diff options
Diffstat (limited to 'tests/test_debug.py')
| -rw-r--r-- | tests/test_debug.py | 50 |
1 files changed, 28 insertions, 22 deletions
diff --git a/tests/test_debug.py b/tests/test_debug.py index b4ce6d92..73217f1a 100644 --- a/tests/test_debug.py +++ b/tests/test_debug.py @@ -9,6 +9,8 @@ import os import re import sys +from typing import Any, Callable, Iterable + import pytest import coverage @@ -25,7 +27,7 @@ class InfoFormatterTest(CoverageTest): run_in_temp_dir = False - def test_info_formatter(self): + def test_info_formatter(self) -> None: lines = list(info_formatter([ ('x', 'hello there'), ('very long label', ['one element']), @@ -43,7 +45,7 @@ class InfoFormatterTest(CoverageTest): ] assert expected == lines - def test_info_formatter_with_generator(self): + def test_info_formatter_with_generator(self) -> None: lines = list(info_formatter(('info%d' % i, i) for i in range(3))) expected = [ ' info0: 0', @@ -52,7 +54,7 @@ class InfoFormatterTest(CoverageTest): ] assert expected == lines - def test_too_long_label(self): + def test_too_long_label(self) -> None: with pytest.raises(AssertionError): list(info_formatter([('this label is way too long and will not fit', 23)])) @@ -61,7 +63,7 @@ class InfoFormatterTest(CoverageTest): ("x", "-- x ---------------------------------------------------------"), ("hello there", "-- hello there -----------------------------------------------"), ]) -def test_info_header(label, header): +def test_info_header(label: str, header: str) -> None: assert info_header(label) == header @@ -71,7 +73,7 @@ def test_info_header(label, header): (0xA5A55A5A, 0xFFFF), (0x1234cba956780fed, 0x8008), ]) -def test_short_id(id64, id16): +def test_short_id(id64: int, id16: int) -> None: assert short_id(id64) == id16 @@ -79,7 +81,7 @@ def test_short_id(id64, id16): ("hello", 10, "'hello'"), ("0123456789abcdefghijklmnopqrstuvwxyz", 15, "'01234...vwxyz'"), ]) -def test_clipped_repr(text, numchars, result): +def test_clipped_repr(text: str, numchars: int, result: str) -> None: assert clipped_repr(text, numchars) == result @@ -90,14 +92,18 @@ def test_clipped_repr(text, numchars, result): ("hello\nbye\n", [lambda x: "="+x], "=hello\n=bye\n"), ("hello\nbye\n", [lambda x: "="+x, lambda x: x+"\ndone\n"], "=hello\ndone\n=bye\ndone\n"), ]) -def test_filter_text(text, filters, result): +def test_filter_text( + text: str, + filters: Iterable[Callable[[str], str]], + result: str, +) -> None: assert filter_text(text, filters) == result class DebugTraceTest(CoverageTest): """Tests of debug output.""" - def f1_debug_output(self, debug): + def f1_debug_output(self, debug: Iterable[str]) -> str: """Runs some code with `debug` option, returns the debug output.""" # Make code to run. self.make_file("f1.py", """\ @@ -116,13 +122,13 @@ class DebugTraceTest(CoverageTest): return debug_out.getvalue() - def test_debug_no_trace(self): + def test_debug_no_trace(self) -> None: out_text = self.f1_debug_output([]) # We should have no output at all. assert not out_text - def test_debug_trace(self): + def test_debug_trace(self) -> None: out_text = self.f1_debug_output(["trace"]) # We should have a line like "Tracing 'f1.py'", perhaps with an @@ -132,7 +138,7 @@ class DebugTraceTest(CoverageTest): # We should have lines like "Not tracing 'collector.py'..." assert re_lines(r"^Not tracing .*: is part of coverage.py$", out_text) - def test_debug_trace_pid(self): + def test_debug_trace_pid(self) -> None: out_text = self.f1_debug_output(["trace", "pid"]) # Now our lines are always prefixed with the process id. @@ -144,7 +150,7 @@ class DebugTraceTest(CoverageTest): assert re_lines(pid_prefix + "Tracing ", out_text) assert re_lines(pid_prefix + "Not tracing ", out_text) - def test_debug_callers(self): + def test_debug_callers(self) -> None: out_text = self.f1_debug_output(["pid", "dataop", "dataio", "callers", "lock"]) # For every real message, there should be a stack trace with a line like # "f1_debug_output : /Users/ned/coverage/tests/test_debug.py @71" @@ -161,7 +167,7 @@ class DebugTraceTest(CoverageTest): assert re_lines(r"^\s*\d+\.\w{4}: Adding file tracers: 0 files", real_messages[-1]) assert re_lines(r"\s+add_file_tracers : .*coverage[/\\]sqldata.py:\d+$", last_line) - def test_debug_config(self): + def test_debug_config(self) -> None: out_text = self.f1_debug_output(["config"]) labels = """ @@ -176,7 +182,7 @@ class DebugTraceTest(CoverageTest): msg = f"Incorrect lines for {label!r}" assert 1 == len(re_lines(label_pat, out_text)), msg - def test_debug_sys(self): + def test_debug_sys(self) -> None: out_text = self.f1_debug_output(["sys"]) labels = """ @@ -190,7 +196,7 @@ class DebugTraceTest(CoverageTest): msg = f"Incorrect lines for {label!r}" assert 1 == len(re_lines(label_pat, out_text)), msg - def test_debug_sys_ctracer(self): + def test_debug_sys_ctracer(self) -> None: out_text = self.f1_debug_output(["sys"]) tracer_line = re_line(r"CTracer:", out_text).strip() if env.C_TRACER: @@ -199,7 +205,7 @@ class DebugTraceTest(CoverageTest): expected = "CTracer: unavailable" assert expected == tracer_line - def test_debug_pybehave(self): + def test_debug_pybehave(self) -> None: out_text = self.f1_debug_output(["pybehave"]) out_lines = out_text.splitlines() assert 10 < len(out_lines) < 40 @@ -208,15 +214,15 @@ class DebugTraceTest(CoverageTest): assert vtuple[:5] == sys.version_info -def f_one(*args, **kwargs): +def f_one(*args: Any, **kwargs: Any) -> str: """First of the chain of functions for testing `short_stack`.""" return f_two(*args, **kwargs) -def f_two(*args, **kwargs): +def f_two(*args: Any, **kwargs: Any) -> str: """Second of the chain of functions for testing `short_stack`.""" return f_three(*args, **kwargs) -def f_three(*args, **kwargs): +def f_three(*args: Any, **kwargs: Any) -> str: """Third of the chain of functions for testing `short_stack`.""" return short_stack(*args, **kwargs) @@ -226,17 +232,17 @@ class ShortStackTest(CoverageTest): run_in_temp_dir = False - def test_short_stack(self): + def test_short_stack(self) -> None: stack = f_one().splitlines() assert len(stack) > 10 assert "f_three" in stack[-1] assert "f_two" in stack[-2] assert "f_one" in stack[-3] - def test_short_stack_limit(self): + def test_short_stack_limit(self) -> None: stack = f_one(limit=5).splitlines() assert len(stack) == 5 - def test_short_stack_skip(self): + def test_short_stack_skip(self) -> None: stack = f_one(skip=1).splitlines() assert "f_two" in stack[-1] |