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Add spec for GivenExampleGroupBuilder
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Michael Miller
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1 changed files with 321 additions and 0 deletions
321
spec/dsl/given_example_group_builder_spec.cr
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321
spec/dsl/given_example_group_builder_spec.cr
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require "../spec_helper"
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describe Spectator::DSL::GivenExampleGroupBuilder do
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describe "#add_child" do
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it "creates the correct number of children" do
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collection = %i[foo bar baz]
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", collection, "value", :foo)
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count = 4
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count.times do
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factory = Spectator::DSL::ExampleFactory.new(PassingExample)
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group_builder = Spectator::DSL::NestedExampleGroupBuilder.new("bar")
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builder.add_child(factory)
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builder.add_child(group_builder)
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end
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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all_children = group.map { |child| child.as(Spectator::ExampleGroup).to_a }.flatten
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all_children.size.should eq(2 * count * collection.size)
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end
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context "with an ExampleFactory" do
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it "creates an example for each item in the collection" do
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collection = %i[foo bar baz]
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", collection, "value", :foo)
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factory = Spectator::DSL::ExampleFactory.new(PassingExample)
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builder.add_child(factory)
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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all_children = group.map { |child| child.as(Spectator::ExampleGroup).to_a }.flatten
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all_children.all? { |child| child.is_a?(PassingExample) }.should be_true
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end
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end
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context "with an ExampleGroupBuilder" do
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it "creates a group for each item in the collection" do
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collection = %i[foo bar baz]
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", collection, "value", :foo)
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group_builder = Spectator::DSL::NestedExampleGroupBuilder.new("bar")
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builder.add_child(group_builder)
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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all_children = group.map { |child| child.as(Spectator::ExampleGroup).to_a }.flatten
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all_children.all? { |child| child.is_a?(Spectator::NestedExampleGroup) }.should be_true
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end
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end
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end
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describe "#add_before_all_hook" do
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it "adds a hook" do
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hook_called = false
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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builder.add_before_all_hook(->{
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hook_called = true
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})
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.run_before_all_hooks
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hook_called.should eq(true)
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end
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it "attachs the hook to just the top-level group" do
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call_count = 0
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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builder.add_before_all_hook(->{
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call_count += 1
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})
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.children.map(&.as(Spectator::ExampleGroup)).each(&.run_before_all_hooks)
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call_count.should eq(1)
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end
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it "supports multiple hooks" do
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call_count = 0
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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5.times do |i|
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builder.add_before_all_hook(->{
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call_count += i + 1
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})
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end
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.run_before_all_hooks
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call_count.should eq(15)
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end
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end
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describe "#add_before_each_hook" do
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it "adds a hook" do
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hook_called = false
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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builder.add_before_each_hook(->{
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hook_called = true
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})
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.run_before_each_hooks
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hook_called.should eq(true)
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end
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it "attachs the hook to just the top-level group" do
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call_count = 0
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collection = %i[foo bar]
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", collection, "value", :foo)
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builder.add_before_each_hook(->{
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call_count += 1
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})
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.children.map(&.as(Spectator::ExampleGroup)).each(&.run_before_each_hooks)
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call_count.should eq(collection.size)
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end
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it "supports multiple hooks" do
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call_count = 0
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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5.times do |i|
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builder.add_before_each_hook(->{
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call_count += i + 1
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})
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end
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.run_before_each_hooks
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call_count.should eq(15)
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end
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end
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describe "#add_after_all_hook" do
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it "adds a hook" do
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hook_called = false
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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builder.add_after_all_hook(->{
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hook_called = true
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})
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.run_after_all_hooks
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hook_called.should eq(true)
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end
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it "attachs the hook to just the top-level group" do
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call_count = 0
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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builder.add_after_all_hook(->{
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call_count += 1
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})
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.children.map(&.as(Spectator::ExampleGroup)).each(&.run_after_all_hooks)
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call_count.should eq(1)
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end
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it "supports multiple hooks" do
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call_count = 0
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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5.times do |i|
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builder.add_after_all_hook(->{
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call_count += i + 1
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})
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end
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.run_after_all_hooks
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call_count.should eq(15)
