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/*
* This file is part of Freecell Solver. It is subject to the license terms in
* the COPYING.txt file found in the top-level directory of this distribution
* and at http://fc-solve.shlomifish.org/docs/distro/COPYING.html . No part of
* Freecell Solver, including this file, may be copied, modified, propagated,
* or distributed except according to the terms contained in the COPYING file.
*
* Copyright (c) 2011 Shlomi Fish
*/
// A test for the delta states routines.
#include "delta_states_test_common.h"
static fcs_card make_card(int rank, int suit)
{
return fcs_make_card(rank, suit);
}
static void main_tests(void)
{
const fcs_dbm_variant_type local_variant = FCS_DBM_VARIANT_2FC_FREECELL;
{
fcs_state_keyval_pair s;
fcs_delta_stater delta;
fcs_cards_column col;
DECLARE_IND_BUF_T(indirect_stacks_buffer)
FCS_ON_NOT_FC_ONLY(
delta.sequences_are_built_by = FCS_SEQ_BUILT_BY_ALTERNATE_COLOR);
fc_solve_state_init(&s, STACKS_NUM, indirect_stacks_buffer);
col = fcs_state_get_col(s.s, 0);
/* TEST
* */
ok(fc_solve_get_column_orig_num_cards(&delta, col) == 0,
"Empty column has zero orig cards.");
fcs_col_push_card(col, make_card(13, 0));
/* TEST
* */
ok(fc_solve_get_column_orig_num_cards(&delta, col) == 0,
"Column with a single card has zero orig cards.");
fcs_col_push_card(col, make_card(12, 1));
/* TEST
* */
ok(fc_solve_get_column_orig_num_cards(&delta, col) == 0,
"Column with a seq of 2 cards has zero orig cards.");
/* A non-matching card. */
fcs_col_push_card(col, make_card(4, 1));
/* TEST
* */
ok(fc_solve_get_column_orig_num_cards(&delta, col) == 3,
"3 original cards.");
/* A matching card. */
fcs_col_push_card(col, make_card(3, 2));
/* TEST
* */
ok(fc_solve_get_column_orig_num_cards(&delta, col) == 3,
"3 original cards, with one card on top.");
}
{
fcs_state_keyval_pair init_state, derived_state;
DECLARE_IND_BUF_T(indirect_stacks_buffer)
DECLARE_IND_BUF_T(derived_indirect_stacks_buffer)
// MS Freecell No. 982 Initial state.
fc_solve_initial_user_state_to_c(("Foundations: H-0 C-0 D-A S-0\n"
"6D 3C 3H KD 8C 5C\n"
"TC 9C 9H 4S JC 6H 5H\n"
"2H 2D 3S 5D 9D QS KS\n"
"6S TD QC KH AS AH 7C\n"
"KC 4H TH 7S 2C 9S\n"
"AC QD 8D QH 3D 8S\n"
"7H 7D JD JH TS 6C\n"
"4C 4D 5S 2S JS 8H\n"),
&init_state, FREECELLS_NUM, STACKS_NUM, DECKS_NUM,
indirect_stacks_buffer);
fcs_delta_stater delta;
fc_solve_delta_stater_init(&delta, local_variant, &init_state.s,
STACKS_NUM,
FREECELLS_NUM PASS_ON_NOT_FC_ONLY(
FCS_SEQ_BUILT_BY_ALTERNATE_COLOR));
fc_solve_initial_user_state_to_c(("Foundations: H-0 C-2 D-A S-0\n"
"Freecells: 8D QD\n"
"6D 3C 3H KD 8C 5C\n"
"TC 9C 9H 8S\n"
"2H 2D 3S 5D 9D QS KS QH JC\n"
"6S TD QC KH AS AH 7C 6H\n"
"KC 4H TH 7S\n"
"9S\n"
"7H 7D JD JH TS 6C 5H 4S 3D\n"
"4C 4D 5S 2S JS 8H\n"),
&derived_state, FREECELLS_NUM, STACKS_NUM, DECKS_NUM,
derived_indirect_stacks_buffer);
fc_solve_delta_stater_set_derived(&delta, &(derived_state.s));
{
fcs_column_encoding_composite enc;
fc_solve_get_column_encoding_composite(&delta, 0, &enc);
/* TEST
* */
ok(enc.enc[0] == (6 /* 3 bits of orig len. */
| (0 << 3) /* 4 bits of derived len. */
),
"fc_solve_get_column_encoding_composite() test 1 - byte 0");
/* TEST
*/
ok(enc.end == enc.enc, "Only 7 bits.");
/* TEST
* */
ok(enc.bit_in_char_idx == 7, "Only 7 bits (2).");
}
#define SUIT_DS 1
{
fcs_column_encoding_composite enc;
fc_solve_get_column_encoding_composite(&delta, 1, &enc);
/* TEST
* */
ok(enc.enc[0] == (3 /* 3 bits of orig len. */
| (1 << 3) /* 4 bits of derived len. */
| (SUIT_DS << (3 + 4)) /* 1 bit of suit. */
),
"fc_solve_get_column_encoding_composite() test 2 - byte 0");
/* TEST
*/
ok(enc.end == enc.enc + 1, "8 bits.");
/* TEST
* */
ok(enc.bit_in_char_idx == 0, "8 bits (2).");
}
{
fcs_column_encoding_composite enc;
fcs_card card_9S;
fc_solve_get_column_encoding_composite(&delta, 5, &enc);
card_9S = make_card(9, 3);
/* TEST
* */
ok(enc.enc[0] ==
(0 /* 3 bits of orig len. */
| (1 << 3) /* 4 bits of derived len. */
| ((card_9S & 0x1) << (3 + 4)) /* 1 bit of init_card. */
),
"fc_solve_get_column_encoding_composite() col 5 - byte 0");
/* TEST
* */
ok((enc.enc[1] == (card_9S >> 1) /* Remaining 5 bits of card. */
),
"fc_solve_get_column_encoding_composite() col 5 - byte 1");
/* TEST
*/
ok(enc.end == enc.enc + 1, "3+4+7 bits.");
/* TEST
* */
ok(enc.bit_in_char_idx == (3 + 4 + 6 - 8), "3+4+7 bits (2).");
}
#if MAX_NUM_FREECELLS > 0
{
fc_solve_bit_writer bit_w;
fcs_bit_reader bit_r;
fcs_uchar enc[10];
fc_solve_bit_writer_init(&bit_w, enc);
fc_solve_bit_reader_init(&bit_r, enc);
fc_solve_get_freecells_encoding(&delta, &bit_w);
/* TEST
* */
ok((fcs_card)fc_solve_bit_reader_read(&bit_r, 6) ==
make_card(8, 2), /* 8D */
"First freecell is 8D.");
/* TEST
* */
ok((fcs_card)fc_solve_bit_reader_read(&bit_r, 6) ==
make_card(12, 2), /* QD */
"Second freecell is QD.");
/* TEST
* */
ok(bit_r.current == bit_w.current &&
(bit_r.bit_in_char_idx == bit_w.bit_in_char_idx),
"Reached the end of the encoding.");
}
#endif
/* TEST
* */
test_encode_and_decode(local_variant, &delta, &derived_state,
("Foundations: H-0 C-2 D-A S-0\n"
"Freecells: 8D QD\n"
": 6D 3C 3H KD 8C 5C\n"
": TC 9C 9H 8S\n"
": 2H 2D 3S 5D 9D QS KS QH JC\n"
": 6S TD QC KH AS AH 7C 6H\n"
": KC 4H TH 7S\n"
": 9S\n"
": 7H 7D JD JH TS 6C 5H 4S 3D\n"
": 4C 4D 5S 2S JS 8H\n"),
"encode_composite + decode test");
fc_solve_delta_stater_release(&delta);
}
/* More encode_composite tests - this time from the output of:
* pi-make-microsoft-freecell-board -t 24 | \
* ./fc-solve -to 01ABCDE --freecells-num 2 -s -i -p -t
*/
{
fcs_state_keyval_pair init_state, derived_state;
DECLARE_IND_BUF_T(indirect_stacks_buffer)
DECLARE_IND_BUF_T(derived_indirect_stacks_buffer)
// MS Freecell No. 24 Initial state.
