1 files changed, 84 insertions, 0 deletions
diff --git a/tests/unit/test_output.py b/tests/unit/test_output.py
index c71a424..2e3e5ea 100644
--- a/tests/unit/test_output.py
+++ b/tests/unit/test_output.py
@@ -29,3 +29,87 @@ class TestOutput(unittest.TestCase):
         out = buf.getvalue()
         self.assertIn("Checking", out)
         self.assertIn("id", out)
+
+    def test_emit_human_drops_nested_columns(self):
+        # dict/list-valued fields would dump unreadable blobs; they must be cut.
+        buf = io.StringIO()
+        with redirect_stdout(buf):
+            emit([{"id": "1", "name": "x", "junk": {"a": 1}, "tags": [1, 2]}],
+                 human=True)
+        out = buf.getvalue()
+        self.assertIn("name", out)
+        self.assertNotIn("junk", out)
+        self.assertNotIn("tags", out)
+
+    def test_emit_human_transaction_flattens_splits(self):
+        # The useful fields live in the nested `transactions` split list, and the
+        # raw 12-decimal amount should be trimmed to 2 dp.
+        tx = {"id": "77", "transactions": [{
+            "type": "withdrawal", "date": "2026-06-28T00:00:00+02:00",
+            "amount": "7.400000000000", "currency_code": "EUR",
+            "description": "McDonald", "source_name": "BBVA",
+            "destination_name": "McDonald's", "category_name": "Food"}]}
+        buf = io.StringIO()
+        with redirect_stdout(buf):
+            emit([tx], human=True)
+        out = buf.getvalue()
+        self.assertIn("28/06/2026", out)        # Italian date, no time/zone
+        self.assertIn("7.40", out)              # amount trimmed to 2 dp
+        self.assertNotIn("7.400000", out)
+        self.assertIn("McDonald's", out)        # destination surfaced
+        self.assertIn("Food", out)
+        self.assertNotIn("import_hash", out)    # raw blob not dumped
+
+    def test_emit_color_only_on_tty(self):
+        tx = {"id": "1", "transactions": [{"type": "withdrawal",
+              "date": "2026-06-28", "amount": "1", "currency_code": "EUR",
+              "description": "x", "source_name": "a", "destination_name": "b",
+              "category_name": "c"}]}
+        plain = io.StringIO()
+        emit([tx], human=True, stream=plain)
+        self.assertNotIn("\033[", plain.getvalue())  # piped: no ANSI
+
+        class TTY(io.StringIO):
+            def isatty(self):
+                return True
+        tty = TTY()
+        emit([tx], human=True, stream=tty)
+        self.assertIn("\033[31m", tty.getvalue())    # tty: withdrawal is red
+
+    def _emit(self, row):
+        buf = io.StringIO()
+        emit([row], human=True, stream=buf)
+        return buf.getvalue()
+
+    def test_view_account_shows_balance_drops_plumbing(self):
+        # account_role signature -> the account view.
+        out = self._emit({"id": "6", "name": "BBVA", "type": "asset",
+                          "account_role": "defaultAsset",
+                          "current_balance": "1590.92", "currency_code": "EUR",
+                          "active": True, "iban": "IT68...", "notes": "secret"})
+        self.assertIn("BBVA", out)
+        self.assertIn("1590.92", out)
+        self.assertIn("currency_code", out)
+        self.assertNotIn("iban", out)        # plumbing column dropped
+        self.assertNotIn("secret", out)
+
+    def test_view_tag(self):
+        out = self._emit({"id": "9", "tag": "2026", "description": "yr",
+                          "zoom_level": None, "latitude": None})
+        self.assertIn("2026", out)
+        self.assertIn("description", out)
+        self.assertNotIn("zoom_level", out)
+
+    def test_view_account_balance(self):
+        # The balance handler emits id+name+current_balance (no account_role).
+        out = self._emit({"id": "6", "name": "BBVA",
+                          "current_balance": "1590.92"})
+        self.assertIn("current_balance", out)
+        self.assertIn("1590.92", out)
+
+    def test_view_category_name_only(self):
+        out = self._emit({"id": "2", "name": "Food", "spent": [],
+                          "primary_currency_code": "EUR", "notes": "junk"})
+        self.assertIn("Food", out)
+        self.assertNotIn("primary_currency_code", out)
+        self.assertNotIn("spent", out)