Weather related Ability tests, fix for Leaf Guard not preventing Rest. (#2957)

data/battle_scripts_1.s

@@ -3984,6 +3984,9 @@ BattleScript_EffectRest::
 	jumpifuproarwakes BattleScript_RestCantSleep
 	jumpifability BS_TARGET, ABILITY_INSOMNIA, BattleScript_InsomniaProtects
 	jumpifability BS_TARGET, ABILITY_VITAL_SPIRIT, BattleScript_InsomniaProtects
+.if B_LEAF_GUARD_PREVENTS_REST >= GEN_5
+	jumpifleafguardprotected BS_TARGET, BattleScript_LeafGuardPreventsRest
+.endif
 	trysetrest BattleScript_AlreadyAtFullHp
 	pause B_WAIT_TIME_SHORT
 	printfromtable gRestUsedStringIds
@@ -4005,6 +4008,12 @@ BattleScript_RestIsAlreadyAsleep::
 	waitmessage B_WAIT_TIME_LONG
 	goto BattleScript_MoveEnd
 
+BattleScript_LeafGuardPreventsRest::
+	pause B_WAIT_TIME_SHORT
+	printstring STRINGID_BUTITFAILED
+	waitmessage B_WAIT_TIME_LONG
+	goto BattleScript_MoveEnd
+
 BattleScript_EffectOHKO::
 	attackcanceler
 	attackstring

include/config/battle.h

@@ -120,6 +120,7 @@
 #define B_SYMBIOSIS_GEMS            GEN_LATEST // In Gen7+, Symbiosis passes an item after a gem-boosted attack. Previously, items are passed before the gem-boosted attack hits, making the item effect apply.
 #define B_CHECK_IF_CHARGED_UP       TRUE       // If set to TRUE, certain abilities such as Electromorphosis WILL check if the STATUS3_CHARGED_UP status flag is applied.
 #define B_ABSORBING_ABILITY_STRING  GEN_LATEST // In Gen5+, the abilities that absorb moves of a certain type use a generic string for stat increases and decreases.
+#define B_LEAF_GUARD_PREVENTS_REST  GEN_LATEST // In Gen5+, Leaf Guard prevents the use of Rest in harsh sunlight.
 
 // Item settings
 #define B_HP_BERRIES                GEN_LATEST // In Gen4+, berries which restore hp activate immediately after HP drops to half. In Gen3, the effect occurs at the end of the turn.