fc_solve_initial_user_state_to_c(("Foundations: H-0 C-0 D-0 S-0\n"
"Freecells:\n"
"4C 2C 9C 8C QS 4S 2H\n"
"5H QH 3C AC 3H 4H QD\n"
"QC 9S 6H 9H 3S KS 3D\n"
"5D 2S JC 5C JH 6D AS\n"
"2D KD TH TC TD 8D\n"
"7H JS KH TS KC 7C\n"
"AH 5S 6S AD 8H JD\n"
"7S 6C 7D 4D 8S 9D\n"),
&init_state, FREECELLS_NUM, STACKS_NUM, DECKS_NUM,
indirect_stacks_buffer);
fcs_delta_stater delta;
fc_solve_delta_stater_init(&delta, local_variant, &init_state.s,
STACKS_NUM,
FREECELLS_NUM PASS_ON_NOT_FC_ONLY(
FCS_SEQ_BUILT_BY_ALTERNATE_COLOR));
fc_solve_initial_user_state_to_c(
("Foundations: H-0 C-0 D-0 S-4\n"
"Freecells: KS TD\n"
"2C\n"
"5H QH 3C AC 3H 4H QD JC TH 9C 8D 7S\n"
"QC 9S 6H 9H 8C 7D 6C 5D 4C 3D\n"
"\n"
"2D KD QS JH TC 9D 8S\n"
"7H JS KH TS KC 7C 6D 5C 4D\n"
"AH 5S 6S AD 8H JD\n"
"2H\n"),
&derived_state, FREECELLS_NUM, STACKS_NUM, DECKS_NUM,
derived_indirect_stacks_buffer);
/* TEST
* */
test_encode_and_decode(local_variant, &delta, &derived_state,
("Foundations: H-0 C-0 D-0 S-4\n"
"Freecells: TD KS\n"
":\n"
": 5H QH 3C AC 3H 4H QD JC TH 9C 8D 7S\n"
": QC 9S 6H 9H 8C 7D 6C 5D 4C 3D\n"
": 2H\n"
": 2D KD QS JH TC 9D 8S\n"
": 7H JS KH TS KC 7C 6D 5C 4D\n"
": AH 5S 6S AD 8H JD\n"
": 2C\n"),
"encode_composite + decode test No. 2 (deal #24)");
fc_solve_initial_user_state_to_c(("Foundations: H-0 C-0 D-0 S-2\n"
"Freecells: TD 4C\n"
"8S\n"
"5H QH 3C AC 3H 4H 3S 2H\n"
"QC 9S 6H 9H 8C 7D 6C 5D 4S 3D 2C\n"
"5C 4D\n"
"2D KD QS JH TC 9D\n"
"7H JS KH TS KC 7C\n"
"AH 5S 6S AD 8H JD\n"
"KS QD JC TH 9C 8D 7S 6D\n"),
&derived_state, FREECELLS_NUM, STACKS_NUM, DECKS_NUM,
derived_indirect_stacks_buffer);
/* TEST
* */
test_encode_and_decode(local_variant, &delta, &derived_state,
("Foundations: H-0 C-0 D-0 S-2\n"
"Freecells: 4C TD\n"
": 5C 4D\n"
": 5H QH 3C AC 3H 4H 3S 2H\n"
": QC 9S 6H 9H 8C 7D 6C 5D 4S 3D 2C\n"
": 8S\n"
": 2D KD QS JH TC 9D\n"
": 7H JS KH TS KC 7C\n"
": AH 5S 6S AD 8H JD\n"
": KS QD JC TH 9C 8D 7S 6D\n"),
"encode_composite + decode test No. 3 (deal #24)");
fc_solve_delta_stater_release(&delta);
}
{
char *s = fc_solve_user_INTERNAL_delta_states_enc_and_dec(local_variant,
("Foundations: H-0 C-0 D-0 S-0\n"
"Freecells:\n"
": 4C 2C 9C 8C QS 4S 2H\n"
": 5H QH 3C AC 3H 4H QD\n"
": QC 9S 6H 9H 3S KS 3D\n"
": 5D 2S JC 5C JH 6D AS\n"
": 2D KD TH TC TD 8D\n"
": 7H JS KH TS KC 7C\n"
": AH 5S 6S AD 8H JD\n"
": 7S 6C 7D 4D 8S 9D\n"),
("Foundations: H-0 C-0 D-0 S-4\n"
"Freecells: KS TD\n"
": 2C\n"
": 5H QH 3C AC 3H 4H QD JC TH 9C 8D 7S\n"
": QC 9S 6H 9H 8C 7D 6C 5D 4C 3D\n"
":\n"
": 2D KD QS JH TC 9D 8S\n"
": 7H JS KH TS KC 7C 6D 5C 4D\n"
": AH 5S 6S AD 8H JD\n"
": 2H\n"));
trim_trailing_whitespace(s);
/* TEST
* */
ok(!strcmp(s, ("Foundations: H-0 C-0 D-0 S-4\n"
"Freecells: TD KS\n"
":\n"
": 5H QH 3C AC 3H 4H QD JC TH 9C 8D 7S\n"
": QC 9S 6H 9H 8C 7D 6C 5D 4C 3D\n"
": 2H\n"
": 2D KD QS JH TC 9D 8S\n"
": 7H JS KH TS KC 7C 6D 5C 4D\n"
": AH 5S 6S AD 8H JD\n"
": 2C\n")),
"Good string after encode_composite+decode.");
free(s);
}
/* Make sure encode_composite avoids permutations of empty columns
* and completely-non-original states.
