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author | Nick Kallen <nkallen@nick-kallens-computer-2.local> | 2008-05-26 21:02:23 -0700 |
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committer | Bryan Helmkamp <bryan@brynary.com> | 2009-05-17 15:36:05 -0400 |
commit | a7aacd29460aa137c3b06ee214ff8ffdff8ee365 (patch) | |
tree | e88f8894c830b4f95822ecb970294ca4c793a722 /spec/arel/algebra/unit/relations | |
parent | 9d77c08cf8a75636b058c1b85af52ef96e07cee5 (diff) | |
download | rails-a7aacd29460aa137c3b06ee214ff8ffdff8ee365.tar.gz rails-a7aacd29460aa137c3b06ee214ff8ffdff8ee365.tar.bz2 rails-a7aacd29460aa137c3b06ee214ff8ffdff8ee365.zip |
reorganizing tests
Diffstat (limited to 'spec/arel/algebra/unit/relations')
-rw-r--r-- | spec/arel/algebra/unit/relations/alias_spec.rb | 16 | ||||
-rw-r--r-- | spec/arel/algebra/unit/relations/delete_spec.rb | 9 | ||||
-rw-r--r-- | spec/arel/algebra/unit/relations/group_spec.rb | 10 | ||||
-rw-r--r-- | spec/arel/algebra/unit/relations/insert_spec.rb | 9 | ||||
-rw-r--r-- | spec/arel/algebra/unit/relations/join_spec.rb | 26 | ||||
-rw-r--r-- | spec/arel/algebra/unit/relations/order_spec.rb | 11 | ||||
-rw-r--r-- | spec/arel/algebra/unit/relations/project_spec.rb | 34 | ||||
-rw-r--r-- | spec/arel/algebra/unit/relations/relation_spec.rb | 188 | ||||
-rw-r--r-- | spec/arel/algebra/unit/relations/skip_spec.rb | 10 | ||||
-rw-r--r-- | spec/arel/algebra/unit/relations/table_spec.rb | 39 | ||||
-rw-r--r-- | spec/arel/algebra/unit/relations/take_spec.rb | 10 | ||||
-rw-r--r-- | spec/arel/algebra/unit/relations/update_spec.rb | 9 | ||||
-rw-r--r-- | spec/arel/algebra/unit/relations/where_spec.rb | 18 |
13 files changed, 389 insertions, 0 deletions
diff --git a/spec/arel/algebra/unit/relations/alias_spec.rb b/spec/arel/algebra/unit/relations/alias_spec.rb new file mode 100644 index 0000000000..c87a0ca2dd --- /dev/null +++ b/spec/arel/algebra/unit/relations/alias_spec.rb @@ -0,0 +1,16 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Alias do + before do + @relation = Table.new(:users) + end + + describe '==' do + it "obtains if the objects are the same" do + Alias.new(@relation).should_not == Alias.new(@relation) + (aliaz = Alias.new(@relation)).should == aliaz + end + end + end +end
\ No newline at end of file diff --git a/spec/arel/algebra/unit/relations/delete_spec.rb b/spec/arel/algebra/unit/relations/delete_spec.rb new file mode 100644 index 0000000000..075e59e724 --- /dev/null +++ b/spec/arel/algebra/unit/relations/delete_spec.rb @@ -0,0 +1,9 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Deletion do + before do + @relation = Table.new(:users) + end + end +end
\ No newline at end of file diff --git a/spec/arel/algebra/unit/relations/group_spec.rb b/spec/arel/algebra/unit/relations/group_spec.rb new file mode 100644 index 0000000000..050de2993d --- /dev/null +++ b/spec/arel/algebra/unit/relations/group_spec.rb @@ -0,0 +1,10 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Group do + before do + @relation = Table.new(:users) + @attribute = @relation[:id] + end + end +end
\ No newline at end of file diff --git a/spec/arel/algebra/unit/relations/insert_spec.rb b/spec/arel/algebra/unit/relations/insert_spec.rb new file mode 100644 index 0000000000..184cd2a926 --- /dev/null +++ b/spec/arel/algebra/unit/relations/insert_spec.rb @@ -0,0 +1,9 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Insert do + before do + @relation = Table.new(:users) + end + end +end
\ No newline at end of file diff --git a/spec/arel/algebra/unit/relations/join_spec.rb b/spec/arel/algebra/unit/relations/join_spec.rb new file mode 100644 index 0000000000..5b512cc7f6 --- /dev/null +++ b/spec/arel/algebra/unit/relations/join_spec.rb @@ -0,0 +1,26 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Join do + before do + @relation1 = Table.new(:users) + @relation2 = Table.new(:photos) + @predicate = @relation1[:id].eq(@relation2[:user_id]) + end + + describe 'hashing' do + it 'implements hash equality' do + InnerJoin.new(@relation1, @relation2, @predicate) \ + .should hash_the_same_as(InnerJoin.new(@relation1, @relation2, @predicate)) + end + end + + describe '#attributes' do + it 'combines the attributes of the two relations' do + join = InnerJoin.new(@relation1, @relation2, @predicate) + join.attributes.should == + (@relation1.attributes + @relation2.attributes).collect { |a| a.bind(join) } + end + end + end +end
\ No newline at end of file diff --git a/spec/arel/algebra/unit/relations/order_spec.rb b/spec/arel/algebra/unit/relations/order_spec.rb new file mode 100644 index 0000000000..0e1b1a0e54 --- /dev/null +++ b/spec/arel/algebra/unit/relations/order_spec.rb @@ -0,0 +1,11 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Order do + before do + @relation = Table.new(:users) + @attribute = @relation[:id] + end + end +end +
