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Add color to assert_rendered_output #968

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Merged
MitMaro merged 1 commit into from
Apr 18, 2025
Merged

Add color to assert_rendered_output #968

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15 changes: 8 additions & 7 deletions src/test_helpers/assertions/assert_rendered_output.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@ mod render_view_line;
use std::fmt::Debug;

use bitflags::bitflags;
use crossterm::style::Stylize as _;

#[expect(unused_imports, reason = "Allowed for future use.")]
pub(crate) use self::{
Expand Down Expand Up @@ -49,8 +50,8 @@ pub(crate) fn _assert_rendered_output(
let mut mismatch = false;
let mut error_output = vec![
String::from("\nUnexpected output!"),
String::from("--- Expected"),
String::from("+++ Actual"),
"--- Expected".red().to_string(),
"+++ Actual".green().to_string(),
String::from("=========="),
];

Expand All @@ -63,26 +64,26 @@ pub(crate) fn _assert_rendered_output(
};

if expected_pattern.matches(output) {
error_output.push(format!(" {}", expected_pattern.expected()));
error_output.push(format!(" {}", expected_pattern.expected()).white().to_string());
}
else {
mismatch = true;
error_output.push(format!("-{}", expected_pattern.expected()));
error_output.push(format!("+{}", expected_pattern.actual(output)));
error_output.push(format!("-{}", expected_pattern.expected()).red().to_string());
error_output.push(format!("+{}", expected_pattern.actual(output)).green().to_string());
}
}

match expected_patterns.len() {
a if a > actual.len() => {
mismatch = true;
for expected_pattern in expected_patterns.iter().skip(actual.len()) {
error_output.push(format!("-{}", expected_pattern.expected().as_str()));
error_output.push(format!("-{}", expected_pattern.expected().as_str()).red().to_string());
}
},
a if a < actual.len() => {
mismatch = true;
for line in actual.iter().skip(expected_patterns.len()) {
error_output.push(format!("+{}", replace_invisibles(line)));
error_output.push(format!("+{}", replace_invisibles(line)).green().to_string());
}
},
_ => {},
Expand Down
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