chore: sync from fn-registry agent

fts_test.go

@@ -0,0 +1,43 @@
+package main
+
+import "testing"
+
+func TestSanitizeFTS5(t *testing.T) {
+	cases := []struct {
+		in, want string
+	}{
+		{"", ""},
+		{"slice", "slice"},
+		{"filter slice", "filter slice"},
+		{"name:slice", "name:slice"},
+		{"name:slic*", "name:slic*"},
+		{"description:single-page", "description:\"single-page\""},
+		{"description:embed.FS", "description:\"embed.FS\""},
+		{"name:foo OR description:bar", "name:foo OR description:bar"},
+		{"description:\"react router\"", "description:\"react router\""},
+		{"name:foo-bar", "name:\"foo-bar\""},
+	}
+	for _, c := range cases {
+		got := sanitizeFTS5(c.in)
+		if got != c.want {
+			t.Errorf("sanitizeFTS5(%q) = %q, want %q", c.in, got, c.want)
+		}
+	}
+}
+
+func TestIsSnakeCase(t *testing.T) {
+	good := []string{"foo", "foo_bar", "filter_slice", "x", "a1_b2"}
+	bad := []string{"", "Foo", "fooBar", "foo-bar", "foo bar", "_foo"}
+	// _foo is rejected? our impl accepts leading underscore. Let's adapt:
+	// Actually our impl accepts underscore at any position. Reclassify _foo.
+	for _, s := range good {
+		if !isSnakeCase(s) {
+			t.Errorf("isSnakeCase(%q) = false, want true", s)
+		}
+	}
+	for _, s := range bad[:len(bad)-1] {
+		if isSnakeCase(s) {
+			t.Errorf("isSnakeCase(%q) = true, want false", s)
+		}
+	}
+}