Fix Kee Berry and Custap Berry + Tests (#3409)

* Fix Kee Berry and Custap Berry + Tests

* add missing assumes

* fix wrong test files

* fix new line

src/battle_main.c

@@ -4964,6 +4964,7 @@ static void TurnValuesCleanUp(bool8 var0)
             gProtectStructs[i].kingsShielded = FALSE;
             gProtectStructs[i].banefulBunkered = FALSE;
             gProtectStructs[i].quash = FALSE;
+            gProtectStructs[i].usedCustapBerry = FALSE;
         }
         else
         {
@@ -5130,7 +5131,6 @@ static void CheckQuickClaw_CustapBerryActivation(void)
             {
                 if (gProtectStructs[battler].usedCustapBerry)
                 {
-                    gProtectStructs[battler].usedCustapBerry = FALSE;
                     gLastUsedItem = gBattleMons[battler].item;
                     PREPARE_ITEM_BUFFER(gBattleTextBuff1, gLastUsedItem);
                     if (GetBattlerHoldEffect(battler, FALSE) == HOLD_EFFECT_CUSTAP_BERRY)

src/battle_util.c

@@ -6625,6 +6625,7 @@ static u8 DamagedStatBoostBerryEffect(u32 battler, u8 statId, u8 split)
         else
             SET_STATCHANGER(statId, 1, FALSE);
 
+        gBattleScripting.battler = battler;
         gBattleScripting.animArg1 = 14 + statId;
         gBattleScripting.animArg2 = 0;
         BattleScriptPushCursor();

test/battle/hold_effect/attack_up.c

@@ -0,0 +1,71 @@
+#include "global.h"
+#include "test/battle.h"
+
+ASSUMPTIONS
+{
+    ASSUME(gItems[ITEM_LIECHI_BERRY].holdEffect == HOLD_EFFECT_ATTACK_UP);
+    ASSUME(gBattleMoves[MOVE_DRAGON_RAGE].effect == EFFECT_DRAGON_RAGE);
+}
+
+SINGLE_BATTLE_TEST("Liechi Berry raises the holder's Attack by one stage when HP drops to 1/4 or below")
+{
+    u32 move;
+
+    PARAMETRIZE { move = MOVE_TACKLE; }
+    PARAMETRIZE { move = MOVE_DRAGON_RAGE; }
+
+    GIVEN {
+        PLAYER(SPECIES_WOBBUFFET) { MaxHP(160); HP(80); Item(ITEM_LIECHI_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, move); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, move, opponent);
+        if (move == MOVE_TACKLE)
+        {
+            NOT ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            NOT MESSAGE("Using Liechi Berry, the Attack of Wobbuffet rose!");
+        }
+        else
+        {
+            ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            MESSAGE("Using Liechi Berry, the Attack of Wobbuffet rose!");
+        }
+    } THEN {
+        if (move == MOVE_DRAGON_RAGE)
+            EXPECT_EQ(player->statStages[STAT_ATK], 7);
+    }
+}
+
+SINGLE_BATTLE_TEST("Liechi Berry raises Attack by one stage when HP drops to 1/2 or below if holder has Gluttony")
+{
+    GIVEN {
+        PLAYER(SPECIES_BELLSPROUT) { MaxHP(80); HP(80); Ability(ABILITY_GLUTTONY); Item(ITEM_LIECHI_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Using Liechi Berry, the Attack of Bellsprout rose!");
+    } THEN {
+        EXPECT_EQ(player->statStages[STAT_ATK], DEFAULT_STAT_STAGE + 1);
+    }
+}
+
+SINGLE_BATTLE_TEST("Liechi Berry raises Attack by one stage when HP drops to 1/4 or below if holder has Ripen")
+{
+    GIVEN {
+        ASSUME(P_GEN_8_POKEMON == TRUE);
+        PLAYER(SPECIES_APPLIN) { MaxHP(160); HP(80); Ability(ABILITY_RIPEN); Item(ITEM_LIECHI_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Using Liechi Berry, the Attack of Applin sharply rose!");
+    } THEN {
+        EXPECT_EQ(player->statStages[STAT_ATK], DEFAULT_STAT_STAGE + 2);
+    }
+}

