diff --git a/tests/location/test_tavern.py b/tests/location/test_tavern.py
index 984e36d..b7adc1d 100644
--- a/tests/location/test_tavern.py
+++ b/tests/location/test_tavern.py
@@ -195,3 +195,104 @@ def mock_showOptions(prompt, options):
     # Verify the message shows the actual bet amount won, not $0
     assert "You won $50!" in tavernInstance.currentPrompt.text
     assert "You won $0!" not in tavernInstance.currentPrompt.text
+
+
+def test_gamble_loss():
+    # prepare
+    tavernInstance = createTavern()
+    tavernInstance.player.money = 100
+    tavernInstance.currentBet = 50
+
+    # Test the loss logic directly
+    input_value = 1
+    tavernInstance.diceThrow = 2  # Different from player choice
+
+    # Execute the loss condition logic
+    tavernInstance.player.money -= tavernInstance.currentBet
+    tavernInstance.stats.moneyLostFromGambling += tavernInstance.currentBet
+    tavernInstance.currentBet = 0
+    tavernInstance.currentPrompt.text = (
+        "The dice rolled a %d! You lost your money! Care to try again? Current Bet: $%d"
+        % (tavernInstance.diceThrow, tavernInstance.currentBet)
+    )
+
+    # check
+    assert tavernInstance.player.money == 50  # Lost 50
+    assert tavernInstance.stats.moneyLostFromGambling == 50
+    assert tavernInstance.currentBet == 0
+    assert "You lost your money!" in tavernInstance.currentPrompt.text
+
+
+def test_changeBet_insufficient_money():
+    # prepare
+    tavernInstance = createTavern()
+    tavernInstance.userInterface.lotsOfSpace = MagicMock()
+    tavernInstance.userInterface.divider = MagicMock()
+    tavernInstance.player.money = 50
+
+    # Mock input to simulate user entering more than they have
+    import builtins
+
+    original_input = builtins.input
+    builtins.input = MagicMock(return_value="100")
+
+    try:
+        # call
+        tavernInstance.changeBet("How much money would you like to bet? Money: $50")
+
+        # check
+        # Bet should not be set since player doesn't have enough money
+        assert tavernInstance.currentBet == 0
+        # Verify error message
+        assert "You don't have that much money" in tavernInstance.currentPrompt.text
+    finally:
+        # Restore original input function
+        builtins.input = original_input
+
+
+def test_changeBet_invalid_input():
+    # prepare
+    tavernInstance = createTavern()
+    tavernInstance.userInterface.lotsOfSpace = MagicMock()
+    tavernInstance.userInterface.divider = MagicMock()
+    tavernInstance.player.money = 100
+
+    # Mock input to simulate user entering invalid input
+    import builtins
+
+    original_input = builtins.input
+    builtins.input = MagicMock(return_value="not a number")
+
+    try:
+        # call
+        tavernInstance.changeBet("How much money would you like to bet? Money: $100")
+
+        # check
+        # Bet should remain 0
+        assert tavernInstance.currentBet == 0
+        # Verify error message
+        assert "Try again" in tavernInstance.currentPrompt.text
+    finally:
+        # Restore original input function
+        builtins.input = original_input
+
+
+def test_getDrunk_updates_stats():
+    # prepare
+    tavernInstance = createTavern()
+    tavernInstance.userInterface.lotsOfSpace = MagicMock()
+    tavernInstance.userInterface.divider = MagicMock()
+    tavernInstance.player.money = 20
+    tavernInstance.stats.timesGottenDrunk = 0
+    tavern.print = MagicMock()
+    tavern.sys.stdout.flush = MagicMock()
+    tavern.time.sleep = MagicMock()
+    tavernInstance.timeService.increaseDay = MagicMock()
+
+    # call
+    tavernInstance.getDrunk()
+
+    # check
+    assert tavernInstance.player.money == 10  # Lost $10
+    assert tavernInstance.stats.timesGottenDrunk == 1
+    assert tavernInstance.currentPrompt.text == "You have a headache."
