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Add documentation for floating point range generator

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Martin Hořeňovský 2019-10-26 20:49:56 +02:00
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docs/generators.md
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@ -49,7 +49,7 @@ a test case,
* 4 specific purpose generators
* `RandomIntegerGenerator<Integral>` -- generates random Integrals from range
* `RandomFloatGenerator<Float>` -- generates random Floats from range
* `RangeGenerator<T>` -- generates all values inside a specific range
* `RangeGenerator<T>` -- generates all values inside an arithmetic range
* `IteratorGenerator<T>` -- copies and returns values from an iterator range
> `ChunkGenerator<T>`, `RandomIntegerGenerator<Integral>`, `RandomFloatGenerator<Float>` and `RangeGenerator<T>` were introduced in Catch 2.7.0.
@ -69,8 +69,8 @@ type, making their usage much nicer. These are
* `map<T>(func, GeneratorWrapper<U>&&)` for `MapGenerator<T, U, Func>` (map `U` to `T`)
* `chunk(chunk-size, GeneratorWrapper<T>&&)` for `ChunkGenerator<T>`
* `random(IntegerOrFloat a, IntegerOrFloat b)` for `RandomIntegerGenerator` or `RandomFloatGenerator`
* `range(start, end)` for `RangeGenerator<T>` with a step size of `1`
* `range(start, end, step)` for `RangeGenerator<T>` with a custom step size
* `range(Arithemtic start, Arithmetic end)` for `RangeGenerator<Arithmetic>` with a step size of `1`
* `range(Arithmetic start, Arithmetic end, Arithmetic step)` for `RangeGenerator<Arithmetic>` with a custom step size
* `from_range(InputIterator from, InputIterator to)` for `IteratorGenerator<T>`
* `from_range(Container const&)` for `IteratorGenerator<T>`
@ -78,6 +78,8 @@ type, making their usage much nicer. These are
> `from_range` has been introduced in Catch 2.10.0
> `range()` for floating point numbers has been introduced in Catch X.Y.Z
And can be used as shown in the example below to create a generator
that returns 100 odd random number: