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env: warning and fallback if LLGO_ROOT is invalid

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This commit is contained in:
Li Jie
2025-01-18 15:38:51 +08:00
parent 93d36d40d8
commit 977db86700
2 changed files with 35 additions and 8 deletions
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35
compiler/internal/env/env_test.go vendored
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@@ -58,10 +58,28 @@ func TestLLGoRuntimeDir(t *testing.T) {
defer os.Setenv("LLGO_ROOT", origLLGoRoot)
os.Setenv("LLGO_ROOT", "/nonexistent/path")
wd, _ := os.Getwd()
expected, _ := filepath.Abs(filepath.Join(wd, "../../../runtime"))
if got := LLGoRuntimeDir(); got != expected {
t.Errorf("LLGoRuntimeDir() = %v, want %v", got, expected)
wd, err := os.Getwd()
if err != nil {
t.Fatal(err)
}
runtimeDir := filepath.Join(wd, "../../../runtime")
if got := LLGoRuntimeDir(); got != runtimeDir {
t.Errorf("LLGoRuntimeDir() = %v, want %v", got, runtimeDir)
}
})
t.Run("devel runtime dir", func(t *testing.T) {
origLLGoRoot := os.Getenv("LLGO_ROOT")
defer os.Setenv("LLGO_ROOT", origLLGoRoot)
os.Setenv("LLGO_ROOT", "")
wd, err := os.Getwd()
if err != nil {
t.Fatal(err)
}
runtimeDir := filepath.Join(wd, "../../../runtime")
if got := LLGoRuntimeDir(); got != runtimeDir {
t.Errorf("LLGoRuntimeDir() = %v, want %v", got, runtimeDir)
}
})
}
@@ -92,8 +110,13 @@ func TestLLGoROOT(t *testing.T) {
defer os.Setenv("LLGO_ROOT", origLLGoRoot)
os.Setenv("LLGO_ROOT", "/nonexistent/path")
if got := LLGoROOT(); got != "" {
t.Errorf("LLGoROOT() = %v, want empty string", got)
wd, err := os.Getwd()
if err != nil {
t.Fatal(err)
}
rootDir := filepath.Join(wd, "../../..")
if got := LLGoROOT(); got != rootDir {
t.Errorf("LLGoROOT() = %v, want %v", got, rootDir)
}
})