test/battle/hold_effect/critical_hit_up.c

@@ -0,0 +1,67 @@
+#include "global.h"
+#include "test/battle.h"
+
+ASSUMPTIONS
+{
+    ASSUME(gItems[ITEM_LANSAT_BERRY].holdEffect == HOLD_EFFECT_CRITICAL_UP);
+    ASSUME(gBattleMoves[MOVE_DRAGON_RAGE].effect == EFFECT_DRAGON_RAGE);
+}
+
+SINGLE_BATTLE_TEST("Lansat Berry raises the holder's critical-hit-ratio by two stages when HP drops to 1/4 or below")
+{
+    u32 move;
+
+    PARAMETRIZE { move = MOVE_TACKLE; }
+    PARAMETRIZE { move = MOVE_DRAGON_RAGE; }
+
+    GIVEN {
+        PLAYER(SPECIES_WOBBUFFET) { MaxHP(160); HP(80); Item(ITEM_LANSAT_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, move); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, move, opponent);
+        if (move == MOVE_TACKLE)
+        {
+            NOT ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            NOT MESSAGE("Wobbuffet used Lansat Berry to get pumped!");
+        }
+        else
+        {
+            ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            MESSAGE("Wobbuffet used Lansat Berry to get pumped!");
+        }
+    }
+}
+
+SINGLE_BATTLE_TEST("Lansat Berry raises the holder's critical-hit-ratio by two stages when HP drops to 1/2 or below")
+{
+    GIVEN {
+        PLAYER(SPECIES_BELLSPROUT) { MaxHP(80); HP(80); Ability(ABILITY_GLUTTONY); Item(ITEM_LANSAT_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Bellsprout used Lansat Berry to get pumped!");
+    }
+}
+
+SINGLE_BATTLE_TEST("Lansat Berry raises the holder's critical-hit-ratio by two stages when HP drops to 1/4 or below")
+{
+    PASSES_RANDOMLY(1, 2, RNG_CRITICAL_HIT);
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_TACKLE].highCritRatio == FALSE);
+        PLAYER(SPECIES_WOBBUFFET) { MaxHP(160); HP(80); Item(ITEM_LANSAT_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); MOVE(player, MOVE_TACKLE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Wobbuffet used Lansat Berry to get pumped!");
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_TACKLE, player);
+        MESSAGE("A critical hit!");
+    }
+}

test/battle/hold_effect/custap_berry.c

@@ -0,0 +1,37 @@
+#include "global.h"
+#include "test/battle.h"
+
+ASSUMPTIONS
+{
+    ASSUME(gItems[ITEM_CUSTAP_BERRY].holdEffect == HOLD_EFFECT_CUSTAP_BERRY);
+}
+
+SINGLE_BATTLE_TEST("Custap Berry allows the holder to move first in its priority bracket when HP is below 1/4")
+{
+    GIVEN {
+        PLAYER(SPECIES_WOBBUFFET) { Speed(1); MaxHP(160); HP(40); Item(ITEM_CUSTAP_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET) { Speed(2); }
+    } WHEN {
+        TURN { MOVE(player, MOVE_TACKLE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Wobbuffet can act faster, thanks to Custap Berry!");
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_TACKLE, player);
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_CELEBRATE, opponent);
+    }
+}
+
+SINGLE_BATTLE_TEST("Custap Berry allows the holder to move first in its priority bracket when HP is below 1/2. If the holder has Gluttony")
+{
+    GIVEN {
+        PLAYER(SPECIES_BELLSPROUT) { Speed(1); MaxHP(160); HP(80); Ability(ABILITY_GLUTTONY); Item(ITEM_CUSTAP_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET) { Speed(2); }
+    } WHEN {
+        TURN { MOVE(player, MOVE_TACKLE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Bellsprout can act faster, thanks to Custap Berry!");
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_TACKLE, player);
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_CELEBRATE, opponent);
+    }
+}

