From 361d6dbe0399a394d85fc202ce425ad2eaf115f6 Mon Sep 17 00:00:00 2001
From: Joe Julian <me@joejulian.name>
Date: Mon, 13 Apr 2026 17:26:51 -0700
Subject: [PATCH] Add failing Android autofill binding tests

---
 internal/autofillcache/bindings_test.go | 102 ++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 internal/autofillcache/bindings_test.go

diff --git a/internal/autofillcache/bindings_test.go b/internal/autofillcache/bindings_test.go
new file mode 100644
index 0000000..8617d58
--- /dev/null
+++ b/internal/autofillcache/bindings_test.go
@@ -0,0 +1,102 @@
+package autofillcache
+
+import (
+	"path/filepath"
+	"testing"
+	"time"
+)
+
+func TestResolvePrefersLearnedAndroidAppBinding(t *testing.T) {
+	t.Parallel()
+
+	cache := File{
+		Entries: []Entry{
+			{
+				ID:       "danny-ocean",
+				Title:    "Bellagio Vault",
+				Username: "danny",
+				Password: "secret1",
+				URL:      "https://bellagio.example.invalid/login",
+				Host:     "bellagio.example.invalid",
+			},
+			{
+				ID:       "rusty-ryan",
+				Title:    "Mirage Crew",
+				Username: "rusty",
+				Password: "secret2",
+				URL:      "https://mirage.example.invalid/login",
+				Host:     "mirage.example.invalid",
+			},
+		},
+	}
+	bindings := BindingsFile{
+		Apps: map[string]string{
+			"androidapp://com.samsung.android.shealth": "rusty-ryan",
+		},
+	}
+
+	got := ResolveWithBindings(cache, bindings, "androidapp://com.samsung.android.shealth")
+	if got.Status != MatchStatusFound {
+		t.Fatalf("ResolveWithBindings() status = %q, want found", got.Status)
+	}
+	if got.Entry.ID != "rusty-ryan" {
+		t.Fatalf("ResolveWithBindings() entry = %q, want rusty-ryan", got.Entry.ID)
+	}
+}
+
+func TestChooserCandidatesFallBackToAllEntriesForUnknownAndroidApp(t *testing.T) {
+	t.Parallel()
+
+	cache := File{
+		Entries: []Entry{
+			{
+				ID:       "basher-tarr",
+				Title:    "Bellagio Vault",
+				Username: "basher",
+				Password: "secret1",
+				URL:      "https://bellagio.example.invalid/login",
+				Host:     "bellagio.example.invalid",
+				Path:     []string{"Crew"},
+			},
+			{
+				ID:       "linus-caldwell",
+				Title:    "Bank Floor",
+				Username: "linus",
+				Password: "secret2",
+				URL:      "https://bank.example.invalid/sign-in",
+				Host:     "bank.example.invalid",
+				Path:     []string{"Operations"},
+			},
+		},
+	}
+
+	got := ChooserCandidates(cache, "androidapp://com.samsung.android.shealth")
+	if len(got) != 2 {
+		t.Fatalf("len(ChooserCandidates()) = %d, want 2", len(got))
+	}
+	if got[0].ID != "linus-caldwell" || got[1].ID != "basher-tarr" {
+		t.Fatalf("ChooserCandidates() = %#v, want title-sorted fallback candidates", got)
+	}
+}
+
+func TestRememberBindingPersistsAndroidAppSelection(t *testing.T) {
+	t.Parallel()
+
+	path := filepath.Join(t.TempDir(), "autofill-bindings.json")
+	now := time.Date(2026, time.April, 13, 18, 0, 0, 0, time.UTC)
+
+	if err := RememberBinding(path, "androidapp://com.samsung.android.shealth", "saul-bloom", now); err != nil {
+		t.Fatalf("RememberBinding() error = %v", err)
+	}
+
+	got, err := ReadBindings(path)
+	if err != nil {
+		t.Fatalf("ReadBindings() error = %v", err)
+	}
+	if got.UpdatedAt != now.UTC().Format(time.RFC3339) {
+		t.Fatalf("UpdatedAt = %q, want %q", got.UpdatedAt, now.UTC().Format(time.RFC3339))
+	}
+	if got.Apps["androidapp://com.samsung.android.shealth"] != "saul-bloom" {
+		t.Fatalf("binding = %#v, want samsung health -> saul-bloom", got.Apps)
+	}
+}