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Open-IM-Server/test/typecheck/typecheck_test.go

122 lines
2.9 KiB

// Copyright © 2023 OpenIM. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"errors"
"flag"
"os"
"path/filepath"
"testing"
"golang.org/x/tools/go/packages"
)
// This exists because `go` is not always in the PATH when running CI.
var goBinary = flag.String("go", "", "path to a `go` binary")
func TestVerify(t *testing.T) {
// x/tools/packages is going to literally exec `go`, so it needs some
// setup.
setEnvVars(t)
tcs := []struct {
path string
expect int
}{
// {"./testdata/good", 0},
// {"./testdata/bad", 18},
}
for _, tc := range tcs {
c := newCollector("")
if err := c.walk([]string{tc.path}); err != nil {
t.Fatalf("error walking %s: %v", tc.path, err)
}
errs, err := c.verify("linux/amd64")
if err != nil {
t.Errorf("unexpected error: %v", err)
} else if len(errs) != tc.expect {
t.Errorf("Expected %d errors, got %d: %v", tc.expect, len(errs), errs)
}
}
}
func setEnvVars(t testing.TB) {
t.Helper()
if *goBinary != "" {
newPath := filepath.Dir(*goBinary)
curPath := os.Getenv("PATH")
if curPath != "" {
newPath = newPath + ":" + curPath
}
t.Setenv("PATH", newPath)
}
if os.Getenv("HOME") == "" {
t.Setenv("HOME", "/tmp")
}
}
func TestHandlePath(t *testing.T) {
c := collector{
ignoreDirs: standardIgnoreDirs,
}
e := errors.New("ex")
i, _ := os.Stat(".") // i.IsDir() == true
if c.handlePath("foo", nil, e) != e {
t.Error("handlePath not returning errors")
}
if c.handlePath("vendor", i, nil) != filepath.SkipDir {
t.Error("should skip vendor")
}
}
func TestDedup(t *testing.T) {
testcases := []struct {
input []packages.Error
expected int
}{{
input: nil,
expected: 0,
}, {
input: []packages.Error{
{Pos: "file:7", Msg: "message", Kind: packages.ParseError},
},
expected: 1,
}, {
input: []packages.Error{
{Pos: "file:7", Msg: "message1", Kind: packages.ParseError},
{Pos: "file:8", Msg: "message2", Kind: packages.ParseError},
},
expected: 2,
}, {
input: []packages.Error{
{Pos: "file:7", Msg: "message1", Kind: packages.ParseError},
{Pos: "file:8", Msg: "message2", Kind: packages.ParseError},
{Pos: "file:7", Msg: "message1", Kind: packages.ParseError},
},
expected: 2,
}}
for i, tc := range testcases {
out := dedup(tc.input)
if len(out) != tc.expected {
t.Errorf("[%d] dedup(%v) = '%v', expected %d",
i, tc.input, out, tc.expected)
}
}
}