Switch to apt-get for CI, update documentation for tide test

.github/workflows/CI.yaml

@@ -11,7 +11,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Install dependencies
-        run: sudo apt install -y fish curl git
+        run: sudo apt-get install -y fish curl git
 
       - name: Install Tide unattended
         shell: fish {0}
@@ -19,7 +19,7 @@ jobs:
 
       - name: Install testing dependencies
         shell: fish {0}
-        run: sudo apt install -y python3 python3-venv
+        run: sudo apt-get install -y python3 python3-venv
 
       - name: Install fisher and fishtape
         shell: fish {0}

CONTRIBUTING.md

@@ -18,12 +18,12 @@ tide_install -ld ~/tide
 
 ## Testing
 
-The `tide_test` command runs tests from the `$__fish_config_dir/tests` folder using [fishtape][]. Currently there are unit tests for most prompt items.
+The `tide test` command runs tests from the `$_tide_dir/tests` folder using [fishtape][]. Currently there are unit tests for most prompt items.
 
 Example:
 
 ```console
-tide_test status
+tide test status
 ```
 
 ## Git Workflow

tide_theme/functions/test.fish

@@ -85,7 +85,7 @@ function _help
         'print this help message' \
         'install fisher and fishtape test dependencies'
 
-    printf '%s\n' 'Usage: '$g'tide_test '$n'[options] '$b'[TESTS...]'$n
+    printf '%s\n' 'Usage: '$g'tide test '$n'[options] '$b'[TESTS...]'$n
     printf '%s\n'
     printf '%s\n' 'Options:'
     printf '%s\n'