test/ability_dry_skin.c

@@ -0,0 +1,114 @@
+#include "global.h"
+#include "test_battle.h"
+
+#define TEST_MAX_HP (200)
+
+SINGLE_BATTLE_TEST("Dry Skin causes 1/8th Max HP damage in Sun")
+{
+    GIVEN {
+        PLAYER(SPECIES_PARASECT) { Ability(ABILITY_DRY_SKIN); HP(100); MaxHP(TEST_MAX_HP); };
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(player, MOVE_SUNNY_DAY); }
+    } SCENE {
+        ABILITY_POPUP(player, ABILITY_DRY_SKIN);
+        HP_BAR(player, damage: TEST_MAX_HP / 8);
+        MESSAGE("The Parasect's Dry Skin takes its toll!");
+    }
+}
+
+SINGLE_BATTLE_TEST("Dry Skin heals 1/8th Max HP in Rain")
+{
+    GIVEN {
+        PLAYER(SPECIES_PARASECT) { Ability(ABILITY_DRY_SKIN); HP(100); MaxHP(TEST_MAX_HP); };
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(player, MOVE_RAIN_DANCE); }
+    } SCENE {
+        ABILITY_POPUP(player, ABILITY_DRY_SKIN);
+        MESSAGE("Parasect's Dry Skin restored its HP a little!");
+        HP_BAR(player, hp: TEST_MAX_HP / 8 + 100);
+    }
+}
+
+SINGLE_BATTLE_TEST("Dry Skin increases damage taken from Fire-type moves by 25%", s16 damage)
+{
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_EMBER].type == TYPE_FIRE);
+        PLAYER(SPECIES_WOBBUFFET);
+        OPPONENT(SPECIES_PARASECT) { Ability(ABILITY_DRY_SKIN); };
+    } WHEN {
+        TURN {MOVE(player, MOVE_EMBER); }
+    } SCENE {
+        MESSAGE("Wobbuffet used Ember!");
+        HP_BAR(opponent, captureDamage: &results[i].damage);
+    } FINALLY {
+        EXPECT_MUL_EQ(results[0].damage, Q_4_12(1.25), results[1].damage);
+    }
+}
+
+SINGLE_BATTLE_TEST("Dry Skin heals 25% when hit by water type moves")
+{
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_BUBBLE].type == TYPE_WATER);
+        PLAYER(SPECIES_PARASECT) { Ability(ABILITY_DRY_SKIN); HP(100); MaxHP(TEST_MAX_HP); };
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_BUBBLE); }
+    } SCENE {
+        ABILITY_POPUP(player, ABILITY_DRY_SKIN);
+        HP_BAR(player, hp: TEST_MAX_HP / 4 + 100);
+        MESSAGE("Parasect restored HP using its Dry Skin!");
+    }
+}
+
+SINGLE_BATTLE_TEST("Dry Skin does not activate if protected")
+{
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_BUBBLE].type == TYPE_WATER);
+        PLAYER(SPECIES_PARASECT) { Ability(ABILITY_DRY_SKIN); HP(100); MaxHP(TEST_MAX_HP); };
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(player, MOVE_PROTECT); MOVE(opponent, MOVE_BUBBLE); }
+    } SCENE {
+        NONE_OF { ABILITY_POPUP(player, ABILITY_DRY_SKIN); HP_BAR(player); MESSAGE("Parasect restored HP using its Dry Skin!"); }
+    }
+}
+
+SINGLE_BATTLE_TEST("Dry Skin is only triggered once on multi strike moves")
+{
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_WATER_SHURIKEN].type == TYPE_WATER);
+        ASSUME(gBattleMoves[MOVE_WATER_SHURIKEN].effect == EFFECT_MULTI_HIT);
+        PLAYER(SPECIES_PARASECT) { Ability(ABILITY_DRY_SKIN); HP(100); MaxHP(TEST_MAX_HP); };
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_WATER_SHURIKEN); }
+    } SCENE {
+        ABILITY_POPUP(player, ABILITY_DRY_SKIN);
+        HP_BAR(player, hp: TEST_MAX_HP / 4 + 100);
+        MESSAGE("Parasect restored HP using its Dry Skin!");
+    }
+}
+
+SINGLE_BATTLE_TEST("Dry Skin prevents Absorb Bulb and Luminous Moss from activating")
+{
+    u32 item;
+    PARAMETRIZE { item = ITEM_ABSORB_BULB; }
+    PARAMETRIZE { item = ITEM_LUMINOUS_MOSS; }
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_BUBBLE].type == TYPE_WATER);
+        PLAYER(SPECIES_PARASECT) { Ability(ABILITY_DRY_SKIN); HP(100); MaxHP(TEST_MAX_HP); Item(item); };
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_BUBBLE); }
+    } SCENE {
+        ABILITY_POPUP(player, ABILITY_DRY_SKIN);
+        HP_BAR(player, hp: TEST_MAX_HP / 4 + 100);
+        MESSAGE("Parasect restored HP using its Dry Skin!");
+        NONE_OF {
+            ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_STATS_CHANGE, player);
+        }
+    }
+}

test/ability_hydration.c

@@ -0,0 +1,16 @@
+#include "global.h"
+#include "test_battle.h"
+
+SINGLE_BATTLE_TEST("Hydration cures non-volatile Status conditions if it is raining")
+{
+    GIVEN {
+        PLAYER(SPECIES_VAPOREON) { Ability(ABILITY_HYDRATION); Status1(STATUS1_BURN); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(player, MOVE_RAIN_DANCE); }
+    } SCENE {
+        ABILITY_POPUP(player, ABILITY_HYDRATION);
+        MESSAGE("Vaporeon's Hydration cured its burn problem!");
+        STATUS_ICON(player, none: TRUE);
+    }
+}

test/ability_ice_body.c

@@ -0,0 +1,30 @@
+#include "global.h"
+#include "test_battle.h"
+
+#define TEST_MAX_HP (100)
+
+SINGLE_BATTLE_TEST("Ice Body prevents damage from hail")
+{
+    GIVEN {
+        PLAYER(SPECIES_WOBBUFFET);
+        OPPONENT(SPECIES_GLALIE) { Ability(ABILITY_ICE_BODY); };
+    } WHEN {
+        TURN { MOVE(player, MOVE_HAIL); MOVE(opponent, MOVE_SKILL_SWAP); }
+    } SCENE {
+        NONE_OF { HP_BAR(player); }
+    }
+}
+
+SINGLE_BATTLE_TEST("Ice Body recovers 1/16th of Max HP in hail.")
+{
+    GIVEN {
+        PLAYER(SPECIES_GLALIE) { Ability(ABILITY_ICE_BODY); HP(1); MaxHP(TEST_MAX_HP); };
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_HAIL); }
+    } SCENE {
+        ABILITY_POPUP(player, ABILITY_ICE_BODY);
+        MESSAGE("Glalie's Ice Body healed it a little bit!");
+        HP_BAR(player, hp: TEST_MAX_HP / 16 + 1);
+    }
+}

