X X O O X X . .
+. . X X O O X O .
+. . . . X X O O .
+. . . X . X X O .
+. . X . O . O . .
+
+can_countercap f2 0
+
+boardsize 9
+. O X . . O X . .
+. . . . . O X . .
+. O O . . O X . .
+X X O O . O X . .
+. X X O O X X . .
+. . X X O O X O .
+. . . O X X O O .
+. . . X . X X O .
+. . X . O . O . .
+
+can_countercap f2 1
+
+boardsize 9
+. O X . . O X . .
+. . . . . O X . .
+. O O . . O X . .
+X X O O . O X . .
+. X X O O X X . .
+. . X X O O X O .
+. . . O X X O O .
+. . . X O X X O .
+. . X . O . O . .
+
+can_countercap f2 1
+
+
+% Snapback
+boardsize 9
+. O X . . O X . .
+. . . . . O X . .
+. O O . . O X . .
+X X O O . O X . .
+. X X O O X X . .
+. . X X O O X O .
+. . . O X X O O .
+. . . O O X X O .
+. . X . O . O X .
+
+can_countercap f2 0
+
+% Snapback
+boardsize 9
+. O X . . O X . .
+. . . . . O X . .
+. O O . . O X . .
+X X O O . O X . .
+. X X O O X X . .
+. . X X O O X O .
+. . . O O X O O .
+. . . O O X X O .
+. . X . O . O X .
+
+can_countercap f2 0
+
+% Snapback
+boardsize 9
+. O X . . O X . .
+. . . . . O X . .
+. O O . . O X . .
+X X O O . O X . .
+. X X O O X X X X
+. . X X O O X O X
+. . . O O O O O X
+. . . O X X X O X
+. . X O X . O X X
+
+can_countercap f2 0
+can_countercap g5 0
+
+
+% Simple snapback
+boardsize 9
+. O X . . O X . .
+. . . . . O X . .
+. O O . . O X . .
+X X O O . O X . .
+. X X O O X X . .
+. . X X O X X O .
+. . . O X X O O .
+. . . O X O X O .
+. . X O O . X O .
+
+can_countercap g1 0
diff --git a/t-unit/test.c b/t-unit/test.c
index 6363786..3b2c3c1 100644
--- a/t-unit/test.c
+++ b/t-unit/test.c
@@ -10,6 +10,7 @@
 #include "tactics/selfatari.h"
 #include "tactics/dragon.h"
 #include "tactics/ladder.h"
+#include "tactics/1lib.h"
 #include "random.h"
 #include "playout.h"
 #include "timeinfo.h"
@@ -160,6 +161,35 @@ test_ladder(struct board *b, char *arg)
 	return (rres == eres);
 }
 
+static bool
+test_can_countercapture(struct board *b, char *arg)
+{
+	coord_t c = str2scoord(arg, board_size(b));
+	arg += strcspn(arg, " ") + 1;
+	int eres = atoi(arg);
+
+	board_print_test(2, b);
+	if (DEBUGL(1))
+		printf("can_countercap %s %d...\t", coord2sstr(c, b), eres);
+
+	enum stone color = board_at(b, c);
+	group_t g = group_at(b, c);
+	assert(color == S_BLACK || color == S_WHITE);
+	int rres = can_countercapture(b, color, g, color, NULL, 0);
+
+	if (rres == eres) {
+		if (DEBUGL(1))
+			printf("OK\n");
+	} else {
+		if (debug_level <= 2) {
+			board_print_test(0, b);
+			printf("can_countercap %s %d...\t", coord2sstr(c, b), eres);
+		}
+		printf("FAILED (%d)\n", rres);
+	}
+	return rres == eres;
+}
+
 
 static bool
 test_two_eyes(struct board *b, char *arg)
@@ -387,6 +417,8 @@ unittest(char *filename)
 			passed += test_sar(b, line + 4); 
 		else if (!strncmp(line, "ladder ", 7))
 			passed += test_ladder(b, line + 7);
+		else if (!strncmp(line, "can_countercap ", 15))
+			passed += test_can_countercapture(b, line + 15); 
 		else if (!strncmp(line, "two_eyes ", 9))
 			passed += test_two_eyes(b, line + 9); 
 		else if (!strncmp(line, "moggy moves ", 12)) 
-- 
2.11.4.GIT