\ No newline at end of file diff --git a/spec/arel/algebra/unit/relations/project_spec.rb b/spec/arel/algebra/unit/relations/project_spec.rb new file mode 100644 index 0000000000..b71acf5e91 --- /dev/null +++ b/spec/arel/algebra/unit/relations/project_spec.rb @@ -0,0 +1,34 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Project do + before do + @relation = Table.new(:users) + @attribute = @relation[:id] + end + + describe '#attributes' do + before do + @projection = Project.new(@relation, @attribute) + end + + it "manufactures attributes associated with the projection relation" do + @projection.attributes.should == [@attribute].collect { |a| a.bind(@projection) } + end + end + + describe '#externalizable?' do + describe 'when the projections are attributes' do + it 'returns false' do + Project.new(@relation, @attribute).should_not be_externalizable + end + end + + describe 'when the projections include an aggregation' do + it "obtains" do + Project.new(@relation, @attribute.sum).should be_externalizable + end + end + end + end +end
\ No newline at end of file diff --git a/spec/arel/algebra/unit/relations/relation_spec.rb b/spec/arel/algebra/unit/relations/relation_spec.rb new file mode 100644 index 0000000000..3286f373f5 --- /dev/null +++ b/spec/arel/algebra/unit/relations/relation_spec.rb @@ -0,0 +1,188 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Relation do + before do + @relation = Table.new(:users) + @attribute1 = @relation[:id] + @attribute2 = @relation[:name] + end + + describe '[]' do + describe 'when given an', Attribute do + it "return the attribute congruent to the provided attribute" do + @relation[@attribute1].should == @attribute1 + end + end + + describe 'when given a', Symbol, String do + it "returns the attribute with the same name, if it exists" do + @relation[:id].should == @attribute1 + @relation['id'].should == @attribute1 + @relation[:does_not_exist].should be_nil + end + end + end + + describe Relation::Operable do + describe 'joins' do + before do + @predicate = @relation[:id].eq(@relation[:id]) + end + + describe '#join' do + describe 'when given a relation' do + it "manufactures an inner join operation between those two relations" do + @relation.join(@relation).on(@predicate). \ + should == InnerJoin.new(@relation, @relation, @predicate) + end + end + + describe "when given a string" do + it "manufactures a join operation with the string passed through" do + @relation.join(arbitrary_string = "ASDF").should == Join.new(arbitrary_string, @relation) + end + end + + describe "when given something blank" do + it "returns self" do + @relation.join.should == @relation + end + end + end + + describe '#outer_join' do + it "manufactures a left outer join operation between those two relations" do + @relation.outer_join(@relation).on(@predicate). \ + should == OuterJoin.new(@relation, @relation, @predicate) + end + end + end + + describe '#project' do + it "manufactures a projection relation" do + @relation.project(@attribute1, @attribute2). \ + should == Project.new(@relation, @attribute1, @attribute2) + end + + describe "when given blank attributes" do + it "returns self" do + @relation.project.should == @relation + end + end + end + + describe '#alias' do + it "manufactures an alias relation" do + @relation.alias.relation.should == Alias.new(@relation).relation + end + end + + describe '#where' do + before do + @predicate = Equality.new(@attribute1, @attribute2) + end + + it "manufactures a where relation" do + @relation.where(@predicate).should == Where.new(@relation, @predicate) + end + + it "accepts arbitrary strings" do + @relation.where("arbitrary").should == Where.new(@relation, "arbitrary") + end + + describe 'when given a blank predicate' do + it 'returns self' do + @relation.where.should == @relation + end + end + end + + describe '#order' do + it "manufactures an order relation" do + @relation.order(@attribute1, @attribute2).should == Order.new(@relation, @attribute1, @attribute2) + end + + describe 'when given a blank ordering' do + it 'returns self' do + @relation.order.should == @relation + end + end + end + + describe '#take' do + it "manufactures a take relation" do + @relation.take(5).should == Take.new(@relation, 5) + end + + describe 'when given a blank number of items' do + it 'returns self' do + @relation.take.should == @relation + end + end + end + + describe '#skip' do + it "manufactures a skip