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end
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end
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describe "#add_after_each_hook" do
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it "adds a hook" do
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hook_called = false
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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builder.add_after_each_hook(->{
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hook_called = true
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})
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.run_after_each_hooks
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hook_called.should eq(true)
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end
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it "attachs the hook to just the top-level group" do
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call_count = 0
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collection = %i[foo bar]
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", collection, "value", :foo)
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builder.add_after_each_hook(->{
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call_count += 1
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})
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.children.map(&.as(Spectator::ExampleGroup)).each(&.run_after_each_hooks)
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call_count.should eq(collection.size)
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end
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it "supports multiple hooks" do
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call_count = 0
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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5.times do |i|
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builder.add_after_each_hook(->{
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call_count += i + 1
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})
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end
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.run_after_each_hooks
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call_count.should eq(15)
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end
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end
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describe "#build" do
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it "passes along the what value" do
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what = "TEST"
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builder = Spectator::DSL::GivenExampleGroupBuilder.new(what, %i[foo bar], "value", :foo)
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.what.should eq(what)
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end
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it "passes along the parent" do
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factory = Spectator::DSL::ExampleFactory.new(SpyExample)
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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builder.add_child(factory)
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.parent.should be(root)
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end
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it "passes along the sample values" do
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factory = Spectator::DSL::ExampleFactory.new(SpyExample)
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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builder.add_child(factory)
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symbol = :test
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values = Spectator::Internals::SampleValues.empty.add(symbol, "foo", 12345)
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, values)
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all_children = group.map { |child| child.as(Spectator::ExampleGroup).to_a }.flatten
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all_children.map(&.as(SpyExample)).all? { |child| child.sample_values.get_wrapper(symbol) }.should be_true
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end
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pending "it passes along the given value name" do
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symbol = :foo
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name = "value"
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factory = Spectator::DSL::ExampleFactory.new(SpyExample)
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], name, symbol)
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builder.add_child(factory)
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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all_children = group.map { |child| child.as(Spectator::ExampleGroup).to_a }.flatten
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# TODO: Ensure that all children have sample values with the name given to the builder.
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# There is currently no method to retrieve the value's name.
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end
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it "creates the correct number of sub-groups" do
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collection = %i[foo bar baz]
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", collection, "value", :foo)
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factory = Spectator::DSL::ExampleFactory.new(PassingExample)
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builder.add_child(factory)
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.children.size.should eq(collection.size)
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end
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it "passes the correct value to each sub-group" do
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factory = Spectator::DSL::ExampleFactory.new(SpyExample)
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symbol = :test
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count = 3
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collection = %i[foo bar baz]
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expected = Array.new(collection.size * count) { |i| collection[i / count] }
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", collection, "value", symbol)
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count.times { builder.add_child(factory) }
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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all_children = group.map { |child| child.as(Spectator::ExampleGroup).to_a }.flatten
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all_children.map { |child| child.as(SpyExample).sample_values.get_value(symbol, typeof(collection.first)) }.should eq(expected)
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end
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it "specifies the parent of the children correctly" do
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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3.times do
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factory = Spectator::DSL::ExampleFactory.new(PassingExample)
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group_builder = Spectator::DSL::NestedExampleGroupBuilder.new("baz")
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builder.add_child(factory)
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builder.add_child(group_builder)
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end
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.children.all? do |child|
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case (child)
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when Spectator::Example
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child.group == group
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when Spectator::NestedExampleGroup
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child.parent == group
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else
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false
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end
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end.should be_true
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end
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it "specifies the container for the parent of the sub-groups" do
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builder = Spectator::DSL::GivenExampleGroupBuilder.new("foobar", %i[foo bar], "value", :foo)
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3.times do
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factory = Spectator::DSL::ExampleFactory.new(PassingExample)
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group_builder = Spectator::DSL::NestedExampleGroupBuilder.new("baz")
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builder.add_child(factory)
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builder.add_child(group_builder)
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end
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root = Spectator::DSL::RootExampleGroupBuilder.new.build(Spectator::Internals::SampleValues.empty)
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group = builder.build(root, Spectator::Internals::SampleValues.empty)
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group.children.all? do |child|
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case (child)
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when Spectator::Example
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child.group == group
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when Spectator::NestedExampleGroup
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child.parent == group
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else
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false
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end
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end.should be_true
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end
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end
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end
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