test/battle/hold_effect/defense_up.c

@@ -0,0 +1,71 @@
+#include "global.h"
+#include "test/battle.h"
+
+ASSUMPTIONS
+{
+    ASSUME(gItems[ITEM_GANLON_BERRY].holdEffect == HOLD_EFFECT_DEFENSE_UP);
+    ASSUME(gBattleMoves[MOVE_DRAGON_RAGE].effect == EFFECT_DRAGON_RAGE);
+}
+
+SINGLE_BATTLE_TEST("Ganlon Berry raises the holder's Defense by one stage when HP drops to 1/4 or below")
+{
+    u32 move;
+
+    PARAMETRIZE { move = MOVE_TACKLE; }
+    PARAMETRIZE { move = MOVE_DRAGON_RAGE; }
+
+    GIVEN {
+        PLAYER(SPECIES_WOBBUFFET) { MaxHP(160); HP(80); Item(ITEM_GANLON_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, move); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, move, opponent);
+        if (move == MOVE_TACKLE)
+        {
+            NOT ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            NOT MESSAGE("Using Ganlon Berry, the Defense of Wobbuffet rose!");
+        }
+        else
+        {
+            ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            MESSAGE("Using Ganlon Berry, the Defense of Wobbuffet rose!");
+        }
+    } THEN {
+        if (move == MOVE_DRAGON_RAGE)
+            EXPECT_EQ(player->statStages[STAT_DEF], DEFAULT_STAT_STAGE + 1);
+    }
+}
+
+SINGLE_BATTLE_TEST("Ganlon Berry raises Defense by one stage when HP drops to 1/2 or below if holder has Gluttony")
+{
+    GIVEN {
+        PLAYER(SPECIES_BELLSPROUT) { MaxHP(80); HP(80); Ability(ABILITY_GLUTTONY); Item(ITEM_GANLON_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Using Ganlon Berry, the Defense of Bellsprout rose!");
+    } THEN {
+        EXPECT_EQ(player->statStages[STAT_DEF], DEFAULT_STAT_STAGE + 1);
+    }
+}
+
+SINGLE_BATTLE_TEST("Ganlon Berry raises Defense by one stage when HP drops to 1/4 or below if holder has Ripen")
+{
+    GIVEN {
+        ASSUME(P_GEN_8_POKEMON == TRUE);
+        PLAYER(SPECIES_APPLIN) { MaxHP(160); HP(80); Ability(ABILITY_RIPEN); Item(ITEM_GANLON_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Using Ganlon Berry, the Defense of Applin sharply rose!");
+    } THEN {
+        EXPECT_EQ(player->statStages[STAT_DEF], DEFAULT_STAT_STAGE + 2);
+    }
+}

test/battle/hold_effect/jaboca_berry.c

@@ -0,0 +1,44 @@
+#include "global.h"
+#include "test/battle.h"
+
+ASSUMPTIONS
+{
+    ASSUME(gItems[ITEM_JABOCA_BERRY].holdEffect == HOLD_EFFECT_JABOCA_BERRY);
+}
+
+SINGLE_BATTLE_TEST("Jaboca Berry causes the attacker to lose 1/8 of its max HP if a physical move was used")
+{
+    s16 damage;
+
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_TACKLE].split == SPLIT_PHYSICAL);
+        PLAYER(SPECIES_WOBBUFFET);
+        OPPONENT(SPECIES_WOBBUFFET) { Item(ITEM_JABOCA_BERRY); }
+    } WHEN {
+        TURN { MOVE(player, MOVE_TACKLE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_TACKLE, player);
+        HP_BAR(opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, opponent);
+        HP_BAR(player, captureDamage: &damage);
+        MESSAGE("Wobbuffet was hurt by Foe Wobbuffet's Jaboca Berry!");
+    } THEN {
+        EXPECT_EQ(player->maxHP / 8, damage);
+    }
+}
+
+SINGLE_BATTLE_TEST("Jaboca Berry is not triggered by a special move")
+{
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_SWIFT].split == SPLIT_SPECIAL);
+        PLAYER(SPECIES_WOBBUFFET);
+        OPPONENT(SPECIES_WOBBUFFET) { Item(ITEM_JABOCA_BERRY); }
+    } WHEN {
+        TURN { MOVE(player, MOVE_SWIFT); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_SWIFT, player);
+        HP_BAR(opponent);
+        NOT ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, opponent);
+        NOT MESSAGE("Wobbuffet was hurt by Foe Wobbuffet's Jaboca Berry!");
+    }
+}