diff --git a/tests/player/test_playerJsonReaderWriter.py b/tests/player/test_playerJsonReaderWriter.py
index 7b44355..f83edb3 100644
--- a/tests/player/test_playerJsonReaderWriter.py
+++ b/tests/player/test_playerJsonReaderWriter.py
@@ -72,3 +72,69 @@ def test_createPlayerFromJson_backwards_compatibility():
     assert player.money == playerJson["money"]
     assert player.moneyInBank == playerJson["moneyInBank"]
     assert player.energy == 100  # Should default to 100
+
+
+def test_writePlayerToFile():
+    # prepare
+    import tempfile
+
+    playerJsonReaderWriter = createPlayerJsonReaderWriter()
+    player = createPlayer()
+    player.fishCount = 10
+    player.money = 500
+
+    # call
+    with tempfile.NamedTemporaryFile(mode="w+", delete=False, suffix=".json") as f:
+        playerJsonReaderWriter.writePlayerToFile(player, f)
+        temp_file_path = f.name
+
+    # check - read back the file and verify
+    with open(temp_file_path, "r") as f:
+        playerJson = json.load(f)
+
+    assert playerJson["fishCount"] == 10
+    assert playerJson["money"] == 500
+
+    # cleanup
+    import os
+
+    os.remove(temp_file_path)
+
+
+def test_readPlayerFromFile():
+    # prepare
+    import tempfile
+
+    playerJson = {
+        "fishCount": 15,
+        "fishMultiplier": 3,
+        "money": 250,
+        "moneyInBank": 100,
+        "priceForBait": 60,
+        "energy": 80,
+    }
+
+    # Write test data to temp file
+    with tempfile.NamedTemporaryFile(
+        mode="w", delete=False, suffix=".json"
+    ) as f:
+        json.dump(playerJson, f)
+        temp_file_path = f.name
+
+    # call
+    playerJsonReaderWriter = createPlayerJsonReaderWriter()
+    with open(temp_file_path, "r") as f:
+        player = playerJsonReaderWriter.readPlayerFromFile(f)
+
+    # check
+    assert player.fishCount == 15
+    assert player.fishMultiplier == 3
+    assert player.money == 250
+    assert player.moneyInBank == 100
+    assert player.priceForBait == 60
+    assert player.energy == 80
+
+    # cleanup
+    import os
+
+    os.remove(temp_file_path)
diff --git a/tests/prompt/test_prompt.py b/tests/prompt/test_prompt.py
new file mode 100644
index 0000000..26868bb
--- /dev/null
+++ b/tests/prompt/test_prompt.py
@@ -0,0 +1,20 @@
+from src.prompt.prompt import Prompt
+
+
+def test_initialization():
+    # call
+    prompt = Prompt("Test prompt")
+
+    # check
+    assert prompt.text == "Test prompt"
+
+
+def test_text_can_be_modified():
+    # prepare
+    prompt = Prompt("Initial text")
+
+    # call
+    prompt.text = "Modified text"
+
+    # check
+    assert prompt.text == "Modified text"
diff --git a/tests/stats/test_statsJsonReaderWriter.py b/tests/stats/test_statsJsonReaderWriter.py
index 70994be..075ab4c 100644
--- a/tests/stats/test_statsJsonReaderWriter.py
+++ b/tests/stats/test_statsJsonReaderWriter.py
@@ -57,3 +57,69 @@ def test_createStatsFromJson():
     assert statsFromJson.moneyMadeFromInterest == 2
     assert statsFromJson.timesGottenDrunk == 2
     assert statsFromJson.moneyLostFromGambling == 2
+
+
+def test_writeStatsToFile():
+    # prepare
+    import tempfile
+
+    statsJsonReaderWriter = createStatsJsonReaderWriter()
+    stats = createStats()
+    stats.totalFishCaught = 50
+    stats.totalMoneyMade = 1000
+
+    # call
