Add support for full recipe loading

Author: therazix

docs/releases/pending/4661.fmf

@@ -0,0 +1,4 @@
+description: |
+    Full :tmt:story:`recipe</spec/recipe>` loading is now supported,
+    and all phases can now be loaded directly from the recipe.
+    Note that the recipe feature is still experimental and subject to change.

spec/recipe.fmf

@@ -40,11 +40,8 @@ description: |
         plans:
             # String, name of the plan
           - name: /plan/name
-            # Mapping, stores plan environment from various sources
-            environment-from-fmf: ...
-            environment-from-importing: ...
-            environment-from-cli: ...
-            environment-from-intrinsics: ...
+            # Mapping, stores plan environment
+            environment: ...
             # Mapping, stores plan context
             context: ...
 

tests/recipe/data/import.yaml

@@ -4,192 +4,85 @@ run:
     environment:
         RUN_ENV: run_value
     context: {}
-    __class__:
-        module: tmt.recipe
-        name: _RecipeRun
 plans:
   - name: /plans/import
     summary: A simple smoke plan for remote testing
     description: This is just a simple smoke plan used for testing import of
         remote plans. See the related test coverage for more details.
-    author: []
-    contact: []
     enabled: true
     order: 50
-    id:
-    tag: []
-    tier:
-    adjust: []
-    link:
-      - relates: https://github.com/teemtee/tmt/tree/main/tests/plan/import
-    environment-from-fmf: {}
-    environment-from-importing:
-        PLAN_ENV: plan_value
-    environment-from-cli:
-        RUN_ENV: run_value
-    environment-from-intrinsics:
-        TMT_VERSION: version
-        TMT_TREE: /run_path/plans/import/tree
-        TMT_PLAN_DATA: /run_path/plans/import/data
-        TMT_PLAN_ENVIRONMENT_FILE:
-            /run_path/plans/import/data/variables.env
-        TMT_PLAN_SOURCE_SCRIPT:
-            /run_path/plans/import/data/plan-source-script.sh
     discover:
         enabled: true
         phases:
           - name: default-0
             how: fmf
             order: 50
-            when: []
-            summary:
-            where: &id001 []
-            url:
             url-content-type: git
-            ref:
             dist-git-source: false
-            dist-git-type:
             dist-git-download-only: false
             dist-git-install-builddeps: false
-            dist-git-require: []
-            require-test: []
-            path:
-            test: []
-            link: []
             filter:
               - tag:remote
-            include: []
-            exclude: []
             modified-only: false
-            modified-url:
-            modified-ref:
             dist-git-init: false
             dist-git-remove-fmf-root: false
             dist-git-merge: false
-            dist-git-extract:
             sync-repo: false
             fmf-id: false
             prune: false
-            adjust-tests: []
-            upgrade-path:
-            repository:
-            revision:
-            __class__:
-                module: tmt.steps.discover.fmf
-                name: DiscoverFmfStepData
         tests:
           - name: /tests/one
+            discover-phase: default-0
+            test: echo one
+            path: /default-0/tests/tests
             summary: Remote test one
-            description:
-            author: []
-            contact: []
             enabled: true
             order: 50
-            id:
             tag:
               - remote
-            tier:
-            adjust: []
-            component: []
             framework: shell
             manual: false
             tty: false
             duration: 5m
-            where: *id001
-            restart-on-exit-code: []
             restart-max-count: 1
             restart-with-reboot: false
             serial-number: 1
-            discover-phase: default-0
-            link: []
-            test: echo one
-            path: /default-0/tests/tests
-            require: []
-            recommend: []
-            environment: {}
             result: respect
-            check: []
-            __class__:
-                module: tmt.recipe
-                name: _RecipeTest
           - name: /tests/two
+            discover-phase: default-0
+            test: echo two
+            path: /default-0/tests/tests
             summary: Remote test two
-            description:
-            author: []
-            contact: []
             enabled: true
             order: 50
-            id:
             tag:
               - remote
-            tier:
-            adjust: []
-            component: []
             framework: shell
             manual: false
             tty: false
             duration: 5m
-            where: *id001
-            restart-on-exit-code: []
             restart-max-count: 1
             restart-with-reboot: false
             serial-number: 2
-            discover-phase: default-0
-            link: []
-            test: echo two
-            path: /default-0/tests/tests
-            require: []
-            recommend: []
-            environment: {}
             result: respect
-            check: []
-            __class__:
-                module: tmt.recipe
-                name: _RecipeTest
-        __class__:
-            module: tmt.recipe
-            name: _RecipeDiscoverStep
     provision:
         enabled: false
         phases: []
-        __class__:
-            module: tmt.recipe
-            name: _RecipeStep
     prepare:
         enabled: false
         phases: []
-        __class__:
-            module: tmt.recipe
-            name: _RecipeStep
     execute:
         enabled: false
         phases: []
         results-path: plans/import/execute/results.yaml
-        __class__:
-            module: tmt.recipe
-            name: _RecipeExecuteStep
     report:
         enabled: false
         phases: []
-        __class__:
-            module: tmt.recipe
-            name: _RecipeStep
     finish:
         enabled: false
         phases: []
-        __class__:
-            module: tmt.recipe
-            name: _RecipeStep
     cleanup:
         enabled: false
         phases: []
-        __class__:
-            module: tmt.recipe
-            name: _RecipeStep
-    context: {}
-    __class__:
-        module: tmt.recipe
-        name: _RecipePlan
-__class__:
-    module: tmt.recipe
-    name: Recipe
+    link:
+      - relates: https://github.com/teemtee/tmt/tree/main/tests/plan/import