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Add IsEmpty and SizeIs matchers for ranges/containers

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`SizeIs` can accept both `size_t` and a matcher. In the first case,
it checks whether the size of the range is equal to specified size.
In the second case, it checks whether the provided matcher accepts
the size of the range.
This commit is contained in:
Martin Hořeňovský
2020-03-09 11:13:07 +01:00
parent f52a58e857
commit 3a3efebd16
15 changed files with 666 additions and 10 deletions
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36
tests/SelfTest/Baselines/tap.sw.approved.txt
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@@ -510,6 +510,22 @@ ok {test-number} - in, Contains(MoveOnlyTestElement{ 2 }) for: { 1, 2, 3 } conta
ok {test-number} - in, !Contains(MoveOnlyTestElement{ 9 }) for: { 1, 2, 3 } not contains element 9
# Basic use of the Contains range matcher
ok {test-number} - in, Contains(Catch::Matchers::WithinAbs(0.5, 0.5)) for: { 1.0, 2.0, 3.0, 0.0 } contains element matching is within 0.5 of 0.5
# Basic use of the Empty range matcher
ok {test-number} - empty_array, IsEmpty() for: { } is empty
# Basic use of the Empty range matcher
ok {test-number} - non_empty_array, !IsEmpty() for: { 0.0 } not is empty
# Basic use of the Empty range matcher
ok {test-number} - empty_vec, IsEmpty() for: { } is empty
# Basic use of the Empty range matcher
ok {test-number} - non_empty_vec, !IsEmpty() for: { 'a', 'b', 'c' } not is empty
# Basic use of the Empty range matcher
ok {test-number} - inner_lists_are_empty, !IsEmpty() for: { { } } not is empty
# Basic use of the Empty range matcher
ok {test-number} - inner_lists_are_empty.front(), IsEmpty() for: { } is empty
# Basic use of the Empty range matcher
ok {test-number} - has_empty{}, !IsEmpty() for: {?} not is empty
# Basic use of the Empty range matcher
ok {test-number} - unrelated::ADL_empty{}, IsEmpty() for: {?} is empty
# CAPTURE can deal with complex expressions
ok {test-number} - with 7 messages: 'a := 1' and 'b := 2' and 'c := 3' and 'a + b := 3' and 'a+b := 3' and 'c > b := true' and 'a == 1 := true'
# CAPTURE can deal with complex expressions involving commas
@@ -2973,6 +2989,24 @@ ok {test-number} - trim(StringRef(trailing_whitespace)) == StringRef(no_whitespa
ok {test-number} - trim(StringRef(whitespace_at_both_ends)) == StringRef(no_whitespace) for: There is no extra whitespace here == There is no extra whitespace here
# Unexpected exceptions can be translated
not ok {test-number} - unexpected exception with message: '3.14'
# Usage of the SizeIs range matcher
ok {test-number} - empty_vec, SizeIs(0) for: { } has size == 0
# Usage of the SizeIs range matcher
ok {test-number} - empty_vec, !SizeIs(2) for: { } not has size == 2
# Usage of the SizeIs range matcher
ok {test-number} - empty_vec, SizeIs(Lt(2)) for: { } size matches is less than 2
# Usage of the SizeIs range matcher
ok {test-number} - arr, SizeIs(2) for: { 0, 0 } has size == 2
# Usage of the SizeIs range matcher
ok {test-number} - arr, SizeIs( Lt(3)) for: { 0, 0 } size matches is less than 3
# Usage of the SizeIs range matcher
ok {test-number} - arr, !SizeIs(!Lt(3)) for: { 0, 0 } not size matches not is less than 3
# Usage of the SizeIs range matcher
ok {test-number} - map, SizeIs(3) for: { {?}, {?}, {?} } has size == 3
# Usage of the SizeIs range matcher
ok {test-number} - unrelated::ADL_size{}, SizeIs(12) for: {?} has size == 12
# Usage of the SizeIs range matcher
ok {test-number} - has_size{}, SizeIs(13) for: {?} has size == 13
# Use a custom approx
ok {test-number} - d == approx( 1.23 ) for: 1.23 == Approx( 1.23 )
# Use a custom approx
@@ -3728,5 +3762,5 @@ ok {test-number} - q3 == 23. for: 23.0 == 23.0
ok {test-number} -
# xmlentitycheck
ok {test-number} -
1..1860
1..1877