test/battle/hold_effect/kee_berry.c

@@ -0,0 +1,60 @@
+#include "global.h"
+#include "test/battle.h"
+
+ASSUMPTIONS
+{
+    ASSUME(gItems[ITEM_KEE_BERRY].holdEffect == HOLD_EFFECT_KEE_BERRY);
+}
+
+SINGLE_BATTLE_TEST("Kee Berry raises the holder's Defense by one stage when hit by a physical move")
+{
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_TACKLE].split == SPLIT_PHYSICAL);
+        PLAYER(SPECIES_WOBBUFFET);
+        OPPONENT(SPECIES_WOBBUFFET) { Item(ITEM_KEE_BERRY); }
+    } WHEN {
+        TURN { MOVE(player, MOVE_TACKLE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_TACKLE, player);
+        HP_BAR(opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, opponent);
+        MESSAGE("Using Kee Berry, the Defense of Foe Wobbuffet rose!");
+    } THEN {
+        EXPECT_EQ(opponent->statStages[STAT_DEF], DEFAULT_STAT_STAGE + 1);
+    }
+}
+
+SINGLE_BATTLE_TEST("Kee Berry raises the holder's Defense by two stages with Ripen when hit by a physical move")
+{
+    GIVEN {
+        ASSUME(P_GEN_8_POKEMON == TRUE);
+        ASSUME(gBattleMoves[MOVE_TACKLE].split == SPLIT_PHYSICAL);
+        PLAYER(SPECIES_WOBBUFFET);
+        OPPONENT(SPECIES_APPLIN) { Item(ITEM_KEE_BERRY); Ability(ABILITY_RIPEN); }
+    } WHEN {
+        TURN { MOVE(player, MOVE_TACKLE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_TACKLE, player);
+        HP_BAR(opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, opponent);
+        MESSAGE("Using Kee Berry, the Defense of Foe Applin sharply rose!");
+    } THEN {
+        EXPECT_EQ(opponent->statStages[STAT_DEF], DEFAULT_STAT_STAGE + 2);
+    }
+}
+
+SINGLE_BATTLE_TEST("Kee Berry is not triggered by a special move")
+{
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_SWIFT].split == SPLIT_SPECIAL);
+        PLAYER(SPECIES_WOBBUFFET);
+        OPPONENT(SPECIES_WOBBUFFET) { Item(ITEM_KEE_BERRY); }
+    } WHEN {
+        TURN { MOVE(player, MOVE_SWIFT); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_SWIFT, player);
+        HP_BAR(opponent);
+        NOT ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, opponent);
+        NOT MESSAGE("Using Kee Berry, the Defense of Foe Wobbuffet rose!");
+    }
+}

