test: add more tests (#1856)

core/fs/temps_test.go

@@ -0,0 +1,49 @@
+package fs
+
+import (
+	"io/ioutil"
+	"os"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestTempFileWithText(t *testing.T) {
+	f, err := TempFileWithText("test")
+	if err != nil {
+		t.Error(err)
+	}
+	if f == nil {
+		t.Error("TempFileWithText returned nil")
+	}
+	if f.Name() == "" {
+		t.Error("TempFileWithText returned empty file name")
+	}
+	defer os.Remove(f.Name())
+
+	bs, err := ioutil.ReadAll(f)
+	assert.Nil(t, err)
+	if len(bs) != 4 {
+		t.Error("TempFileWithText returned wrong file size")
+	}
+	if f.Close() != nil {
+		t.Error("TempFileWithText returned error on close")
+	}
+}
+
+func TestTempFilenameWithText(t *testing.T) {
+	f, err := TempFilenameWithText("test")
+	if err != nil {
+		t.Error(err)
+	}
+	if f == "" {
+		t.Error("TempFilenameWithText returned empty file name")
+	}
+	defer os.Remove(f)
+
+	bs, err := ioutil.ReadFile(f)
+	assert.Nil(t, err)
+	if len(bs) != 4 {
+		t.Error("TempFilenameWithText returned wrong file size")
+	}
+}

core/jsonx/json_test.go

@@ -0,0 +1,87 @@
+package jsonx
+
+import (
+	"strings"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestMarshal(t *testing.T) {
+	var v = struct {
+		Name string `json:"name"`
+		Age  int    `json:"age"`
+	}{
+		Name: "John",
+		Age:  30,
+	}
+	bs, err := Marshal(v)
+	assert.Nil(t, err)
+	assert.Equal(t, `{"name":"John","age":30}`, string(bs))
+}
+
+func TestUnmarshal(t *testing.T) {
+	const s = `{"name":"John","age":30}`
+	var v struct {
+		Name string `json:"name"`
+		Age  int    `json:"age"`
+	}
+	err := Unmarshal([]byte(s), &v)
+	assert.Nil(t, err)
+	assert.Equal(t, "John", v.Name)
+	assert.Equal(t, 30, v.Age)
+}
+
+func TestUnmarshalError(t *testing.T) {
+	const s = `{"name":"John","age":30`
+	var v struct {
+		Name string `json:"name"`
+		Age  int    `json:"age"`
+	}
+	err := Unmarshal([]byte(s), &v)
+	assert.NotNil(t, err)
+}
+
+func TestUnmarshalFromString(t *testing.T) {
+	const s = `{"name":"John","age":30}`
+	var v struct {
+		Name string `json:"name"`
+		Age  int    `json:"age"`
+	}
+	err := UnmarshalFromString(s, &v)
+	assert.Nil(t, err)
+	assert.Equal(t, "John", v.Name)
+	assert.Equal(t, 30, v.Age)
+}
+
+func TestUnmarshalFromStringError(t *testing.T) {
+	const s = `{"name":"John","age":30`
+	var v struct {
+		Name string `json:"name"`
+		Age  int    `json:"age"`
+	}
+	err := UnmarshalFromString(s, &v)
+	assert.NotNil(t, err)
+}
+
+func TestUnmarshalFromRead(t *testing.T) {
+	const s = `{"name":"John","age":30}`
+	var v struct {
+		Name string `json:"name"`
+		Age  int    `json:"age"`
+	}
+	err := UnmarshalFromReader(strings.NewReader(s), &v)
+	assert.Nil(t, err)
+	assert.Equal(t, "John", v.Name)
+	assert.Equal(t, 30, v.Age)
+}
+
+func TestUnmarshalFromReaderError(t *testing.T) {
+	const s = `{"name":"John","age":30`
+	var v struct {
+		Name string `json:"name"`
+		Age  int    `json:"age"`
+	}
+	err := UnmarshalFromReader(strings.NewReader(s), &v)
+	assert.NotNil(t, err)
+}