Implement a toString()-like interface.

1 files changed, 44 insertions, 0 deletions

diff --git a/tests/glibext/strbuilder.py b/tests/glibext/strbuilder.py
new file mode 100644
index 0000000..ced405e
--- /dev/null
+++ b/tests/glibext/strbuilder.py
@@ -0,0 +1,44 @@
+
+from chrysacase import ChrysalideTestCase
+from gi.repository import GObject
+from pychrysalide.glibext import StringBuilder
+
+
+class TestStringBuilder(ChrysalideTestCase):
+    """Test cases for pychrysalide.glibext.StringBuilder."""
+
+
+    def testStringBuilderCreation(self):
+        """Create objects with StringBuilder interface."""
+
+        with self.assertRaisesRegex(NotImplementedError, 'StringBuilder can not be constructed'):
+
+            sc = StringBuilder()
+
+        class NewStringBuilderImplem(GObject.Object, StringBuilder):
+            pass
+
+        nsi = NewStringBuilderImplem()
+
+        self.assertIsNotNone(nsi)
+
+
+    def testStringBuilderMethods(self):
+        """Test the StringBuilder methods."""
+
+        class BasicStringBuilderImplem(GObject.Object, StringBuilder):
+
+            def __init__(self, desc):
+                super().__init__()
+                self._desc = desc
+
+            def _to_string(self, flags=0):
+                return self._desc
+
+        desc = 'simple_desc'
+
+        sb = BasicStringBuilderImplem(desc)
+
+        self.assertEqual(sb.to_string(), desc)
+        self.assertEqual(str(sb), desc)
+        self.assertEqual(f'{sb}', desc)