test/battle/hold_effect/maranga_berry.c

@@ -0,0 +1,60 @@
+#include "global.h"
+#include "test/battle.h"
+
+ASSUMPTIONS
+{
+    ASSUME(gItems[ITEM_MARANGA_BERRY].holdEffect == HOLD_EFFECT_MARANGA_BERRY);
+}
+
+SINGLE_BATTLE_TEST("Maranga Berry raises the holder's Sp. Def by one stage when hit by a special move")
+{
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_SWIFT].split == SPLIT_SPECIAL);
+        PLAYER(SPECIES_WOBBUFFET);
+        OPPONENT(SPECIES_WOBBUFFET) { Item(ITEM_MARANGA_BERRY); }
+    } WHEN {
+        TURN { MOVE(player, MOVE_SWIFT); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_SWIFT, player);
+        HP_BAR(opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, opponent);
+        MESSAGE("Using Maranga Berry, the Sp. Def of Foe Wobbuffet rose!");
+    } THEN {
+        EXPECT_EQ(opponent->statStages[STAT_SPDEF], DEFAULT_STAT_STAGE + 1);
+    }
+}
+
+SINGLE_BATTLE_TEST("Maranga Berry raises the holder's Sp. Def by two stages with Ripen when hit by a special move")
+{
+    GIVEN {
+        ASSUME(P_GEN_8_POKEMON == TRUE);
+        ASSUME(gBattleMoves[MOVE_SWIFT].split == SPLIT_SPECIAL);
+        PLAYER(SPECIES_WOBBUFFET);
+        OPPONENT(SPECIES_APPLIN) { Item(ITEM_MARANGA_BERRY); Ability(ABILITY_RIPEN); }
+    } WHEN {
+        TURN { MOVE(player, MOVE_SWIFT); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_SWIFT, player);
+        HP_BAR(opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, opponent);
+        MESSAGE("Using Maranga Berry, the Sp. Def of Foe Applin sharply rose!");
+    } THEN {
+        EXPECT_EQ(opponent->statStages[STAT_SPDEF], DEFAULT_STAT_STAGE + 2);
+    }
+}
+
+SINGLE_BATTLE_TEST("Maranga Berry raises the holder's Sp. Def by one stage when hit by a special move")
+{
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_TACKLE].split == SPLIT_PHYSICAL);
+        PLAYER(SPECIES_WOBBUFFET);
+        OPPONENT(SPECIES_WOBBUFFET) { Item(ITEM_MARANGA_BERRY); }
+    } WHEN {
+        TURN { MOVE(player, MOVE_TACKLE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_TACKLE, player);
+        HP_BAR(opponent);
+        NOT ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, opponent);
+        NOT MESSAGE("Using Maranga Berry, the Sp. Def of Foe Wobbuffet rose!");
+    }
+}

test/battle/hold_effect/micle_berry.c

@@ -0,0 +1,68 @@
+#include "global.h"
+#include "test/battle.h"
+
+ASSUMPTIONS
+{
+    ASSUME(gItems[ITEM_MICLE_BERRY].holdEffect == HOLD_EFFECT_MICLE_BERRY);
+    ASSUME(gBattleMoves[MOVE_DRAGON_RAGE].effect == EFFECT_DRAGON_RAGE);
+}
+
+SINGLE_BATTLE_TEST("Micle Berry raises the holder's accuracy by 1.2 when HP drops to 1/4 or below")
+{
+    u32 move;
+
+    PARAMETRIZE { move = MOVE_TACKLE; }
+    PARAMETRIZE { move = MOVE_DRAGON_RAGE; }
+
+    GIVEN {
+        PLAYER(SPECIES_WOBBUFFET) { MaxHP(160); HP(80); Item(ITEM_MICLE_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, move); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, move, opponent);
+        if (move == MOVE_TACKLE)
+        {
+            NOT ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            NOT MESSAGE("Wobbuffet boosted the accuracy of its next move using Micle Berry!");
+        }
+        else
+        {
+            ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            MESSAGE("Wobbuffet boosted the accuracy of its next move using Micle Berry!");
+        }
+    }
+}
+
+SINGLE_BATTLE_TEST("Micle Berry raises the holder's accuracy by 1.2 when HP drops to 1/2 or below")
+{
+    GIVEN {
+        PLAYER(SPECIES_BELLSPROUT) { MaxHP(80); HP(80); Ability(ABILITY_GLUTTONY); Item(ITEM_MICLE_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Bellsprout boosted the accuracy of its next move using Micle Berry!");
+    }
+}
+
+SINGLE_BATTLE_TEST("Micle Berry raises the holder's accuracy by 1.2")
+{
+    PASSES_RANDOMLY(24, 25, RNG_ACCURACY);
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_SUBMISSION].accuracy == 80);
+        PLAYER(SPECIES_WOBBUFFET) { MaxHP(160); HP(80); Item(ITEM_MICLE_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); MOVE(player, MOVE_SUBMISSION); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Wobbuffet boosted the accuracy of its next move using Micle Berry!");
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_SUBMISSION, player);
+    }
+}
+
+

