def _(lhs=molecule_man, rhs=molecule_woman):
diff = Diff(lhs, rhs, 80)
diff_lines: List[Text] = list(diff.__rich_console__(None, None))
assert diff_lines == [
Text("{"),
Text(" 'age': 29,"),
Text(
" 'name': 'Molecule Man',",
spans=[
Span(0, 22, "green"),
Span(22, 23, "white on green"),
Span(23, 27, "green"),
],
),
Text(
" 'name': 'Molecule Woman',",
spans=[
Span(0, 22, "red"),
Span(22, 25, "white on red"),
Span(25, 29, "red"),
],
),
Text(" 'powers': ['Turning tiny', 'Radiation blast'],"),
Text(" 'secretIdentity': 'Dan Jukes',"),
Text("}"),
]
def _():
lhs = "the quick brown fox jumped over the lazy dog"
rhs = "the quick brown cat jumped over the lazy dog"
diff = Diff(lhs, rhs, 12)
render_iter = diff.__rich_console__(None, None)
actual_lhs: Text = next(render_iter)
actual_rhs: Text = next(render_iter)
assert actual_lhs == Text(
lhs,
spans=[
Span(0, 16, "green"),
Span(16, 19, "white on green"),
Span(19, 44, "green"),
],
)
assert actual_rhs == Text(
rhs,
spans=[
Span(0, 16, "red"),
Span(16, 19, "white on red"),
Span(19, 44, "red")
],
)
def _():
lhs = "hello"
rhs = "hallo"
diff = Diff(lhs, rhs, 80)
render_iter = diff.__rich_console__(None, None)
actual_lhs: Text = next(render_iter)
actual_rhs: Text = next(render_iter)
expected_lhs = Text(
lhs,
spans=[
Span(0, 1, "green"),
Span(1, 2, "white on green"),
Span(2, 5, "green")
],
)
expected_rhs = Text(rhs,
spans=[
Span(0, 1, "red"),
Span(1, 2, "white on red"),
Span(2, 5, "red")
])
assert actual_lhs == expected_lhs
assert actual_rhs == expected_rhs
def _(lhs=molecule_man, rhs=molecule_woman):
diff = Diff(lhs, rhs, 80, show_symbols=True)
diff_lines: List[Text] = list(diff.__rich_console__(None, None))
assert diff_lines == [
Text(" {"),
Text(" 'age': 29,"),
Text("+ 'name': 'Molecule Man',", ),
Text("? ^"),
Text("- 'name': 'Molecule Woman',", ),
Text("? ^^^", ),
Text(" 'powers': ['Turning tiny', 'Radiation blast'],"),
Text(" 'secretIdentity': 'Dan Jukes',"),
Text(" }"),
]
def _():
# In this case, difflib returns a diff without the intraline differences
lhs = "hello"
rhs = "halo"
diff = Diff(lhs, rhs, 80)
render_iter = diff.__rich_console__(None, None)
actual_lhs: Text = next(render_iter)
actual_rhs: Text = next(render_iter)
assert actual_lhs == Text(lhs)
assert actual_lhs.style == "green"
assert actual_rhs == Text(rhs)
assert actual_rhs.style == "red"
def _get_diff(self, err: TestAssertionFailure) -> Optional[Diff]:
if err.operator in EQUALITY_COMPARISONS:
diff = Diff(
err.lhs,
err.rhs,
width=self.terminal_size.width - 24,
show_symbols=self.show_diff_symbols,
)
if diff.sides_are_different:
return diff
return None
def _():
lhs = "hello"
rhs = "hallo"
diff = Diff(lhs, rhs, 80, show_symbols=True)
render_iter = diff.__rich_console__(None, None)
diff_line_1: Text = next(render_iter)
diff_line_2: Text = next(render_iter)
diff_line_3: Text = next(render_iter)
diff_line_4: Text = next(render_iter)
assert diff_line_1 == Text("+ hello")
assert diff_line_2 == Text("? ^")
assert diff_line_3 == Text("- hallo")
assert diff_line_4 == Text("? ^")
assert diff_line_1.style == "green"
assert diff_line_2.style == "green"
assert diff_line_3.style == "red"
assert diff_line_4.style == "red"
def print_failure_equals(self, err: TestFailure):
diff_msg = Text("LHS", style="pass.textonly")
diff_msg.append(" vs ", style="default")
diff_msg.append("RHS", style="fail.textonly")
diff_msg.append(" shown below", style="default")
console.print(Padding(diff_msg, pad=(0, 0, 1, 2)))
diff = Diff(
err.lhs,
err.rhs,
width=self.terminal_size.width - 24,
show_symbols=self.show_diff_symbols,
)
console.print(Padding(diff, pad=(0, 0, 1, 4)))
def get_pretty_failure_for_equals(self, err: TestFailure) -> RenderableType:
diff_msg = Text.assemble(
("LHS ", "pass.textonly"),
("vs ", "default"),
("RHS ", "fail.textonly"),
("shown below", "default"),
)
diff = Diff(
err.lhs,
err.rhs,
width=self.terminal_size.width - 24,
show_symbols=self.show_diff_symbols,
)
return RenderGroup(
Padding(diff_msg, pad=(0, 0, 1, 2)),
Padding(diff, pad=(0, 0, 1, 4)),
)