tests for lower go

errors_go1.13_test.go

@@ -0,0 +1,98 @@
+// Copyright © 2020 Hedzr Yeh.
+
+// +build go1.13
+
+package errors
+
+import (
+	errorsstd "errors"
+	// pkgerrors "github.com/pkg/errors"
+	"io"
+	"os"
+	"testing"
+)
+
+func Test1go113(t *testing.T) {
+	var err error
+
+	err = geneof()
+	if Cause(err) == io.EOF {
+		t.Logf("ok: %v", err)
+	} else {
+		t.Fatal("expect it is a EOF")
+	}
+
+	//err = geneof2()
+	//if pkgerrors.Cause(err) == io.EOF {
+	//	t.Logf("ok: %v", err)
+	//} else {
+	//	t.Fatal("expect it is a EOF")
+	//}
+
+	err = geneof13()
+	if errorsstd.Is(err, io.EOF) {
+		t.Logf("ok: %v", err)
+	} else {
+		t.Fatal("expect it is a EOF")
+	}
+}
+
+func Test2go113(t *testing.T) {
+	var err error
+
+	err = geneofx()
+	if Cause(err) == io.EOF {
+		t.Logf("ok: %v", err)
+	} else {
+		t.Fatal("expect it is a EOF")
+	}
+	if Cause(err) == io.EOF {
+		t.Logf("ok: %+v", err)
+	} else {
+		t.Fatal("expect it is a EOF")
+	}
+
+	err = geneofxs()
+	if Cause(err) == io.EOF {
+		t.Logf("ok: %v", err)
+	} else {
+		t.Fatal("expect it is a EOF")
+	}
+
+	// errorx tests -------------------------------
+
+	// errorx.Cause() and Cause1()
+	if Cause(err) == io.EOF {
+		// Wrap(err, msg): the error object has stacktrace info
+		t.Logf("ok: %+v", err)
+	} else {
+		t.Fatal("Cause() failed: expect it is a EOF")
+	}
+	if Is(err, io.EOF) {
+		// Wrap(err, msg): the error object has stacktrace info
+		t.Logf("ok: %+v", err)
+	} else {
+		t.Fatal("Is() failed: expect it is a EOF")
+	}
+	if Unwrap(Unwrap(err)) == io.EOF {
+		// Wrap(err, msg): the error object has stacktrace info
+		t.Logf("ok: %+v", err)
+	} else {
+		t.Fatal("Unwrap() failed: expect it is a EOF")
+	}
+
+	var perr *os.PathError
+	err = Wrap(&os.PathError{Err: io.EOF, Op: "find", Path: "/"}, "wrong path and rights")
+	if As(err, &perr) {
+		t.Logf("ok: %+v", *perr)
+	} else {
+		t.Fatal("As() failed: expect it is a os.PathError{}")
+	}
+
+	// var c = NewContainer("container")
+	// AttachTo(c, io.EOF, io.ErrShortBuffer, io.ErrUnexpectedEOF)
+	// t.Logf("ok: %+v | container is empty: %v", c, ContainerIsEmpty(c))
+	// if ContainerIsEmpty(c) != false {
+	// 	t.Fatal("ContainerIsEmpty(c) failed: expect it is false.")
+	// }
+}

errors_test.go

@@ -3,7 +3,6 @@
 package errors
 
 import (
-	errorss "errors"
 	"fmt"
 	"github.com/pkg/errors"
 	"io"
@@ -220,12 +219,19 @@ func Test1(t *testing.T) {
 		t.Fatal("expect it is a EOF")
 	}
 
-	err = geneof13()
-	if errorss.Is(err, io.EOF) {
-		t.Logf("ok: %v", err)
-	} else {
-		t.Fatal("expect it is a EOF")
-	}
+	//err = geneof2()
+	//if pkgerrors.Cause(err) == io.EOF {
+	//	t.Logf("ok: %v", err)
+	//} else {
+	//	t.Fatal("expect it is a EOF")
+	//}
+
+	//err = geneof13()
+	//if errorsstd.Is(err, io.EOF) {
+	//	t.Logf("ok: %v", err)
+	//} else {
+	//	t.Fatal("expect it is a EOF")
+	//}
 }
 
 func Test2(t *testing.T) {