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Contents
require_relative "spec_helper"
Sequel.extension :pg_array, :pg_array_ops, :pg_row, :pg_row_ops
describe "Sequel::Postgres::PGRowOp" do
before do
@db = Sequel.connect('mock://postgres')
@db.extend_datasets{def quote_identifiers?; false end}
@a = Sequel.pg_row_op(:a)
end
it "#[] should access members of the composite type" do
@db.literal(@a[:b]).must_equal "(a).b"
end
it "#[] should be chainable" do
@db.literal(@a[:b][:c]).must_equal "((a).b).c"
end
it "#[] should support array access if not given an identifier" do
@db.literal(@a[:b][1]).must_equal "(a).b[1]"
end
it "#[] should be chainable with array access" do
@db.literal(@a[1][:b]).must_equal "(a[1]).b"
end
it "#splat should return a splatted argument inside parentheses" do
@db.literal(@a.splat).must_equal "(a.*)"
end
it "#splat(type) should return a splatted argument cast to given type" do
@db.literal(@a.splat(:b)).must_equal "(a.*)::b"
end
it "#splat should not work on an already accessed composite type" do
proc{@a[:a].splat(:b)}.must_raise(Sequel::Error)
end
it "#* should reference all members of the composite type as separate columns if given no arguments" do
@db.literal(@a.*).must_equal "(a).*"
@db.literal(@a[:b].*).must_equal "((a).b).*"
end
it "#* should use a multiplication operation if any arguments are given" do
@db.literal(@a.*(1)).must_equal "(a * 1)"
@db.literal(@a[:b].*(1)).must_equal "((a).b * 1)"
end
it "#pg_row should be callable on literal strings" do
@db.literal(Sequel.lit('a').pg_row[:b]).must_equal "(a).b"
end
it "#pg_row should be callable on Sequel expressions" do
@db.literal(Sequel.function(:a).pg_row[:b]).must_equal "(a()).b"
end
it "Sequel.pg_row should work as well if the pg_row extension is loaded" do
@db.literal(Sequel.pg_row(Sequel.function(:a))[:b]).must_equal "(a()).b"
end
end
Version data entries
25 entries across 22 versions & 2 rubygems