scalar/block: add unit tests for scan_block_scalar
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@ -516,3 +516,371 @@ type IndentHeader = Option<NonZeroU8>;
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const COMMENTS: bool = true;
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const SPACE: u8 = b' ';
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const NEWLINE: u8 = b'\n';
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#[cfg(test)]
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mod tests
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{
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use pretty_assertions::assert_eq;
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use ScalarStyle::{Folded, Literal};
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use super::*;
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type TestResult = anyhow::Result<()>;
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macro_rules! cxt {
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(flow -> $level:expr) => {
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{
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let mut c = Context::new();
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for _ in 0..$level {
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c.flow_increment().unwrap();
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}
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c
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}
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};
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(block -> [ $($indent:expr),+ ]) => {
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{
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let mut c = Context::new();
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$( cxt!(@blk &mut c, $indent) )+;
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c
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}
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};
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(@blk $cxt:expr, $indent:expr) => {
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$cxt.indent_increment($indent, 0, true).unwrap()
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}
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}
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/* === LITERAL STYLE === */
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#[test]
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fn literal_simple() -> TestResult
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{
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let data = "|\n this is a simple block scalar";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("this is a simple block scalar"), Literal);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn literal_clip() -> TestResult
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{
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let data = "|\n trailing lines...\n \n\n";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("trailing lines...\n"), Literal);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn literal_strip() -> TestResult
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{
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let data = "|-\n trailing lines...\n \n\n";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("trailing lines..."), Literal);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn literal_keep() -> TestResult
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{
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let data = "|+\n trailing lines...\n \n\n";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("trailing lines...\n\n\n"), Literal);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn literal_line_folding() -> TestResult
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{
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let data = "|
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some folded
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lines
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here
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";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("some folded\nlines\nhere\n"), Literal);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn literal_preceding_breaks() -> TestResult
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{
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let data = "|-
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some folded
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lines
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here
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";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("\n\nsome folded\nlines\nhere"), Literal);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn literal_trailing_breaks() -> TestResult
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{
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let data = "|+
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some folded
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lines
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here
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";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("some folded\nlines\nhere\n\n\n"), Literal);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn literal_trailing_chars() -> TestResult
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{
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let data = "|+
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some folded
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lines
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here
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some.other.key: value";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("some folded\nlines\nhere\n\n\n"), Literal);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn literal_interior_breaks() -> TestResult
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{
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let data = "|-
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this
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has
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breaks
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";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("this\n\nhas\n\nbreaks"), Literal);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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/* === FOLDED STYLE === */
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#[test]
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fn folded_simple() -> TestResult
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{
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let data = ">\n this is a simple block scalar";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("this is a simple block scalar"), Folded);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, !LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn folded_clip() -> TestResult
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{
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let data = ">\n trailing lines...\n \n\n";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("trailing lines...\n"), Folded);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, !LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn folded_strip() -> TestResult
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{
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let data = ">-\n trailing lines...\n \n\n";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("trailing lines..."), Folded);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, !LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn folded_keep() -> TestResult
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{
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let data = ">+\n trailing lines...\n \n\n";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("trailing lines...\n\n\n"), Folded);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, !LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn folded_line_folding() -> TestResult
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{
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let data = ">
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some folded
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lines
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here
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";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("some folded lines here\n"), Folded);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, !LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn folded_preceding_breaks() -> TestResult
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{
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let data = ">-
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some folded
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lines
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here
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";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("\n\nsome folded lines here"), Folded);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, !LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn folded_trailing_breaks() -> TestResult
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{
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let data = ">+
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some folded
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lines
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here
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";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("some folded lines here\n\n\n"), Folded);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, !LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn folded_trailing_chars() -> TestResult
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{
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let data = ">+
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some folded
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lines
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here
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some.other.key: value";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("some folded lines here\n\n\n"), Folded);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, !LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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#[test]
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fn folded_interior_breaks() -> TestResult
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{
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let data = ">-
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this
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has
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breaks
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";
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let mut stats = MStats::new();
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let cxt = cxt!(block -> [0]);
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let expected = Token::Scalar(cow!("this\nhas\nbreaks"), Folded);
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let (token, _amt) = scan_block_scalar(data, &mut stats, &cxt, !LITERAL)?;
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assert_eq!(token, expected);
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Ok(())
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}
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const LITERAL: bool = false;
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}
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