pima: (Feature) Running tests using Nuru

examples/test.nr

@@ -0,0 +1,46 @@
+tumia pima
+
+unda pata_mraba(namba) {
+    rudisha namba * namba;
+}
+
+unda pima_mraba() {
+    fanya x = pata_mraba(5);
+    pima.hakiki(x == 25, "Hesabu ya mraba sio sahihi");
+
+    x = pata_mraba(10);
+    pima.hakiki(x == 100, "Hesabu ya mraba sio sahihi");
+
+    x = pata_mraba(100);
+    pima.hakiki(x == 10000, "Hesabu ya mraba sio sahihi");
+
+}
+
+unda pima_mraba2() {
+    fanya x = pata_mraba(5);
+    pima.hakiki(x == 25, "Hesabu ya mraba sio sahihi");
+}
+
+unda pima_mraba3() {
+    fanya x = pata_mraba(5);
+    pima.hakiki(x == 25, "Hesabu ya mraba sio sahihi");
+}
+
+unda pima_mraba4() {
+    fanya x = pata_mraba(5);
+    pima.hakiki(x == 25, "Hesabu ya mraba sio sahihi");
+}
+
+unda pima_ambayo_itafeli() {
+    pima.hakiki(pata_mraba(9) == 16, "Hesabu ya mraba sio sahihi");
+    pima.hakiki(pata_mraba(10) == 16, "Hesabu ya mraba sio sahihi");
+}
+
+
+unda pima_ambayo_itafeli2() {
+    pima.hakiki(pata_mraba(10) == 10 * 11, "Hesabu ya mraba sio sahihi");
+}
+
+unda pima_ambayo_itafeli3() {
+    pima.hakiki(pata_mraba(10) == 10 * 11, "Hesabu ya mraba sio sahihi");
+}

main.go

@@ -30,6 +30,28 @@ var (
 		styles.HelpStyle.Bold(true).Render("nuru --toleo")))
 )
 
+func hasValidExtension(file string) bool {
+	return strings.HasSuffix(file, ".nr") || strings.HasSuffix(file, ".sw")
+}
+
+func readFile(file string) (string, error) {
+	if !hasValidExtension(file) {
+		return "", fmt.Errorf("'%s' sii faili sahihi. Tumia faili la '.nr' au '.sw'", file)
+	}
+
+	contents, err := os.ReadFile(file)
+	if err != nil {
+		return "", fmt.Errorf("Error: Nuru imeshindwa kusoma faili: %s", file)
+	}
+
+	return string(contents), nil
+}
+
+func printError(err error) {
+	fmt.Println(styles.ErrorStyle.Render(err.Error()))
+	os.Exit(1)
+}
+
 func main() {
 
 	args := os.Args
@@ -51,23 +73,34 @@ func main() {
 			repl.Docs()
 		default:
 			file := args[1]
+			if content, err := readFile(file); err == nil {
+				repl.Read(content)
+			} else {
+				printError(err)
+			}
+		}
 
-			if strings.HasSuffix(file, "nr") || strings.HasSuffix(file, ".sw") {
-				contents, err := os.ReadFile(file)
-				if err != nil {
-					fmt.Println(styles.ErrorStyle.Render("Error: Nuru imeshindwa kusoma faili: ", args[1]))
-					os.Exit(1)
-				}
+		return
+	}
 
-				repl.Read(string(contents))
+	if len(args) > 2 {
+		switch args[1] {
+		case "pima":
+			file := args[2]
+			if content, err := readFile(file); err == nil {
+				repl.Test(content)
 			} else {
-				fmt.Println(styles.ErrorStyle.Render("'"+file+"'", "sii faili sahihi. Tumia faili la '.nr' au '.sw'"))
-				os.Exit(1)
+				printError(err)
 			}
+		default:
+			printError(fmt.Errorf("Error: Operesheni uliyochagua haijaumdwa"))
 		}
-	} else {
-		fmt.Println(styles.ErrorStyle.Render("Error: Operesheni imeshindikana boss."))
-		fmt.Println(Help)
-		os.Exit(1)
+
+		return
 	}
+
+	fmt.Println(styles.ErrorStyle.Render("Error: Operesheni imeshindikana boss."))
+	fmt.Println(Help)
+	os.Exit(1)
+
 }

module/module.go

@@ -10,4 +10,5 @@ func init() {
 	Mapper["mtandao"] = &object.Module{Name: "net", Functions: NetFunctions}
 	Mapper["jsoni"] = &object.Module{Name: "json", Functions: JsonFunctions}
 	Mapper["hisabati"] = &object.Module{Name: "hisabati", Functions: MathFunctions}
+	Mapper["pima"] = &object.Module{Name: "pima", Functions: TestFunctions}
 }

module/pima.go

@@ -0,0 +1,50 @@
+package module
+
+import (
+	"github.com/NuruProgramming/Nuru/object"
+)
+
+type ReporterFunc func(pass bool, message string)
+
+var TestReporter ReporterFunc
+
+var TestFunctions = map[string]object.ModuleFunction{}
+
+func init() {
+	TestFunctions["hakiki"] = assert
+}
+
+func assert(args []object.Object, defs map[string]object.Object) object.Object {
+	if len(args) < 1 {
+		return &object.Error{Message: "Hakiki inahitaji condition."}
+	}
+
+	condition := args[0]
+	isTrue := true
+
+	switch val := condition.(type) {
+	case *object.Boolean:
+		isTrue = val.Value
+	case *object.Null:
+		isTrue = false
+	default:
+		isTrue = true
+	}
+
+	msg := "Jaribio"
+	if len(args) > 1 {
+		if m, ok := args[1].(*object.String); ok {
+			msg = m.Value
+		}
+	}
+
+	if TestReporter != nil {
+		TestReporter(isTrue, msg)
+		return &object.Boolean{Value: true}
+	}
+
+	if isTrue {
+		return &object.Boolean{Value: true}
+	}
+	return &object.Error{Message: msg}
+}