relation" do + @relation.skip(4).should == Skip.new(@relation, 4) + end + + describe 'when given a blank number of items' do + it 'returns self' do + @relation.skip.should == @relation + end + end + end + + describe '#group' do + it 'manufactures a group relation' do + @relation.group(@attribute1, @attribute2).should == Group.new(@relation, @attribute1, @attribute2) + end + + describe 'when given blank groupings' do + it 'returns self' do + @relation.group.should == @relation + end + end + end + + describe Relation::Operable::Writable do + describe '#delete' do + it 'manufactures a deletion relation' do + Session.start do + mock(Session.new).delete(Deletion.new(@relation)) + @relation.delete + end + end + end + + describe '#insert' do + it 'manufactures an insertion relation' do + Session.start do + record = {@relation[:name] => 'carl'} + mock(Session.new).create(Insert.new(@relation, record)) + @relation.insert(record) + end + end + end + + describe '#update' do + it 'manufactures an update relation' do + Session.start do + assignments = {@relation[:name] => Value.new('bob', @relation)} + mock(Session.new).update(Update.new(@relation, assignments)) + @relation.update(assignments) + end + end + end + end + end + + describe Relation::Enumerable do + it "implements enumerable" do + @relation.collect.should == @relation.session.read(@relation) + @relation.first.should == @relation.session.read(@relation).first + end + end + end +end
\ No newline at end of file diff --git a/spec/arel/algebra/unit/relations/skip_spec.rb b/spec/arel/algebra/unit/relations/skip_spec.rb new file mode 100644 index 0000000000..ff57e03d1c --- /dev/null +++ b/spec/arel/algebra/unit/relations/skip_spec.rb @@ -0,0 +1,10 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Skip do + before do + @relation = Table.new(:users) + @skipped = 4 + end + end +end
\ No newline at end of file diff --git a/spec/arel/algebra/unit/relations/table_spec.rb b/spec/arel/algebra/unit/relations/table_spec.rb new file mode 100644 index 0000000000..4821d92299 --- /dev/null +++ b/spec/arel/algebra/unit/relations/table_spec.rb @@ -0,0 +1,39 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Table do + before do + @relation = Table.new(:users) + end + + describe '[]' do + describe 'when given a', Symbol do + it "manufactures an attribute if the symbol names an attribute within the relation" do + @relation[:id].should == Attribute.new(@relation, :id) + @relation[:does_not_exist].should be_nil + end + end + + describe 'when given an', Attribute do + it "returns the attribute if the attribute is within the relation" do + @relation[@relation[:id]].should == @relation[:id] + end + + it "returns nil if the attribtue is not within the relation" do + another_relation = Table.new(:photos) + @relation[another_relation[:id]].should be_nil + end + end + + describe 'when given an', Expression do + before do + @expression = @relation[:id].count + end + + it "returns the Expression if the Expression is within the relation" do + @relation[@expression].should be_nil + end + end + end + end +end
\ No newline at end of file diff --git a/spec/arel/algebra/unit/relations/take_spec.rb b/spec/arel/algebra/unit/relations/take_spec.rb new file mode 100644 index 0000000000..6f8b4fd36e --- /dev/null +++ b/spec/arel/algebra/unit/relations/take_spec.rb @@ -0,0 +1,10 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Take do + before do + @relation = Table.new(:users) + @taken = 4 + end + end +end
\ No newline at end of file diff --git a/spec/arel/algebra/unit/relations/update_spec.rb b/spec/arel/algebra/unit/relations/update_spec.rb new file mode 100644 index 0000000000..c27afb48b2 --- /dev/null +++ b/spec/arel/algebra/unit/relations/update_spec.rb @@ -0,0 +1,9 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Update do + before do + @relation = Table.new(:users) + end + end +end
\ No newline at end of file diff --git a/spec/arel/algebra/unit/relations/where_spec.rb b/spec/arel/algebra/unit/relations/where_spec.rb new file mode 100644 index 0000000000..3f37b53138 --- /dev/null +++ b/spec/arel/algebra/unit/relations/where_spec.rb @@ -0,0 +1,18 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Where do + before do + @relation = Table.new(:users) + @predicate = @relation[:id].eq(1) + end + + describe '#initialize' do + it "manufactures nested where relations if multiple predicates are provided" do + another_predicate = @relation[:name].lt(2) + Where.new(@relation, @predicate, another_predicate). \ + should == Where.new(Where.new(@relation, another_predicate), @predicate) + end + end + end +end
\ No newline at end of file |