From a1482ecdd0f98728f4b97137cd7b2fa17f67bb89 Mon Sep 17 00:00:00 2001
From: Ophestra <cat@gensokyo.uk>
Date: Wed, 20 Aug 2025 20:17:28 +0900
Subject: container/inittmpfs: check path equivalence by value

Fixes regression introduced while integrating Absolute.

Signed-off-by: Ophestra <cat@gensokyo.uk>
---
 container/inittmpfs_test.go | 134 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 134 insertions(+)
 create mode 100644 container/inittmpfs_test.go

(limited to 'container/inittmpfs_test.go')

diff --git a/container/inittmpfs_test.go b/container/inittmpfs_test.go
new file mode 100644
index 00000000..c36820cd
--- /dev/null
+++ b/container/inittmpfs_test.go
@@ -0,0 +1,134 @@
+package container
+
+import (
+	"syscall"
+	"testing"
+)
+
+func TestMountTmpfsOp(t *testing.T) {
+	checkOpsBuilder(t, []opsBuilderTestCase{
+		{"runtime", new(Ops).Tmpfs(
+			MustAbs("/run/user"),
+			1<<10,
+			0755,
+		), Ops{
+			&MountTmpfsOp{
+				FSName: "ephemeral",
+				Path:   MustAbs("/run/user"),
+				Flags:  syscall.MS_NOSUID | syscall.MS_NODEV,
+				Size:   1 << 10,
+				Perm:   0755,
+			},
+		}},
+
+		{"nscd", new(Ops).Readonly(
+			MustAbs("/var/run/nscd"),
+			0755,
+		), Ops{
+			&MountTmpfsOp{
+				FSName: "readonly",
+				Path:   MustAbs("/var/run/nscd"),
+				Flags:  syscall.MS_NOSUID | syscall.MS_NODEV | syscall.MS_RDONLY,
+				Perm:   0755,
+			},
+		}},
+	})
+
+	checkOpIs(t, []opIsTestCase{
+		{"zero", new(MountTmpfsOp), new(MountTmpfsOp), false},
+
+		{"fsname differs", &MountTmpfsOp{
+			FSName: "readonly",
+			Path:   MustAbs("/run/user"),
+			Flags:  syscall.MS_NOSUID | syscall.MS_NODEV,
+			Size:   1 << 10,
+			Perm:   0755,
+		}, &MountTmpfsOp{
+			FSName: "ephemeral",
+			Path:   MustAbs("/run/user"),
+			Flags:  syscall.MS_NOSUID | syscall.MS_NODEV,
+			Size:   1 << 10,
+			Perm:   0755,
+		}, false},
+
+		{"path differs", &MountTmpfsOp{
+			FSName: "ephemeral",
+			Path:   MustAbs("/run/user/differs"),
+			Flags:  syscall.MS_NOSUID | syscall.MS_NODEV,
+			Size:   1 << 10,
+			Perm:   0755,
+		}, &MountTmpfsOp{
+			FSName: "ephemeral",
+			Path:   MustAbs("/run/user"),
+			Flags:  syscall.MS_NOSUID | syscall.MS_NODEV,
+			Size:   1 << 10,
+			Perm:   0755,
+		}, false},
+
+		{"flags differs", &MountTmpfsOp{
+			FSName: "ephemeral",
+			Path:   MustAbs("/run/user"),
+			Flags:  syscall.MS_NOSUID | syscall.MS_NODEV | syscall.MS_RDONLY,
+			Size:   1 << 10,
+			Perm:   0755,
+		}, &MountTmpfsOp{
+			FSName: "ephemeral",
+			Path:   MustAbs("/run/user"),
+			Flags:  syscall.MS_NOSUID | syscall.MS_NODEV,
+			Size:   1 << 10,
+			Perm:   0755,
+		}, false},
+
+		{"size differs", &MountTmpfsOp{
+			FSName: "ephemeral",
+			Path:   MustAbs("/run/user"),
+			Flags:  syscall.MS_NOSUID | syscall.MS_NODEV,
+			Size:   1,
+			Perm:   0755,
+		}, &MountTmpfsOp{
+			FSName: "ephemeral",
+			Path:   MustAbs("/run/user"),
+			Flags:  syscall.MS_NOSUID | syscall.MS_NODEV,
+			Size:   1 << 10,
+			Perm:   0755,
+		}, false},
+
+		{"perm differs", &MountTmpfsOp{
+			FSName: "ephemeral",
+			Path:   MustAbs("/run/user"),
+			Flags:  syscall.MS_NOSUID | syscall.MS_NODEV,
+			Size:   1 << 10,
+			Perm:   0700,
+		}, &MountTmpfsOp{
+			FSName: "ephemeral",
+			Path:   MustAbs("/run/user"),
+			Flags:  syscall.MS_NOSUID | syscall.MS_NODEV,
+			Size:   1 << 10,
+			Perm:   0755,
+		}, false},
+
+		{"equals", &MountTmpfsOp{
+			FSName: "ephemeral",
+			Path:   MustAbs("/run/user"),
+			Flags:  syscall.MS_NOSUID | syscall.MS_NODEV,
+			Size:   1 << 10,
+			Perm:   0755,
+		}, &MountTmpfsOp{
+			FSName: "ephemeral",
+			Path:   MustAbs("/run/user"),
+			Flags:  syscall.MS_NOSUID | syscall.MS_NODEV,
+			Size:   1 << 10,
+			Perm:   0755,
+		}, true},
+	})
+
+	checkOpMeta(t, []opMetaTestCase{
+		{"runtime", &MountTmpfsOp{
+			FSName: "ephemeral",
+			Path:   MustAbs("/run/user"),
+			Flags:  syscall.MS_NOSUID | syscall.MS_NODEV,
+			Size:   1 << 10,
+			Perm:   0755,
+		}, "mounting", `tmpfs on "/run/user" size 1024`},
+	})
+}
-- 
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