Merge pull request #95 from jacebrowning/restore-type-tests

Restore type integration tests

.pylint.ini

@@ -30,6 +30,7 @@ disable=
     # Handled by automatic formatting:
     line-too-long,
     # False positives:
+    no-member,
     unsupported-membership-test,
     cell-var-from-loop,
     cyclic-import,

tests/test_auto.py

@@ -1,4 +1,4 @@
-# pylint: disable=unused-variable,no-member
+# pylint: disable=unused-variable
 
 import os
 from dataclasses import dataclass, field
@@ -96,7 +96,7 @@ def with_delitem(expect, read):
     def with_append(logbreak, expect, read, dedent):
         sample = Sample()
 
-        logbreak()
+        logbreak("Appending to list")
         sample.items.append(2)
 
         expect(read('tmp/sample.yml')) == dedent(
@@ -109,7 +109,7 @@ def with_append(logbreak, expect, read, dedent):
 
         sample.datafile.load()
 
-        logbreak()
+        logbreak("Appending to list")
         sample.items.append(3)
 
         expect(read('tmp/sample.yml')) == dedent(
@@ -124,7 +124,7 @@ def with_append(logbreak, expect, read, dedent):
     def with_append_on_nested_dataclass(logbreak, expect, read, dedent):
         sample = SampleWithNesting(1)
 
-        logbreak("Appending nested item")
+        logbreak("Appending to nested list")
         sample.nested.items.append(2)
 
         expect(read('tmp/sample.yml')) == dedent(
@@ -136,7 +136,7 @@ def with_append_on_nested_dataclass(logbreak, expect, read, dedent):
             """
         )
 
-        logbreak("Appending nested item")
+        logbreak("Appending to nested list")
         sample.nested.items.append(3)
 
         expect(read('tmp/sample.yml')) == dedent(

tests/test_save.py

@@ -1,4 +1,4 @@
-# pylint: disable=unused-variable,no-member,no-member,assigning-non-slot
+# pylint: disable=unused-variable,assigning-non-slot
 
 import pytest
 

tests/test_types.py

@@ -0,0 +1,113 @@
+# pylint: disable=unused-variable
+
+import os
+
+import pytest
+
+from datafiles import datafile
+from datafiles.converters import Number, Text
+
+
+@datafile('../tmp/sample.yml')
+class Sample:
+    number: Number = 0
+    text: Text = ""
+
+
+def describe_number():
+    @pytest.fixture
+    def sample():
+        return Sample()
+
+    def with_float_to_integer(sample, expect, read, dedent):
+        sample.number = 1.23
+
+        expect(read('tmp/sample.yml')) == dedent(
+            """
+            number: 1.23
+            """
+        )
+
+        sample.number = 4
+
+        expect(read('tmp/sample.yml')) == dedent(
+            """
+            number: 4
+            """
+        )
+
+    @pytest.mark.xfail(bool(os.getenv('CI')), reason="Flaky on CI")
+    def with_integer_to_float(sample, write, expect):
+        write(
+            'tmp/sample.yml',
+            """
+            number: 5
+            """,
+        )
+
+        expect(sample.number) == 5
+
+        write(
+            'tmp/sample.yml',
+            """
+            number: 6.78
+            """,
+        )
+
+        sample.number = 6.7
+
+
+def describe_text():
+    @pytest.fixture
+    def sample():
+        return Sample()
+
+    def with_single_line(sample, expect, read, dedent):
+        sample.text = "Hello, world!"
+
+        expect(read('tmp/sample.yml')) == dedent(
+            """
+            text: Hello, world!
+            """
+        )
+
+    @pytest.mark.xfail(bool(os.getenv('CI')), reason="Flaky on CI")
+    def with_multiple_lines(sample, expect, read, dedent, write):
+        sample.text = '\n'.join(f'Line {i+1}' for i in range(3))
+
+        expect(read('tmp/sample.yml')) == dedent(
+            """
+            text: |
+              Line 1
+              Line 2
+              Line 3
+            """
+        )
+
+        write(
+            'tmp/sample.yml',
+            """
+            text: |
+              Line 4
+              Line 5
+              Line 6
+            """,
+        )
+
+        expect(sample.text) == "Line 4\nLine 5\nLine 6\n"
+
+    def with_extra_newlines(sample, expect, read, dedent):
+        sample.text = "\nabc\ndef\n\n"
+
+        expect(read('tmp/sample.yml')) == dedent(
+            """
+            text: |
+              abc
+              def
+            """
+        )
+
+        sample.datafile.load()
+        sample.datafile.save()
+
+        expect(sample.text) == "abc\ndef\n"