*/
{
fcs_delta_stater delta;
fcs_state_keyval_pair init_state, derived_state;
DECLARE_IND_BUF_T(indirect_stacks_buffer)
DECLARE_IND_BUF_T(derived_indirect_stacks_buffer)
fc_solve_initial_user_state_to_c(("Foundations: H-K C-K D-J S-Q\n"
"Freecells: KD\n"
"\n"
"\n"
"KS QD\n"
"\n"
"\n"
"\n"
"\n"
"\n"),
&init_state, FREECELLS_NUM, STACKS_NUM, DECKS_NUM,
indirect_stacks_buffer);
fc_solve_delta_stater_init(&delta, local_variant, &init_state.s,
STACKS_NUM,
FREECELLS_NUM PASS_ON_NOT_FC_ONLY(
FCS_SEQ_BUILT_BY_ALTERNATE_COLOR));
fc_solve_initial_user_state_to_c(("Foundations: H-K C-K D-J S-Q\n"
"Freecells: KD\n"
"\n"
"\n"
"\n"
"\n"
"KS\n"
"\n"
"\n"
"\n"),
&derived_state, FREECELLS_NUM, STACKS_NUM, DECKS_NUM,
derived_indirect_stacks_buffer);
fcs_encoded_state_buffer first_enc_state;
fcs_init_and_encode_state(
&delta, local_variant, &derived_state, &first_enc_state);
fc_solve_initial_user_state_to_c(("Foundations: H-K C-K D-J S-Q\n"
"Freecells: KD\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"KS\n"),
&derived_state, FREECELLS_NUM, STACKS_NUM, DECKS_NUM,
derived_indirect_stacks_buffer);
fcs_encoded_state_buffer second_enc_state;
fcs_init_and_encode_state(
&delta, local_variant, &derived_state, &second_enc_state);
/* TEST
* */
ok((!memcmp(
first_enc_state.s, second_enc_state.s, sizeof(first_enc_state))),
"Make sure encode_composite avoids permutations of empty columns "
"and completely-non-original states.");
fc_solve_delta_stater_release(&delta);
}
/* Make sure encode_composite avoids permutations of empty columns
* and completely-non-original states.
*
* Another edge-case.
*/
{
fcs_delta_stater delta;
fcs_state_keyval_pair init_state, derived_state;
DECLARE_IND_BUF_T(indirect_stacks_buffer)
DECLARE_IND_BUF_T(derived_indirect_stacks_buffer)
fc_solve_initial_user_state_to_c(("Foundations: H-K C-K D-J S-Q\n"
"Freecells: KD\n"
"\n"
"\n"
"KS QD\n"
"\n"
"\n"
"\n"
"\n"
"\n"),
&init_state, FREECELLS_NUM, STACKS_NUM, DECKS_NUM,
indirect_stacks_buffer);
fc_solve_delta_stater_init(&delta, local_variant, &init_state.s,
STACKS_NUM,
FREECELLS_NUM PASS_ON_NOT_FC_ONLY(
FCS_SEQ_BUILT_BY_ALTERNATE_COLOR));
fc_solve_initial_user_state_to_c(("Foundations: H-K C-K D-J S-Q\n"
"Freecells: KD\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"KS\n"),
&derived_state, FREECELLS_NUM, STACKS_NUM, DECKS_NUM,
derived_indirect_stacks_buffer);
fcs_encoded_state_buffer first_enc_state;
fcs_init_and_encode_state(
&delta, local_variant, &derived_state, &first_enc_state);
fc_solve_initial_user_state_to_c(("Foundations: H-K C-K D-J S-Q\n"
"Freecells: KD\n"
"KS\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"),
&derived_state, FREECELLS_NUM, STACKS_NUM, DECKS_NUM,
derived_indirect_stacks_buffer);
fcs_encoded_state_buffer second_enc_state;
fcs_init_and_encode_state(
&delta, local_variant, &derived_state, &second_enc_state);
/* TEST
* */
ok((!memcmp(
&first_enc_state, &second_enc_state, sizeof(first_enc_state))),
"encode_composite unique encoding No. 2");
fc_solve_delta_stater_release(&delta);
}
}
int main(void)
{
plan_tests(24);
main_tests();
return exit_status();
}
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