PowerAssert provides the more powerful assertion to you.
Very simple.
# spec/my_lib_spec.cr
describe MyLib do
describe ".major_version" do
it "should be equal 1" do
assert MyLib.major_version == 1
end
end
end
If MyLib.major_version
is 2:
F
Failures:
1) MyLib .major_version should be equal 1
Failure/Error: assert MyLib.major_version == 1
MyLib.major_version == 1
| | |
| | 1
| false
2
# ./spec/my_lib_spec.cr:6
more examples in spec
.
🎉 Happy testing! 🎉
global_indent : Int
: A indent size of assertion messages.sort_by : Symbol
: Sort order of breakdowns. allowed::default
,:reverse
,:left
and:right
.expand_block : Bool
: Show block's codes in the breakdown.
Run crystal spec
.
FFFFFF
Failures:
1) PowerAssert Simple operators should be fail
Failure/Error: assert 1 == 2
1 == 2
| | |
| false
| |
| 2
1
# ./spec/power_assert_spec.cr:23
2) PowerAssert Simple operators should be fail
Failure/Error: assert 1 > 2
1 > 2
| | |
| false
| |
| 2
1
# ./spec/power_assert_spec.cr:27
3) PowerAssert Method call should be fail
Failure/Error: assert falsey == true
falsey == true
| | |
| false
| |
| true
false
# ./spec/power_assert_spec.cr:33
4) PowerAssert Method call should be fail
Failure/Error: assert example.falsey(one, two, three)
example.falsey(one, two, three)
| | | | |
| false | | |
| 1 | |
| 2 |
| 3
#<PowerAssert::Example:0x1087a6ee0>
# ./spec/power_assert_spec.cr:42
5) PowerAssert Method call should be fail
Failure/Error: assert example.one == 2
example.one == 2
| | | |
| | false
| | |
| | 2
| 1
#<PowerAssert::Example:0x1087a6e60>
# ./spec/power_assert_spec.cr:48
6) PowerAssert Method call should be fail
Failure/Error: assert array.any? { |n| n == 0 }.nil?
array.any? { ... }.nil?
| | |
| | false
| false
[1, 2, 3]
# ./spec/power_assert_spec.cr:54
Finished in 2.16 milliseconds
6 examples, 6 failures, 0 errors, 0 pending
Failed examples:
crystal spec ./spec/power_assert_spec.cr:22 # PowerAssert Simple operators should be fail
crystal spec ./spec/power_assert_spec.cr:26 # PowerAssert Simple operators should be fail
crystal spec ./spec/power_assert_spec.cr:32 # PowerAssert Method call should be fail
crystal spec ./spec/power_assert_spec.cr:36 # PowerAssert Method call should be fail
crystal spec ./spec/power_assert_spec.cr:45 # PowerAssert Method call should be fail
crystal spec ./spec/power_assert_spec.cr:51 # PowerAssert Method call should be fail
Program terminated abnormally with error code: 256
- Support
a == b && c == d
Distributed under the MIT License. Please see LICENSE for details
- Sho Kusano @rosylilly for the Crystal implementation
- Takuto Wada @twada for the original JavaScript implementation. power_assert.cr is inspired by power-assert.