refactor: unify how executor tests are written (#2042)

* feat: use TaskTest for executor tests

* feat: more tests

* feat: separate tests for executing and formatting with new functional options that work for both test types

* feat: formatter tests

* refactor: more tests

testdata/requires/Taskfile.yml

@@ -8,7 +8,7 @@ tasks:
     requires:
       vars:
         - FOO
-    cmd: echo "{{.foo}}"
+    cmd: echo "{{.FOO}}"
 
   var-defined-in-task:
     vars:
@@ -18,18 +18,15 @@ tasks:
         - FOO
     cmd: echo "{{.FOO}}"
 
-
   validation-var-dynamic:
     vars:
       FOO:
         sh: echo "one"
-
     requires:
       vars:
         - name: FOO
           enum: ['one', 'two']
 
-
   validation-var:
     requires:
       vars:

testdata/requires/testdata/TestRequires-fails_validation-err-run.golden

@@ -0,0 +1,2 @@
+task: Task "validation-var" cancelled because it is missing required variables:
+  - FOO has an invalid value : 'bar' (allowed values : [one two])

testdata/requires/testdata/TestRequires-require_before_compile-err-run.golden

@@ -0,0 +1 @@
+task: Task "require-before-compile" cancelled because it is missing required variables: MY_VAR

testdata/requires/testdata/TestRequires-required_var_missing-err-run.golden

@@ -0,0 +1 @@
+task: Task "missing-var" cancelled because it is missing required variables: FOO

testdata/requires/testdata/TestRequires-required_var_missing_+_fails_validation-err-run.golden

@@ -0,0 +1 @@
+task: Task "validation-var" cancelled because it is missing required variables: ENV, FOO (allowed values: [one two])

testdata/requires/testdata/TestRequires-required_var_ok.golden

@@ -0,0 +1,2 @@
+task: [missing-var] echo "bar"
+bar

testdata/requires/testdata/TestRequires-var_defined_in_task.golden

@@ -0,0 +1,2 @@
+task: [var-defined-in-task] echo "bar"
+bar