diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:14:23 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:14:23 +0000 |
commit | 73df946d56c74384511a194dd01dbe099584fd1a (patch) | |
tree | fd0bcea490dd81327ddfbb31e215439672c9a068 /src/embed/internal/embedtest/embedx_test.go | |
parent | Initial commit. (diff) | |
download | golang-1.16-73df946d56c74384511a194dd01dbe099584fd1a.tar.xz golang-1.16-73df946d56c74384511a194dd01dbe099584fd1a.zip |
Adding upstream version 1.16.10.upstream/1.16.10upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/embed/internal/embedtest/embedx_test.go')
-rw-r--r-- | src/embed/internal/embedtest/embedx_test.go | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/src/embed/internal/embedtest/embedx_test.go b/src/embed/internal/embedtest/embedx_test.go new file mode 100644 index 0000000..27fa116 --- /dev/null +++ b/src/embed/internal/embedtest/embedx_test.go @@ -0,0 +1,92 @@ +// Copyright 2020 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 embedtest_test + +import ( + "embed" + "os" + "testing" +) + +var ( + global2 = global + concurrency2 = concurrency + glass2 = glass + sbig2 = sbig + bbig2 = bbig +) + +//go:embed testdata/*.txt +var global embed.FS + +//go:embed c*txt +var concurrency string + +//go:embed testdata/g*.txt +var glass []byte + +//go:embed testdata/ascii.txt +var sbig string + +//go:embed testdata/ascii.txt +var bbig []byte + +func testFiles(t *testing.T, f embed.FS, name, data string) { + t.Helper() + d, err := f.ReadFile(name) + if err != nil { + t.Error(err) + return + } + if string(d) != data { + t.Errorf("read %v = %q, want %q", name, d, data) + } +} + +func testString(t *testing.T, s, name, data string) { + t.Helper() + if s != data { + t.Errorf("%v = %q, want %q", name, s, data) + } +} + +func TestXGlobal(t *testing.T) { + testFiles(t, global, "testdata/hello.txt", "hello, world\n") + testString(t, concurrency, "concurrency", "Concurrency is not parallelism.\n") + testString(t, string(glass), "glass", "I can eat glass and it doesn't hurt me.\n") + testString(t, concurrency2, "concurrency2", "Concurrency is not parallelism.\n") + testString(t, string(glass2), "glass2", "I can eat glass and it doesn't hurt me.\n") + + big, err := os.ReadFile("testdata/ascii.txt") + if err != nil { + t.Fatal(err) + } + testString(t, sbig, "sbig", string(big)) + testString(t, sbig2, "sbig2", string(big)) + testString(t, string(bbig), "bbig", string(big)) + testString(t, string(bbig2), "bbig", string(big)) + + if t.Failed() { + return + } + + // Could check &glass[0] == &glass2[0] but also want to make sure write does not fault + // (data must not be in read-only memory). + old := glass[0] + glass[0]++ + if glass2[0] != glass[0] { + t.Fatalf("glass and glass2 do not share storage") + } + glass[0] = old + + // Could check &bbig[0] == &bbig2[0] but also want to make sure write does not fault + // (data must not be in read-only memory). + old = bbig[0] + bbig[0]++ + if bbig2[0] != bbig[0] { + t.Fatalf("bbig and bbig2 do not share storage") + } + bbig[0] = old +} |