shard-crystal-db/spec/std/db/statement_spec.cr
Brian J. Cardiff 4ed7f28fe6 ensure exec and scalar release connection
ensure exec, query can be executed with Enumerable(Any)
update db doc sample
2016-02-25 22:27:42 -03:00

114 lines
2.6 KiB
Crystal

require "spec"
require "db"
require "./dummy_driver"
describe DB::Statement do
it "should prepare statements" do
with_dummy do |db|
db.prepare("the query").should be_a(DB::Statement)
end
end
it "should initialize positional params in query" do
with_dummy do |db|
stmt = db.prepare("the query")
stmt.query "a", 1, nil
stmt.params[0].should eq("a")
stmt.params[1].should eq(1)
stmt.params[2].should eq(nil)
end
end
it "should initialize positional params in query with array" do
with_dummy do |db|
stmt = db.prepare("the query")
stmt.query ["a", 1, nil]
stmt.params[0].should eq("a")
stmt.params[1].should eq(1)
stmt.params[2].should eq(nil)
end
end
it "should initialize positional params in exec" do
with_dummy do |db|
stmt = db.prepare("the query")
stmt.exec "a", 1, nil
stmt.params[0].should eq("a")
stmt.params[1].should eq(1)
stmt.params[2].should eq(nil)
end
end
it "should initialize positional params in exec with array" do
with_dummy do |db|
stmt = db.prepare("the query")
stmt.exec ["a", 1, nil]
stmt.params[0].should eq("a")
stmt.params[1].should eq(1)
stmt.params[2].should eq(nil)
end
end
it "should initialize positional params in scalar" do
with_dummy do |db|
stmt = db.prepare("the query")
stmt.scalar "a", 1, nil
stmt.params[0].should eq("a")
stmt.params[1].should eq(1)
stmt.params[2].should eq(nil)
end
end
it "query with block should not close statement" do
with_dummy do |db|
stmt = db.prepare "3,4 1,2"
stmt.query
stmt.closed?.should be_false
end
end
it "query with block should not close statement" do
with_dummy do |db|
stmt = db.prepare "3,4 1,2"
stmt.query do |rs|
end
stmt.closed?.should be_false
end
end
it "query should not close statement" do
with_dummy do |db|
stmt = db.prepare "3,4 1,2"
stmt.query do |rs|
end
stmt.closed?.should be_false
end
end
it "scalar should not close statement" do
with_dummy do |db|
stmt = db.prepare "3,4 1,2"
stmt.scalar
stmt.closed?.should be_false
end
end
it "exec should not close statement" do
with_dummy do |db|
stmt = db.prepare "3,4 1,2"
stmt.exec
stmt.closed?.should be_false
end
end
it "connection should cache statements by query" do
with_dummy do |db|
rs = db.query "1, ?", 2
stmt = rs.statement
rs.close
rs = db.query "1, ?", 4
rs.statement.should be(stmt)
end
end
end