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Add note about backwards compatiblity

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Markus Schirp 2013-08-05 01:17:14 +02:00
parent 78893e3a19
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@ -105,12 +105,15 @@ Test-Selection
Mutation testing is slow. The key to making it fast is selecting the correct set of tests to run. Mutation testing is slow. The key to making it fast is selecting the correct set of tests to run.
Mutant currently supports the following built-in strategy for selecting tests/specs: Mutant currently supports the following built-in strategy for selecting tests/specs:
Mutant uses the longest rspec example group descriptions match to select the tests to run. Mutant uses the "longest rspec example group descriptions prefix match" to select the tests to run.
Example for a subject like `Foo::Bar#baz` it will run all example groups with description prefixes in Example for a subject like `Foo::Bar#baz` it will run all example groups with description prefixes in
`Foo::Bar#baz`, `Foo::Bar` and `Foo`. The order is important, so if mutant finds example groups in the `Foo::Bar#baz`, `Foo::Bar` and `Foo`. The order is important, so if mutant finds example groups in the
current prefix level, these example groups *must* kill the mutation. current prefix level, these example groups *must* kill the mutation.
This test selection strategy is compatible with the old `--rspec-dm2` and `--rspec-unit` strategy.
It allows to define very fine grained specs, or coarse grained - as you like.
Alternatives Alternatives
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