decompiler: GUInt properties for gunichar needs conversion

Fix #148

Signed-off-by: Hubert Figuière <hub@figuiere.net>

blueprintcompiler/decompiler.py

@@ -118,6 +118,15 @@ class DecompileCtx:
 
         if type is None:
             self.print(f"{name}: {escape_quote(value)};")
+        elif type.assignable_to(UIntType()):
+            try:
+                val = int(value)
+                self.print(f"{name}: {value};")
+            except:
+                # Properties like 'invisible-char' are a unicode char
+                # in a guint, so we convert manually. Unlike in format.
+                val = ord(value)
+                self.print(f"{name}: {val};")
         elif type.assignable_to(FloatType()):
             self.print(f"{name}: {value};")
         elif type.assignable_to(BoolType()):

tests/samples/entry.blp

@@ -0,0 +1,5 @@
+using Gtk 4.0;
+
+Entry {
+  invisible-char: 9679;
+}

tests/samples/entry.ui

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <requires lib="gtk" version="4.0"/>
+  <object class="GtkEntry">
+    <property name="invisible-char">●</property>
+  </object>
+</interface>

tests/test_samples.py

@@ -174,6 +174,9 @@ class TestSamples(unittest.TestCase):
         for sample in samples:
             REQUIRE_ADW_1_4 = ["adw_breakpoint"]
             REQUIRE_ADW_1_5 = ["adw_alertdialog_responses"]
+            # Those test case that don't round trip due to ambiguous notation.
+            # So `assert_sample` fail on these.
+            AMBIGUOUS = ["entry"]
 
             SKIP_RUN = [
                 "expr_closure",
@@ -195,6 +198,8 @@ class TestSamples(unittest.TestCase):
                 continue
             if sample in REQUIRE_ADW_1_5 and not self.have_adw_1_5:
                 continue
+            if sample in AMBIGUOUS:
+                continue
 
             with self.subTest(sample):
                 self.assert_sample(sample, skip_run=sample in SKIP_RUN)
@@ -222,6 +227,7 @@ class TestSamples(unittest.TestCase):
             self.assert_decompile("adw_alertdialog_responses")
         self.assert_decompile("adw_messagedialog_responses")
         self.assert_decompile("child_type")
+        self.assert_decompile("entry")
         self.assert_decompile("file_filter")
         self.assert_decompile("flags")
         self.assert_decompile("id_prop")