test(os/gproc): add unit test for os/gproc (#4140)

os/gproc/gproc_z_unit_test.go

@@ -9,11 +9,19 @@
 package gproc_test
 
 import (
+	"os"
+	"path/filepath"
 	"testing"
 
 	"github.com/gogf/gf/v2/os/gctx"
+	"github.com/gogf/gf/v2/os/gfile"
 	"github.com/gogf/gf/v2/os/gproc"
 	"github.com/gogf/gf/v2/test/gtest"
+	"github.com/gogf/gf/v2/util/gconv"
+)
+
+const (
+	envKeyPPid = "GPROC_PPID"
 )
 
 func Test_ShellExec(t *testing.T) {
@@ -28,3 +36,112 @@ func Test_ShellExec(t *testing.T) {
 		t.AssertNE(err, nil)
 	})
 }
+
+func Test_Pid(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		t.Assert(os.Getpid(), gproc.Pid())
+	})
+}
+
+func Test_IsChild(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		originalPPid := os.Getenv(envKeyPPid)
+		defer os.Setenv(envKeyPPid, originalPPid)
+
+		os.Setenv(envKeyPPid, "1234")
+		t.Assert(true, gproc.IsChild())
+
+		os.Unsetenv(envKeyPPid)
+		t.Assert(false, gproc.IsChild())
+	})
+}
+
+func Test_SetPPid(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		err := gproc.SetPPid(1234)
+		t.AssertNil(err)
+		t.Assert("1234", os.Getenv(envKeyPPid))
+
+		err = gproc.SetPPid(0)
+		t.AssertNil(err)
+		t.Assert("", os.Getenv(envKeyPPid))
+	})
+}
+
+func Test_StartTime(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		result := gproc.StartTime()
+		t.Assert(result, gproc.StartTime())
+	})
+}
+
+func Test_Uptime(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		result := gproc.Uptime()
+		t.AssertGT(result, 0)
+	})
+}
+
+func Test_SearchBinary_FoundInPath(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		tempDir := t.TempDir()
+		tempFile := filepath.Join(tempDir, "testbinary")
+		gfile.Create(tempFile)
+		os.Chmod(tempFile, 0755)
+
+		originalPath := os.Getenv("PATH")
+		os.Setenv("PATH", tempDir+string(os.PathListSeparator)+originalPath)
+		defer os.Setenv("PATH", originalPath)
+
+		result := gproc.SearchBinary("testbinary")
+		t.Assert(result, tempFile)
+	})
+}
+
+func Test_SearchBinary_NotFound(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		result := gproc.SearchBinary("nonexistentbinary")
+		t.Assert(result, "")
+	})
+}
+
+func Test_SearchBinaryPath_FoundInPath(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		tempDir := t.TempDir()
+		tempFile := filepath.Join(tempDir, "testbinary")
+		gfile.Create(tempFile)
+		os.Chmod(tempFile, 0755)
+
+		originalPath := os.Getenv("PATH")
+		os.Setenv("PATH", tempDir+string(os.PathListSeparator)+originalPath)
+		defer os.Setenv("PATH", originalPath)
+
+		result := gproc.SearchBinaryPath("testbinary")
+		t.Assert(result, tempFile)
+	})
+}
+
+func Test_SearchBinaryPath_NotFound(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		result := gproc.SearchBinaryPath("nonexistentbinary")
+		t.Assert(result, "")
+	})
+}
+
+func Test_PPidOS(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		ppid := gproc.PPidOS()
+		expectedPpid := os.Getppid()
+		t.Assert(ppid, expectedPpid)
+	})
+}
+
+func Test_PPid(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		customPPid := 12345
+		os.Setenv("GPROC_PPID", gconv.String(customPPid))
+		defer os.Unsetenv("GPROC_PPID")
+
+		t.Assert(gproc.PPid(), customPPid)
+	})
+}