feat(Go-StudyExample):2021/02/09:新增merge源码阅读和单测代码

2021-02-09 16:00:31 +08:00
parent 05f55b0eac
commit cf02f0bf10
51 changed files with 3712 additions and 1 deletions
@@ -0,0 +1,46 @@
+package mergo_test
+
+import (
+	"testing"
+
+	"github.com/imdario/mergo"
+)
+
+type Student struct {
+	Name  string
+	Books []string
+}
+
+type issue64TestData struct {
+	S1            Student
+	S2            Student
+	ExpectedSlice []string
+}
+
+func issue64Data() []issue64TestData {
+	return []issue64TestData{
+		{Student{"Jack", []string{"a", "B"}}, Student{"Tom", []string{"1"}}, []string{"a", "B"}},
+		{Student{"Jack", []string{"a", "B"}}, Student{"Tom", []string{}}, []string{"a", "B"}},
+		{Student{"Jack", []string{}}, Student{"Tom", []string{"1"}}, []string{"1"}},
+		{Student{"Jack", []string{}}, Student{"Tom", []string{}}, []string{}},
+	}
+}
+
+func TestIssue64MergeSliceWithOverride(t *testing.T) {
+	for _, data := range issue64Data() {
+		err := mergo.Merge(&data.S2, data.S1, mergo.WithOverride)
+		if err != nil {
+			t.Errorf("Error while merging %s", err)
+		}
+
+		if len(data.S2.Books) != len(data.ExpectedSlice) {
+			t.Errorf("Got %d elements in slice, but expected %d", len(data.S2.Books), len(data.ExpectedSlice))
+		}
+
+		for i, val := range data.S2.Books {
+			if val != data.ExpectedSlice[i] {
+				t.Errorf("Expected %s, but got %s while merging slice with override", data.ExpectedSlice[i], val)
+			}
+		}
+	}
+}