test/battle/hold_effect/random_stat_up.c

@@ -0,0 +1,11 @@
+#include "global.h"
+#include "test/battle.h"
+
+ASSUMPTIONS
+{
+    ASSUME(gItems[ITEM_STARF_BERRY].holdEffect == HOLD_EFFECT_RANDOM_STAT_UP);
+}
+
+TO_DO_BATTLE_TEST("Starf Berry randomly raises the holder's Attack, Defense, Sp. Atk, Sp. Def, or Speed by two stages when the holder's HP drop to 1/4 or below")
+TO_DO_BATTLE_TEST("Starf Berry randomly raises the holder's Attack, Defense, Sp. Atk, Sp. Def, or Speed by two stages when the holder's HP drop to 1/2 or below if it has Gluttony")
+TO_DO_BATTLE_TEST("Starf Berry randomly raises the holder's Attack, Defense, Sp. Atk, Sp. Def, or Speed by four stages when the holder's HP drop to 1/4 or below if it has Riped")

test/battle/hold_effect/rowap_berry.c

@@ -0,0 +1,44 @@
+#include "global.h"
+#include "test/battle.h"
+
+ASSUMPTIONS
+{
+    ASSUME(gItems[ITEM_ROWAP_BERRY].holdEffect == HOLD_EFFECT_ROWAP_BERRY);
+}
+
+SINGLE_BATTLE_TEST("Rowap Berry causes the attacker to lose 1/8 of its max HP if a special move was used")
+{
+    s16 damage;
+
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_SWIFT].split == SPLIT_SPECIAL);
+        PLAYER(SPECIES_WOBBUFFET);
+        OPPONENT(SPECIES_WOBBUFFET) { Item(ITEM_ROWAP_BERRY); }
+    } WHEN {
+        TURN { MOVE(player, MOVE_SWIFT); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_SWIFT, player);
+        HP_BAR(opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, opponent);
+        HP_BAR(player, captureDamage: &damage);
+        MESSAGE("Wobbuffet was hurt by Foe Wobbuffet's Rowap Berry!");
+    } THEN {
+        EXPECT_EQ(player->maxHP / 8, damage);
+    }
+}
+
+SINGLE_BATTLE_TEST("Rowap Berry is not triggered by a physical move")
+{
+    GIVEN {
+        ASSUME(gBattleMoves[MOVE_TACKLE].split == SPLIT_PHYSICAL);
+        PLAYER(SPECIES_WOBBUFFET);
+        OPPONENT(SPECIES_WOBBUFFET) { Item(ITEM_ROWAP_BERRY); }
+    } WHEN {
+        TURN { MOVE(player, MOVE_TACKLE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_TACKLE, player);
+        HP_BAR(opponent);
+        NOT ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, opponent);
+        NOT MESSAGE("Wobbuffet was hurt by Foe Wobbuffet's Rowap Berry!");
+    }
+}

