From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- vendor/itertools/tests/merge_join.rs | 108 +++++++++++++++++++++++++++++++++++ 1 file changed, 108 insertions(+) create mode 100644 vendor/itertools/tests/merge_join.rs (limited to 'vendor/itertools/tests/merge_join.rs') diff --git a/vendor/itertools/tests/merge_join.rs b/vendor/itertools/tests/merge_join.rs new file mode 100644 index 000000000..3280b7d4e --- /dev/null +++ b/vendor/itertools/tests/merge_join.rs @@ -0,0 +1,108 @@ +use itertools::EitherOrBoth; +use itertools::free::merge_join_by; + +#[test] +fn empty() { + let left: Vec = vec![]; + let right: Vec = vec![]; + let expected_result: Vec> = vec![]; + let actual_result = merge_join_by(left, right, |l, r| l.cmp(r)) + .collect::>(); + assert_eq!(expected_result, actual_result); +} + +#[test] +fn left_only() { + let left: Vec = vec![1,2,3]; + let right: Vec = vec![]; + let expected_result: Vec> = vec![ + EitherOrBoth::Left(1), + EitherOrBoth::Left(2), + EitherOrBoth::Left(3) + ]; + let actual_result = merge_join_by(left, right, |l, r| l.cmp(r)) + .collect::>(); + assert_eq!(expected_result, actual_result); +} + +#[test] +fn right_only() { + let left: Vec = vec![]; + let right: Vec = vec![1,2,3]; + let expected_result: Vec> = vec![ + EitherOrBoth::Right(1), + EitherOrBoth::Right(2), + EitherOrBoth::Right(3) + ]; + let actual_result = merge_join_by(left, right, |l, r| l.cmp(r)) + .collect::>(); + assert_eq!(expected_result, actual_result); +} + +#[test] +fn first_left_then_right() { + let left: Vec = vec![1,2,3]; + let right: Vec = vec![4,5,6]; + let expected_result: Vec> = vec![ + EitherOrBoth::Left(1), + EitherOrBoth::Left(2), + EitherOrBoth::Left(3), + EitherOrBoth::Right(4), + EitherOrBoth::Right(5), + EitherOrBoth::Right(6) + ]; + let actual_result = merge_join_by(left, right, |l, r| l.cmp(r)) + .collect::>(); + assert_eq!(expected_result, actual_result); +} + +#[test] +fn first_right_then_left() { + let left: Vec = vec![4,5,6]; + let right: Vec = vec![1,2,3]; + let expected_result: Vec> = vec![ + EitherOrBoth::Right(1), + EitherOrBoth::Right(2), + EitherOrBoth::Right(3), + EitherOrBoth::Left(4), + EitherOrBoth::Left(5), + EitherOrBoth::Left(6) + ]; + let actual_result = merge_join_by(left, right, |l, r| l.cmp(r)) + .collect::>(); + assert_eq!(expected_result, actual_result); +} + +#[test] +fn interspersed_left_and_right() { + let left: Vec = vec![1,3,5]; + let right: Vec = vec![2,4,6]; + let expected_result: Vec> = vec![ + EitherOrBoth::Left(1), + EitherOrBoth::Right(2), + EitherOrBoth::Left(3), + EitherOrBoth::Right(4), + EitherOrBoth::Left(5), + EitherOrBoth::Right(6) + ]; + let actual_result = merge_join_by(left, right, |l, r| l.cmp(r)) + .collect::>(); + assert_eq!(expected_result, actual_result); +} + +#[test] +fn overlapping_left_and_right() { + let left: Vec = vec![1,3,4,6]; + let right: Vec = vec![2,3,4,5]; + let expected_result: Vec> = vec![ + EitherOrBoth::Left(1), + EitherOrBoth::Right(2), + EitherOrBoth::Both(3, 3), + EitherOrBoth::Both(4, 4), + EitherOrBoth::Right(5), + EitherOrBoth::Left(6) + ]; + let actual_result = merge_join_by(left, right, |l, r| l.cmp(r)) + .collect::>(); + assert_eq!(expected_result, actual_result); +} -- cgit v1.2.3