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Add support for DISTINCT

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Loic Nageleisen 2017-11-21 11:17:29 +01:00
parent a3712ceefd
commit adfa38baea
2 changed files with 12 additions and 3 deletions
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8
test/test_raw.rb
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@ -109,6 +109,14 @@ class TestRaw < Minitest::Test
assert_str_equal(Rebel::SQL.select(Rebel::SQL.raw('1')).strip, 'SELECT 1')
end
def test_select_distinct
assert_str_equal(Rebel::SQL.select(distinct: :bar, from: :foo).gsub(/\s+/, ' ').strip, 'SELECT DISTINCT "bar" FROM "foo"')
end
def test_select_distinct_multiple
assert_str_equal(Rebel::SQL.select(distinct: [:bar, :baz], from: :foo).gsub(/\s+/, ' ').strip, 'SELECT DISTINCT "bar", "baz" FROM "foo"')
end
def test_nested_select
assert_str_equal(Rebel::SQL.select(Rebel::SQL.raw('*'), from: Rebel::SQL.name(:foo), where: Rebel::SQL.name(:bar).in(Rebel::SQL.select(Rebel::SQL.name(:bar), from: Rebel::SQL.name(:foo)))).gsub(/\s+/, ' ').strip, 'SELECT * FROM "foo" WHERE "bar" IN ( SELECT "bar" FROM "foo" )')
end