Add 1 dimensional array docs

CHANGELOG.md

@@ -6,6 +6,10 @@
 - `[expect]` Using symbolic property names in arrays no longer causes the `toEqual` matcher to fail ([#6391](https://github.com/facebook/jest/pull/6391))
 - `[expect]` `toEqual` no longer tries to compare non-enumerable symbolic properties, to be consistent with non-symbolic properties. ([#6398](https://github.com/facebook/jest/pull/6398))
 
+### Chore & Maintenance
+
+- `[docs]` Add jest-each docs for 1 dimensional arrays ([#6444](https://github.com/facebook/jest/pull/6444/files))
+
 ## 23.1.0
 
 ### Features

docs/GlobalAPI.md

@@ -231,6 +231,7 @@ Use `describe.each` if you keep duplicating the same test suites with different
 #### 1. `describe.each(table)(name, fn)`
 
 - `table`: `Array` of Arrays with the arguments that are passed into the `fn` for each row.
+  - _Note_ If you pass in a 1D array of primitives, internally it will be mapped to a table i.e. `[1, 2, 3] -> [[1], [2], [3]]`
 - `name`: `String` the title of the test suite.
   - Generate unique test titles by positionally injecting parameters with [`printf` formatting](https://nodejs.org/api/util.html#util_util_format_format_args):
     - `%p` - [pretty-format](https://www.npmjs.com/package/pretty-format).
@@ -476,6 +477,7 @@ Use `test.each` if you keep duplicating the same test with different data. `test
 #### 1. `test.each(table)(name, fn)`
 
 - `table`: `Array` of Arrays with the arguments that are passed into the test `fn` for each row.
+  - _Note_ If you pass in a 1D array of primitives, internally it will be mapped to a table i.e. `[1, 2, 3] -> [[1], [2], [3]]`
 - `name`: `String` the title of the test block.
   - Generate unique test titles by positionally injecting parameters with [`printf` formatting](https://nodejs.org/api/util.html#util_util_format_format_args):
     - `%p` - [pretty-format](https://www.npmjs.com/package/pretty-format).

packages/jest-each/README.md

@@ -96,6 +96,7 @@ const each = require('jest-each');
 ##### `each`:
 
 - parameters: `Array` of Arrays with the arguments that are passed into the `testFn` for each row
+  - _Note_ If you pass in a 1D array of primitives, internally it will be mapped to a table i.e. `[1, 2, 3] -> [[1], [2], [3]]`
 
 ##### `.test`:
 
@@ -116,6 +117,7 @@ const each = require('jest-each');
 ##### `each`:
 
 - parameters: `Array` of Arrays with the arguments that are passed into the `suiteFn` for each row
+  - _Note_ If you pass in a 1D array of primitives, internally it will be mapped to a table i.e. `[1, 2, 3] -> [[1], [2], [3]]`
 
 ##### `.describe`: