1// Copyright 2021 The Bazel Authors. All rights reserved. 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15package no_srcs 16 17import ( 18 "bytes" 19 "os" 20 "strings" 21 "testing" 22 23 "github.com/bazelbuild/rules_go/go/tools/bazel_testing" 24) 25 26func TestMain(m *testing.M) { 27 bazel_testing.TestMain(m, bazel_testing.Args{ 28 Main: ` 29-- BUILD.bazel -- 30load("@io_bazel_rules_go//go:def.bzl", "go_library") 31 32[ 33 go_library( 34 name = "lib_" + str(i), 35 srcs = [], 36 importpath = "example.com/some/path", 37 ) 38 for i in range(1000) 39] 40`, 41 }) 42} 43 44func Test(t *testing.T) { 45 commonArgs := []string{ 46 "--spawn_strategy=local", 47 "--compilation_mode=dbg", 48 } 49 50 if err := bazel_testing.RunBazel(append([]string{"build", "//..."}, commonArgs...)...); err != nil { 51 t.Fatal(err) 52 } 53 54 out, err := bazel_testing.BazelOutput(append([]string{"cquery", "--output=files", "//..."}, commonArgs...)...) 55 if err != nil { 56 t.Fatal(err) 57 } 58 archives := strings.Split(strings.TrimSpace(string(out)), "\n") 59 60 if len(archives) != 1000 { 61 t.Fatalf("expected 1000 archives, got %d", len(archives)) 62 } 63 64 referenceContent, err := os.ReadFile(archives[0]) 65 if err != nil { 66 t.Fatal(err) 67 } 68 69 for _, archive := range archives { 70 content, err := os.ReadFile(archive) 71 if err != nil { 72 t.Fatal(err) 73 } 74 if !bytes.Equal(content, referenceContent) { 75 t.Fatalf("expected all archives to be identical, got:\n\n%s\n\n%s\n", string(content), string(referenceContent)) 76 } 77 } 78} 79