tests/basics: Move str/bytes tests that give SyntaxWarning to sep file.

dpgeorge · dpgeorge · commit 30a9ccf4caa7 · 2024-05-28T10:58:37.000+10:00
In CPython 3.12 these invalid str/bytes/fstring escapes will issue a
SyntaxWarning, and so differ to MicroPython.

Signed-off-by: Damien George &lt;damien@micropython.org&gt;
diff --git a/tests/basics/bytes.py b/tests/basics/bytes.py
@@ -2,7 +2,6 @@
 print(b'123')
 print(br'123')
 print(rb'123')
-print(b'\u1234')
 
 # construction
 print(bytes())
diff --git a/tests/basics/bytes_escape_unicode.py b/tests/basics/bytes_escape_unicode.py
@@ -0,0 +1,3 @@
+# Coverage test for unicode escape in a bytes literal.
+# CPython issues a SyntaxWarning for this.
+print(b"\u1234")
diff --git a/tests/basics/bytes_escape_unicode.py.exp b/tests/basics/bytes_escape_unicode.py.exp
@@ -0,0 +1 @@
+b'\\u1234'
diff --git a/tests/basics/string1.py b/tests/basics/string1.py
@@ -5,7 +5,6 @@
 print(r'abc')
 print(u'abc')
 print(repr('\a\b\t\n\v\f\r'))
-print('\z') # unrecognised escape char
 
 # construction
 print(str())
diff --git a/tests/basics/string_escape_invalid.py b/tests/basics/string_escape_invalid.py
@@ -0,0 +1,4 @@
+# Test invalid escape characters.
+# CPython issues a SyntaxWarning for this.
+
+print("\z")
diff --git a/tests/basics/string_escape_invalid.py.exp b/tests/basics/string_escape_invalid.py.exp
@@ -0,0 +1 @@
+\z
diff --git a/tests/basics/string_fstring.py b/tests/basics/string_fstring.py
@@ -29,21 +29,6 @@ def foo(a, b):
 # Nested '{' and '}' characters.
 print(f"a{ {0,1,2}}")
 
-# PEP-0498 specifies that '\\' and '#' must be disallowed explicitly, whereas
-# MicroPython relies on the syntax error as a result of the substitution.
-
-print(f"\\")
-print(f'#')
-try:
-    eval("f'{\}'")
-except SyntaxError:
-    print('SyntaxError')
-try:
-    eval("f'{#}'")
-except SyntaxError:
-    print('SyntaxError')
-
-
 # PEP-0498 specifies that handling of double braces '{{' or '}}' should
 # behave like str.format.
 print(f'{{}}')
diff --git a/tests/basics/string_fstring_invalid.py b/tests/basics/string_fstring_invalid.py
@@ -0,0 +1,13 @@
+# PEP-0498 specifies that '\\' and '#' must be disallowed explicitly, whereas
+# MicroPython relies on the syntax error as a result of the substitution.
+
+print(f"\\")
+print(f"#")
+try:
+    eval("f'{\}'")
+except SyntaxError:
+    print("SyntaxError")
+try:
+    eval("f'{#}'")
+except SyntaxError:
+    print("SyntaxError")
diff --git a/tests/basics/string_fstring_invalid.py.exp b/tests/basics/string_fstring_invalid.py.exp
@@ -0,0 +1,4 @@
+\
+#
+SyntaxError
+SyntaxError

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+# Coverage test for unicode escape in a bytes literal.`
	`2`	`+# CPython issues a SyntaxWarning for this.`
	`3`	`+print(b"\u1234")`
-Original file line number
+Diff line change
@@ @@ -0,0 +1,4 @@ @@
 +\
 +#
 +SyntaxError
 +SyntaxError