test/ability_leaf_guard.c

@@ -0,0 +1,95 @@
+#include "global.h"
+#include "test_battle.h"
+
+SINGLE_BATTLE_TEST("Leaf Guard prevents non-volatile status conditions in sun")
+{
+    u32 move;
+    PARAMETRIZE { move = MOVE_WILL_O_WISP; }
+    PARAMETRIZE { move = MOVE_HYPNOSIS; }
+    PARAMETRIZE { move = MOVE_THUNDER_WAVE; }
+    PARAMETRIZE { move = MOVE_TOXIC; }
+    PARAMETRIZE { move = MOVE_POWDER_SNOW; }
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_WILL_O_WISP].effect == EFFECT_WILL_O_WISP);
+        ASSUME(gBattleMoves[MOVE_HYPNOSIS].effect == EFFECT_SLEEP);
+        ASSUME(gBattleMoves[MOVE_THUNDER_WAVE].effect == EFFECT_PARALYZE);
+        ASSUME(gBattleMoves[MOVE_TOXIC].effect == EFFECT_TOXIC);
+        ASSUME(gBattleMoves[MOVE_POWDER_SNOW].effect == EFFECT_FREEZE_HIT);
+        PLAYER(SPECIES_LEAFEON) { Ability(ABILITY_LEAF_GUARD); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(player, MOVE_SUNNY_DAY); MOVE(opponent, move); }
+    } SCENE {
+        switch (move)
+        {
+            case MOVE_WILL_O_WISP:
+                MESSAGE("Foe Wobbuffet used Will-o-Wisp!");
+                NOT ANIMATION(ANIM_TYPE_MOVE, MOVE_WILL_O_WISP, opponent);
+                ABILITY_POPUP(player, ABILITY_LEAF_GUARD);
+                MESSAGE("It doesn't affect Leafeon…");
+                break;
+            case MOVE_HYPNOSIS:
+                MESSAGE("Foe Wobbuffet used Hypnosis!");
+                NOT ANIMATION(ANIM_TYPE_MOVE, MOVE_HYPNOSIS, opponent);
+                ABILITY_POPUP(player, ABILITY_LEAF_GUARD);
+                MESSAGE("It doesn't affect Leafeon…");
+                break;
+            case MOVE_THUNDER_WAVE:
+                MESSAGE("Foe Wobbuffet used Thunder Wave!");
+                NOT ANIMATION(ANIM_TYPE_MOVE, MOVE_THUNDER_WAVE, opponent);
+                ABILITY_POPUP(player, ABILITY_LEAF_GUARD);
+                MESSAGE("It doesn't affect Leafeon…");
+                break;
+            case MOVE_TOXIC:
+                MESSAGE("Foe Wobbuffet used Toxic!");
+                NOT ANIMATION(ANIM_TYPE_MOVE, MOVE_TOXIC, opponent);
+                ABILITY_POPUP(player, ABILITY_LEAF_GUARD);
+                MESSAGE("It doesn't affect Leafeon…");
+                break;
+            case MOVE_POWDER_SNOW:
+                MESSAGE("Foe Wobbuffet used Powder Snow!");
+                ANIMATION(ANIM_TYPE_MOVE, MOVE_POWDER_SNOW, opponent);
+                MESSAGE("It's super effective!");
+                break;
+        }
+        NONE_OF {STATUS_ICON(player, status1: TRUE);}
+    }
+}
+
+SINGLE_BATTLE_TEST("Leaf Guard prevents status conditions from Flame Orb and Toxic Orb")
+{
+    u32 item;
+    PARAMETRIZE { item = ITEM_FLAME_ORB; }
+    PARAMETRIZE { item = ITEM_TOXIC_ORB; }
+    GIVEN {
+        ASSUME(gItems[ITEM_FLAME_ORB].holdEffect == HOLD_EFFECT_FLAME_ORB);
+        ASSUME(gItems[ITEM_TOXIC_ORB].holdEffect == HOLD_EFFECT_TOXIC_ORB);
+        PLAYER(SPECIES_LEAFEON) {Ability(ABILITY_LEAF_GUARD); Item(item); };
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(player, MOVE_SUNNY_DAY); }
+    } SCENE {
+        if (item == ITEM_FLAME_ORB) {
+            NONE_OF { MESSAGE("Leafeon was burned!"); STATUS_ICON(player, burn: TRUE);}
+        }
+        else {
+            NONE_OF { MESSAGE("Leafeon is badly poisoned!"); STATUS_ICON(player, poison: TRUE);}
+        }
+    }
+}
+
+SINGLE_BATTLE_TEST("Leaf Guard prevents Rest during sun")
+{
+    GIVEN {
+        ASSUME(B_LEAF_GUARD_PREVENTS_REST >= GEN_5);
+        ASSUME(gBattleMoves[MOVE_REST].effect == EFFECT_REST);
+        PLAYER(SPECIES_LEAFEON) { Ability(ABILITY_LEAF_GUARD); HP(100); MaxHP(200); };
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_SUNNY_DAY); MOVE(player, MOVE_REST); }
+    } SCENE {
+        MESSAGE("But it failed!");
+        NOT STATUS_ICON(player, sleep: TRUE);
+        NONE_OF {HP_BAR(player);}
+    }
+}