+    with tempfile.NamedTemporaryFile(mode="w+", delete=False, suffix=".json") as f:
+        statsJsonReaderWriter.writeStatsToFile(stats, f)
+        temp_file_path = f.name
+
+    # check - read back the file and verify
+    with open(temp_file_path, "r") as f:
+        statsJson = json.load(f)
+
+    assert statsJson["totalFishCaught"] == 50
+    assert statsJson["totalMoneyMade"] == 1000
+
+    # cleanup
+    import os
+
+    os.remove(temp_file_path)
+
+
+def test_readStatsFromFile():
+    # prepare
+    import tempfile
+
+    statsJson = {
+        "totalFishCaught": 75,
+        "totalMoneyMade": 1500,
+        "hoursSpentFishing": 20,
+        "moneyMadeFromInterest": 100,
+        "timesGottenDrunk": 5,
+        "moneyLostFromGambling": 200,
+    }
+
+    # Write test data to temp file
+    with tempfile.NamedTemporaryFile(
+        mode="w", delete=False, suffix=".json"
+    ) as f:
+        json.dump(statsJson, f)
+        temp_file_path = f.name
+
+    # call
+    statsJsonReaderWriter = createStatsJsonReaderWriter()
+    with open(temp_file_path, "r") as f:
+        stats = statsJsonReaderWriter.readStatsFromFile(f)
+
+    # check
+    assert stats.totalFishCaught == 75
+    assert stats.totalMoneyMade == 1500
+    assert stats.hoursSpentFishing == 20
+    assert stats.moneyMadeFromInterest == 100
+    assert stats.timesGottenDrunk == 5
+    assert stats.moneyLostFromGambling == 200
+
+    # cleanup
+    import os
+
+    os.remove(temp_file_path)
diff --git a/tests/world/test_timeServiceJsonReaderWriter.py b/tests/world/test_timeServiceJsonReaderWriter.py
index 1829a8d..6d33a4c 100644
--- a/tests/world/test_timeServiceJsonReaderWriter.py
+++ b/tests/world/test_timeServiceJsonReaderWriter.py
@@ -52,3 +52,62 @@ def test_createTimeServiceFromJson():
         timeServiceJson, player, stats
     )
     assert timeServiceFromJson != None
+
+
+def test_writeTimeServiceToFile():
+    # prepare
+    import tempfile
+
+    timeServiceJsonReaderWriter = createTimeServiceJsonReaderWriter()
+    timeService = createTimeService()
+    timeService.time = 15
+    timeService.day = 10
+
+    # call
+    with tempfile.NamedTemporaryFile(mode="w+", delete=False, suffix=".json") as f:
+        timeServiceJsonReaderWriter.writeTimeServiceToFile(timeService, f)
+        temp_file_path = f.name
+
+    # check - read back the file and verify
+    with open(temp_file_path, "r") as f:
+        timeServiceJson = json.load(f)
+
+    assert timeServiceJson["time"] == 15
+    assert timeServiceJson["day"] == 10
+
+    # cleanup
+    import os
+
+    os.remove(temp_file_path)
+
+
+def test_readTimeServiceFromFile():
+    # prepare
+    import tempfile
+
+    timeServiceJson = {"time": 12, "day": 5}
+
+    # Write test data to temp file
+    with tempfile.NamedTemporaryFile(
+        mode="w", delete=False, suffix=".json"
+    ) as f:
+        json.dump(timeServiceJson, f)
+        temp_file_path = f.name
+
+    # call
+    timeServiceJsonReaderWriter = createTimeServiceJsonReaderWriter()
+    player = Player()
+    stats = Stats()
+    with open(temp_file_path, "r") as f:
+        timeService = timeServiceJsonReaderWriter.readTimeServiceFromFile(
+            f, player, stats
+        )
+
+    # check
+    assert timeService.time == 12
+    assert timeService.day == 5
+
+    # cleanup
+    import os
+
+    os.remove(temp_file_path)