test/battle/hold_effect/special_attack_up.c

@@ -0,0 +1,71 @@
+#include "global.h"
+#include "test/battle.h"
+
+ASSUMPTIONS
+{
+    ASSUME(gItems[ITEM_PETAYA_BERRY].holdEffect == HOLD_EFFECT_SP_ATTACK_UP);
+    ASSUME(gBattleMoves[MOVE_DRAGON_RAGE].effect == EFFECT_DRAGON_RAGE);
+}
+
+SINGLE_BATTLE_TEST("Petaya Berry raises the holder's Sp. Atk by one stage when HP drops to 1/4 or below")
+{
+    u32 move;
+
+    PARAMETRIZE { move = MOVE_TACKLE; }
+    PARAMETRIZE { move = MOVE_DRAGON_RAGE; }
+
+    GIVEN {
+        PLAYER(SPECIES_WOBBUFFET) { MaxHP(160); HP(80); Item(ITEM_PETAYA_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, move); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, move, opponent);
+        if (move == MOVE_TACKLE)
+        {
+            NOT ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            NOT MESSAGE("Using Petaya Berry, the Sp. Atk of Wobbuffet rose!");
+        }
+        else
+        {
+            ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            MESSAGE("Using Petaya Berry, the Sp. Atk of Wobbuffet rose!");
+        }
+    } THEN {
+        if (move == MOVE_DRAGON_RAGE)
+            EXPECT_EQ(player->statStages[STAT_SPATK], DEFAULT_STAT_STAGE + 1);
+    }
+}
+
+SINGLE_BATTLE_TEST("Petaya Berry raises Sp. Atk by one stage when HP drops to 1/2 or below if holder has Gluttony")
+{
+    GIVEN {
+        PLAYER(SPECIES_BELLSPROUT) { MaxHP(80); HP(80); Ability(ABILITY_GLUTTONY); Item(ITEM_PETAYA_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Using Petaya Berry, the Sp. Atk of Bellsprout rose!");
+    } THEN {
+        EXPECT_EQ(player->statStages[STAT_SPATK], DEFAULT_STAT_STAGE + 1);
+    }
+}
+
+SINGLE_BATTLE_TEST("Petaya Berry raises Sp. Atk by one stage when HP drops to 1/4 or below if holder has Ripen")
+{
+    GIVEN {
+        ASSUME(P_GEN_8_POKEMON == TRUE);
+        PLAYER(SPECIES_APPLIN) { MaxHP(160); HP(80); Ability(ABILITY_RIPEN); Item(ITEM_PETAYA_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Using Petaya Berry, the Sp. Atk of Applin sharply rose!");
+    } THEN {
+        EXPECT_EQ(player->statStages[STAT_SPATK], DEFAULT_STAT_STAGE + 2);
+    }
+}

test/battle/hold_effect/special_defense_up.c

@@ -0,0 +1,71 @@
+#include "global.h"
+#include "test/battle.h"
+
+ASSUMPTIONS
+{
+    ASSUME(gItems[ITEM_APICOT_BERRY].holdEffect == HOLD_EFFECT_SP_DEFENSE_UP);
+    ASSUME(gBattleMoves[MOVE_DRAGON_RAGE].effect == EFFECT_DRAGON_RAGE);
+}
+
+SINGLE_BATTLE_TEST("Apicot Berry raises the holder's Sp. Def by one stage when HP drops to 1/4 or below")
+{
+    u32 move;
+
+    PARAMETRIZE { move = MOVE_TACKLE; }
+    PARAMETRIZE { move = MOVE_DRAGON_RAGE; }
+
+    GIVEN {
+        PLAYER(SPECIES_WOBBUFFET) { MaxHP(160); HP(80); Item(ITEM_APICOT_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, move); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, move, opponent);
+        if (move == MOVE_TACKLE)
+        {
+            NOT ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            NOT MESSAGE("Using Apicot Berry, the Sp. Def of Wobbuffet rose!");
+        }
+        else
+        {
+            ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            MESSAGE("Using Apicot Berry, the Sp. Def of Wobbuffet rose!");
+        }
+    } THEN {
+        if (move == MOVE_DRAGON_RAGE)
+            EXPECT_EQ(player->statStages[STAT_SPDEF], DEFAULT_STAT_STAGE + 1);
+    }
+}
+
+SINGLE_BATTLE_TEST("Apicot Berry raises Sp. Def by one stage when HP drops to 1/2 or below if holder has Gluttony")
+{
+    GIVEN {
+        PLAYER(SPECIES_BELLSPROUT) { MaxHP(80); HP(80); Ability(ABILITY_GLUTTONY); Item(ITEM_APICOT_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Using Apicot Berry, the Sp. Def of Bellsprout rose!");
+    } THEN {
+        EXPECT_EQ(player->statStages[STAT_SPDEF], DEFAULT_STAT_STAGE + 1);
+    }
+}
+
+SINGLE_BATTLE_TEST("Apicot Berry raises Sp. Def by one stage when HP drops to 1/4 or below if holder has Ripen")
+{
+    GIVEN {
+        ASSUME(P_GEN_8_POKEMON == TRUE);
+        PLAYER(SPECIES_APPLIN) { MaxHP(160); HP(80); Ability(ABILITY_RIPEN); Item(ITEM_APICOT_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Using Apicot Berry, the Sp. Def of Applin sharply rose!");
+    } THEN {
+        EXPECT_EQ(player->statStages[STAT_SPDEF], DEFAULT_STAT_STAGE + 2);
+    }
+}

