Add tests for validation and completion

actions-languageservice/src/complete.expressions.test.ts

@@ -749,6 +749,57 @@ jobs:
       expect(result.map(x => x.label)).toEqual(["container", "services", "status"]);
     });
 
+    it("job context is suggested within a job output", async () => {
+      const input = `
+on: push
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    outputs:
+      environment: \${{ | }}
+    steps:
+      - id: a
+        run: echo hi
+`;
+
+      const result = await complete(...getPositionFromCursor(input), undefined, contextProviderConfig);
+      expect(result.map(x => x.label)).toEqual([
+        "env",
+        "github",
+        "inputs",
+        "job",
+        "needs",
+        "runner",
+        "secrets",
+        "steps",
+        "vars",
+        "contains",
+        "endsWith",
+        "format",
+        "fromJson",
+        "join",
+        "startsWith",
+        "toJson",
+      ]);
+    });
+
+    it("step context is suggested within a job output", async () => {
+      const input = `
+on: push
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    outputs:
+      environment: \${{ steps.| }}
+    steps:
+      - id: foo
+        run: echo hi
+`;
+
+      const result = await complete(...getPositionFromCursor(input), undefined, contextProviderConfig);
+      expect(result.map(x => x.label)).toEqual(["foo"]);
+    });
+
     it("container context is suggested within a job container", async () => {
       const input = `
 on: push

actions-languageservice/src/validate.expressions.test.ts

@@ -190,6 +190,39 @@ jobs:
       ]);
     });
 
+    it("reference of invalid step in job outputs", async () => {
+      const input = `
+      on: push
+      jobs:
+        a:
+          outputs:
+            environment: \${{ steps.foo }}
+          runs-on: ubuntu-latest
+          steps:
+            - id: a
+              run: echo hello a
+      `;
+
+      const result = await validate(createDocument("wf.yaml", input));
+
+      expect(result).toEqual([
+        {
+          "message": "Context access might be invalid: foo",
+          "range": {
+            "end": {
+              "character": 41,
+              "line": 5,
+            },
+            "start": {
+              "character": 25,
+              "line": 5,
+            },
+          },
+          "severity": 2,
+        },
+      ]);
+    });
+
     it("invalid reference of generated step name", async () => {
       const input = `
       on: push