cmd/dist: add buildtag parsing test
Forgot to 'git add' this test written as part of CL 359314.
For #41184.
Change-Id: I2ebd48fd62a2053c8b16e5a8c48c1e11d1b86d5b
Reviewed-on: https://go-review.googlesource.com/c/go/+/366894
Trust: Russ Cox <rsc@golang.org>
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
diff --git a/src/cmd/dist/buildtag_test.go b/src/cmd/dist/buildtag_test.go
new file mode 100644
index 0000000..f64abfd
--- /dev/null
+++ b/src/cmd/dist/buildtag_test.go
@@ -0,0 +1,43 @@
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+ "fmt"
+ "reflect"
+ "testing"
+)
+
+var buildParserTests = []struct {
+ x string
+ matched bool
+ err error
+}{
+ {"gc", true, nil},
+ {"gccgo", false, nil},
+ {"!gc", false, nil},
+ {"gc && gccgo", false, nil},
+ {"gc || gccgo", true, nil},
+ {"gc || (gccgo && !gccgo)", true, nil},
+ {"gc && (gccgo || !gccgo)", true, nil},
+ {"!(gc && (gccgo || !gccgo))", false, nil},
+ {"gccgo || gc", true, nil},
+ {"!(!(!(gccgo || gc)))", false, nil},
+ {"compiler_bootstrap", false, nil},
+ {"cmd_go_bootstrap", true, nil},
+ {"syntax(error", false, fmt.Errorf("parsing //go:build line: unexpected (")},
+ {"(gc", false, fmt.Errorf("parsing //go:build line: missing )")},
+ {"gc gc", false, fmt.Errorf("parsing //go:build line: unexpected tag")},
+ {"(gc))", false, fmt.Errorf("parsing //go:build line: unexpected )")},
+}
+
+func TestBuildParser(t *testing.T) {
+ for _, tt := range buildParserTests {
+ matched, err := matchexpr(tt.x)
+ if matched != tt.matched || !reflect.DeepEqual(err, tt.err) {
+ t.Errorf("matchexpr(%q) = %v, %v; want %v, %v", tt.x, matched, err, tt.matched, tt.err)
+ }
+ }
+}
diff --git a/src/cmd/go/go_test.go b/src/cmd/go/go_test.go
index d8bed1d..170c882 100644
--- a/src/cmd/go/go_test.go
+++ b/src/cmd/go/go_test.go
@@ -1128,11 +1128,11 @@
tg.grepStdoutNot(`^testing \[sort.test\]$`, "unexpected test copy of testing")
tg.grepStdoutNot(`^testing$`, "unexpected real copy of testing")
- tg.run("list", "-test", "cmd/dist", "cmd/doc")
- tg.grepStdout(`^cmd/dist$`, "missing cmd/dist")
+ tg.run("list", "-test", "cmd/buildid", "cmd/doc")
+ tg.grepStdout(`^cmd/buildid$`, "missing cmd/buildid")
tg.grepStdout(`^cmd/doc$`, "missing cmd/doc")
tg.grepStdout(`^cmd/doc\.test$`, "missing cmd/doc test")
- tg.grepStdoutNot(`^cmd/dist\.test$`, "unexpected cmd/dist test")
+ tg.grepStdoutNot(`^cmd/buildid\.test$`, "unexpected cmd/buildid test")
tg.grepStdoutNot(`^testing`, "unexpected testing")
tg.run("list", "-test", "runtime/cgo")