test/ability_rain_dish.c

@@ -0,0 +1,18 @@
+#include "global.h"
+#include "test_battle.h"
+
+#define TEST_MAX_HP (100)
+
+SINGLE_BATTLE_TEST("Rain Dish recovers 1/16th of Max HP in Rain")
+{
+    GIVEN {
+        PLAYER(SPECIES_LUDICOLO) { Ability(ABILITY_RAIN_DISH); HP(1); MaxHP(TEST_MAX_HP); };
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_RAIN_DANCE); }
+    } SCENE {
+        ABILITY_POPUP(player, ABILITY_RAIN_DISH);
+        MESSAGE("Ludicolo's Rain Dish restored its HP a little!");
+        HP_BAR(player, hp: TEST_MAX_HP / 16 + 1);
+    }
+}

test/ability_sand_veil.c

@@ -4,7 +4,7 @@
 SINGLE_BATTLE_TEST("Sand Veil prevents damage from sandstorm")
 {
     GIVEN {
-        PLAYER(SPECIES_SANDSHREW) { Ability(ABILITY_SAND_VEIL); };
+        PLAYER(SPECIES_CACNEA) { Ability(ABILITY_SAND_VEIL); };
         OPPONENT(SPECIES_WOBBUFFET);
     } WHEN {
         TURN { MOVE(opponent, MOVE_SANDSTORM); }
@@ -14,7 +14,7 @@ SINGLE_BATTLE_TEST("Sand Veil prevents damage from sandstorm")
     }
 }
 
-SINGLE_BATTLE_TEST("Sand Veil reduces accuracy during sandstorm")
+SINGLE_BATTLE_TEST("Sand Veil increases evasion during sandstorm")
 {
     PASSES_RANDOMLY(4, 5, RNG_ACCURACY);
     GIVEN {

test/ability_snow_cloak.c

@@ -0,0 +1,29 @@
+#include "global.h"
+#include "test_battle.h"
+
+SINGLE_BATTLE_TEST("Snow Cloak prevents damage from hail")
+{
+    GIVEN {
+        PLAYER(SPECIES_WOBBUFFET);
+        OPPONENT(SPECIES_GLACEON) { Ability(ABILITY_SNOW_CLOAK); };
+    } WHEN {
+        TURN { MOVE(player, MOVE_HAIL); MOVE(opponent, MOVE_SKILL_SWAP); }
+    } SCENE {
+        NONE_OF { HP_BAR(player); }
+    }
+}
+
+SINGLE_BATTLE_TEST("Snow Cloak increases evasion during hail")
+{
+    PASSES_RANDOMLY(4, 5, RNG_ACCURACY);
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_POUND].accuracy == 100);
+        PLAYER(SPECIES_GLACEON) { Ability(ABILITY_SNOW_CLOAK); };
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_HAIL); }
+        TURN { MOVE(opponent, MOVE_POUND); }
+    } SCENE {
+        HP_BAR(player);
+    }
+}

test/ability_water_absorb.c

@@ -63,7 +63,7 @@ SINGLE_BATTLE_TEST("Water Absorb is only triggered once on multi strike moves")
     }
 }
 
-SINGLE_BATTLE_TEST("Water Absorb prevents Items from activating")
+SINGLE_BATTLE_TEST("Water Absorb prevents Absorb Bulb and Luminous Moss from activating")
 {
     u32 item;
     PARAMETRIZE { item = ITEM_ABSORB_BULB; }