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