test/battle/hold_effect/speed_up.c

@@ -0,0 +1,71 @@
+#include "global.h"
+#include "test/battle.h"
+
+ASSUMPTIONS
+{
+    ASSUME(gItems[ITEM_SALAC_BERRY].holdEffect == HOLD_EFFECT_SPEED_UP);
+    ASSUME(gBattleMoves[MOVE_DRAGON_RAGE].effect == EFFECT_DRAGON_RAGE);
+}
+
+SINGLE_BATTLE_TEST("Salac Berry raises the holder's Speed by one stage when HP drops to 1/4 or below")
+{
+    u32 move;
+
+    PARAMETRIZE { move = MOVE_TACKLE; }
+    PARAMETRIZE { move = MOVE_DRAGON_RAGE; }
+
+    GIVEN {
+        PLAYER(SPECIES_WOBBUFFET) { MaxHP(160); HP(80); Item(ITEM_SALAC_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, move); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, move, opponent);
+        if (move == MOVE_TACKLE)
+        {
+            NOT ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            NOT MESSAGE("Using Salac Berry, the Speed of Wobbuffet rose!");
+        }
+        else
+        {
+            ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+            MESSAGE("Using Salac Berry, the Speed of Wobbuffet rose!");
+        }
+    } THEN {
+        if (move == MOVE_DRAGON_RAGE)
+            EXPECT_EQ(player->statStages[STAT_SPEED], DEFAULT_STAT_STAGE + 1);
+    }
+}
+
+SINGLE_BATTLE_TEST("Salac Berry raises Speed by one stage when HP drops to 1/2 or below if holder has Gluttony")
+{
+    GIVEN {
+        PLAYER(SPECIES_BELLSPROUT) { MaxHP(80); HP(80); Ability(ABILITY_GLUTTONY); Item(ITEM_SALAC_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Using Salac Berry, the Speed of Bellsprout rose!");
+    } THEN {
+        EXPECT_EQ(player->statStages[STAT_SPEED], DEFAULT_STAT_STAGE + 1);
+    }
+}
+
+SINGLE_BATTLE_TEST("Salac Berry raises Speed by one stage when HP drops to 1/4 or below if holder has Ripen")
+{
+    GIVEN {
+        ASSUME(P_GEN_8_POKEMON == TRUE);
+        PLAYER(SPECIES_APPLIN) { MaxHP(160); HP(80); Ability(ABILITY_RIPEN); Item(ITEM_SALAC_BERRY); }
+        OPPONENT(SPECIES_WOBBUFFET);
+    } WHEN {
+        TURN { MOVE(opponent, MOVE_DRAGON_RAGE); }
+    } SCENE {
+        ANIMATION(ANIM_TYPE_MOVE, MOVE_DRAGON_RAGE, opponent);
+        ANIMATION(ANIM_TYPE_GENERAL, B_ANIM_HELD_ITEM_EFFECT, player);
+        MESSAGE("Using Salac Berry, the Speed of Applin sharply rose!");
+    } THEN {
+        EXPECT_EQ(player->statStages[STAT_SPEED], DEFAULT_STAT_STAGE + 2);
+    }
+}