Add interface tests for suite.T

Author: boyan-soubachov

suite/suite_test.go

@@ -10,6 +10,7 @@ import (
 	"time"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/mock"
 	"github.com/stretchr/testify/require"
 )
 
@@ -482,3 +483,27 @@ func (s *CallOrderSuite) Test_A() {
 func (s *CallOrderSuite) Test_B() {
 	s.call("Test B")
 }
+
+func TestMockTCompatibility(t *testing.T) {
+	suiteTester := new(SuiteTester)
+	suiteTester.SetT(t)
+
+	// compatible with mock.T
+	_, ok := suiteTester.T().(mock.TestingT)
+	assert.True(t, ok)
+
+	// compatible with testing.T
+	_, ok = suiteTester.T().(*testing.T)
+	assert.True(t, ok)
+
+	// compatible with testing.TB
+	_, ok = suiteTester.T().(testing.TB)
+	assert.True(t, ok)
+
+	// control check
+	type wrongInterface interface {
+		NotInSuiteT() string
+	}
+	_, ok = suiteTester.T().(wrongInterface)
+	assert.False(t, ok)
+}