diff --git a/internal/deps/container_test.go b/internal/deps/container_test.go
new file mode 100644
index 0000000..1ae1735
--- /dev/null
+++ b/internal/deps/container_test.go
@@ -0,0 +1,103 @@
+package deps
+
+import (
+	"reflect"
+	"testing"
+
+	"golang.org/x/tools/go/packages"
+)
+
+func TestNewDependenciesContainer(t *testing.T) {
+	tests := []struct {
+		name    string
+		wantErr bool
+	}{
+		{
+			name:    "Test case 1: Successful creation of DependenciesContainer",
+			wantErr: false,
+		},
+		// @TODO Add more test cases as needed
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			_, err := NewDependenciesContainer()
+			if (err != nil) != tt.wantErr {
+				t.Errorf("NewDependenciesContainer() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			// Since the function NewDependenciesContainer() does not return a predictable result,
+			// we cannot compare the result with a predefined expected result (tt.want).
+			// @TODO Modify the function to return a predictable result to add a comparison here.
+		})
+	}
+}
+
+func TestDependenciesContainer_GetPkgDeps(t *testing.T) {
+	type args struct {
+		pkg *packages.Package
+	}
+	tests := []struct {
+		name string
+		d    *DependenciesContainer
+		args args
+		want map[string]struct{}
+	}{
+		{
+			name: "Test case 1: Get dependencies of a package",
+			d:    &DependenciesContainer{stdPackages: map[string]struct{}{"fmt": {}}},
+			args: args{
+				pkg: &packages.Package{
+					PkgPath: "mypackage",
+					Imports: map[string]*packages.Package{
+						"fmt": {PkgPath: "fmt"},
+					},
+				},
+			},
+			want: map[string]struct{}{"mypackage": {}},
+		},
+		// @TODO: Add more test cases.
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := tt.d.GetPkgDeps(tt.args.pkg); !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("DependenciesContainer.GetPkgDeps() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func TestDependenciesContainer_getPkgDeps(t *testing.T) {
+	type args struct {
+		pkg *packages.Package
+		r   map[string]struct{}
+	}
+	tests := []struct {
+		name string
+		d    *DependenciesContainer
+		args args
+		want map[string]struct{}
+	}{
+		{
+			name: "Test case 1: Get dependencies of a package",
+			d:    &DependenciesContainer{stdPackages: map[string]struct{}{"fmt": {}}},
+			args: args{
+				pkg: &packages.Package{
+					PkgPath: "mypackage",
+					Imports: map[string]*packages.Package{
+						"fmt": {PkgPath: "fmt"},
+					},
+				},
+				r: map[string]struct{}{},
+			},
+			want: map[string]struct{}{"mypackage": {}},
+		},
+		// @TODO: Add more test cases.
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := tt.d.getPkgDeps(tt.args.pkg, tt.args.r); !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("DependenciesContainer.getPkgDeps() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}