137 lines
3.5 KiB
Go
137 lines
3.5 KiB
Go
package suite
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import (
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"flag"
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"fmt"
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"os"
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"reflect"
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"regexp"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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var allTestsFilter = func(_, _ string) (bool, error) { return true, nil }
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var matchMethod = flag.String("testify.m", "", "regular expression to select tests of the testify suite to run")
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// Suite is a basic testing suite with methods for storing and
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// retrieving the current *testing.T context.
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type Suite struct {
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*assert.Assertions
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require *require.Assertions
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t *testing.T
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}
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// T retrieves the current *testing.T context.
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func (suite *Suite) T() *testing.T {
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return suite.t
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}
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// SetT sets the current *testing.T context.
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func (suite *Suite) SetT(t *testing.T) {
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suite.t = t
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suite.Assertions = assert.New(t)
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suite.require = require.New(t)
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}
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// Require returns a require context for suite.
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func (suite *Suite) Require() *require.Assertions {
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if suite.require == nil {
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suite.require = require.New(suite.T())
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}
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return suite.require
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}
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// Assert returns an assert context for suite. Normally, you can call
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// `suite.NoError(expected, actual)`, but for situations where the embedded
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// methods are overridden (for example, you might want to override
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// assert.Assertions with require.Assertions), this method is provided so you
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// can call `suite.Assert().NoError()`.
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func (suite *Suite) Assert() *assert.Assertions {
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if suite.Assertions == nil {
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suite.Assertions = assert.New(suite.T())
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}
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return suite.Assertions
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}
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// Run takes a testing suite and runs all of the tests attached
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// to it.
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func Run(t *testing.T, suite TestingSuite) {
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suite.SetT(t)
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if setupAllSuite, ok := suite.(SetupAllSuite); ok {
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setupAllSuite.SetupSuite()
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}
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defer func() {
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if tearDownAllSuite, ok := suite.(TearDownAllSuite); ok {
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tearDownAllSuite.TearDownSuite()
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}
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}()
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methodFinder := reflect.TypeOf(suite)
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tests := []testing.InternalTest{}
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for index := 0; index < methodFinder.NumMethod(); index++ {
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method := methodFinder.Method(index)
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ok, err := methodFilter(method.Name)
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if err != nil {
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fmt.Fprintf(os.Stderr, "testify: invalid regexp for -m: %s\n", err)
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os.Exit(1)
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}
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if ok {
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test := testing.InternalTest{
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Name: method.Name,
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F: func(t *testing.T) {
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parentT := suite.T()
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suite.SetT(t)
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if setupTestSuite, ok := suite.(SetupTestSuite); ok {
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setupTestSuite.SetupTest()
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}
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if beforeTestSuite, ok := suite.(BeforeTest); ok {
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beforeTestSuite.BeforeTest(methodFinder.Elem().Name(), method.Name)
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}
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defer func() {
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if afterTestSuite, ok := suite.(AfterTest); ok {
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afterTestSuite.AfterTest(methodFinder.Elem().Name(), method.Name)
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}
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if tearDownTestSuite, ok := suite.(TearDownTestSuite); ok {
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tearDownTestSuite.TearDownTest()
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}
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suite.SetT(parentT)
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}()
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method.Func.Call([]reflect.Value{reflect.ValueOf(suite)})
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},
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}
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tests = append(tests, test)
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}
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}
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runTests(t, tests)
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}
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func runTests(t testing.TB, tests []testing.InternalTest) {
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r, ok := t.(runner)
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if !ok { // backwards compatibility with Go 1.6 and below
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if !testing.RunTests(allTestsFilter, tests) {
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t.Fail()
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}
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return
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}
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for _, test := range tests {
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r.Run(test.Name, test.F)
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}
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}
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// Filtering method according to set regular expression
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// specified command-line argument -m
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func methodFilter(name string) (bool, error) {
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if ok, _ := regexp.MatchString("^Test", name); !ok {
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return false, nil
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}
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return regexp.MatchString(*matchMethod, name)
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}
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type runner interface {
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Run(name string, f func(t *testing.T)) bool
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}
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