fix: update Sprout logic and adjust corresponding tests

Readme.md

@@ -51,31 +51,36 @@ open Sprout
 
 let suite = describe "A test suite" {
   Info "Top level info message"
+
+  // variables may be used to store state across tests
+  let mutable b = false
+  beforeEach { b <- true }
   it "should pass" {
     info "This test passes"
+
+    // simple assertions included out-of-the-box
+    b |> shouldBeTrue
   }
 
   it "should fail" {
     info "This test fails"
     failwith "Intentional failure"
   }
 
+  // use pending to mark tests that are not yet implemented
   pending "This is a pending test"
 
-  describe "Nested suite" {
-    Debug "Use beforeEach and afterEach for setup and teardown"
-    beforeEach {
-      debug "Before each test"
-    }
+  describe "Async works too" {
+    Debug "Async test example"
 
-    afterEach {
-      debug "After each test"
-    }
-    it "should also pass" {
-      info "Nested test passes"
+    // asynchronous flows are supported
+    it "should run asynchronously" {
+      do! Async.Sleep 1000
+      info "Async test completed"
     }
   }
 
+  // use nested suites to organize tests
   describe "Arithmetic" {
     describe "Addition" {
       it "should add two numbers correctly" {
@@ -90,24 +95,30 @@ let suite = describe "A test suite" {
         result |> shouldEqual 9
       }
     }
-  }
 
-  describe "Comparisons" {
-    debug "Testing comparisons"
-    it "should compare numbers correctly" {
-      5 > 3 |> shouldBeTrue
+    describe "Comparisons" {
+      debug "Testing comparisons"
+      it "should compare numbers correctly" {
+        5 > 3 |> shouldBeTrue
+      }
     }
-  }
 
-  describe "Parameterized Tests" {
-    info "Simply embed test cases and loop over them"
-    let numbers = [1; 2; 3; 4; 5]
-    for n in numbers do
-      it $"should handle number {n}" {
-        n > 0 |> shouldBeTrue
-      }
+    // parameterized tests are supported using regular F# loops
+    // type-safe as expected without any special syntax
+    describe "Parameterized Tests" {
+      info "Simply embed test cases and loop over them"
+      let numbers = [1; 2; 3; 4; 5]
+      for n in numbers do
+        it $"should handle number {n}" {
+          n > 0 |> shouldBeTrue
+        }
+    }
   }
 }
+
+// Run the test suite asynchronously
+runTestSuite
+|> Async.RunSynchronously
 ```
 
 Output: