118 lines
3.5 KiB
Crystal
118 lines
3.5 KiB
Crystal
require "../spec_helper"
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private def add_sample_value(values : Spectator::Internals::SampleValues,
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symbol : Symbol, name : String, value : T) forall T
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values.add(symbol, name, value)
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end
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private def add_sample_value(symbol, name, value : T) forall T
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add_sample_value(Spectator::Internals::SampleValues.empty, symbol, name, value)
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end
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private def add_sample_value(symbol, value : T) forall T
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add_sample_value(symbol, symbol.to_s, value)
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end
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describe Spectator::Internals::SampleValues do
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describe "#add" do
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it "creates a new set" do
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original = Spectator::Internals::SampleValues.empty
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new_set = original.add(:new, "new", 123)
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new_set.should_not eq(original)
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end
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it "adds a new value" do
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symbol = :new
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value = 123
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values = add_sample_value(symbol, value)
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values.get_value(symbol, typeof(value)).should eq(value)
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end
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end
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describe "#get_wrapper" do
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it "returns a wrapper for a value" do
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symbol = :new
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value = 123
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values = add_sample_value(symbol, value)
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wrapper = values.get_wrapper(symbol)
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wrapper.should be_a(Spectator::Internals::ValueWrapper)
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end
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it "returns the correct wrapper" do
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symbol = :new
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value = 123
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values = add_sample_value(symbol, value)
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wrapper = values.get_wrapper(symbol)
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wrapper.should be_a(Spectator::Internals::TypedValueWrapper(typeof(value)))
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wrapper.as(Spectator::Internals::TypedValueWrapper(typeof(value))).value.should eq(value)
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end
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context "with multiple values" do
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it "returns the expected value" do
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symbols = {
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one: 123,
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two: 456,
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three: 789,
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}
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values = Spectator::Internals::SampleValues.empty
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symbols.each do |symbol, number|
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values = add_sample_value(values, symbol, symbol.to_s, number)
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end
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selected_symbol = :one
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selected_number = symbols[selected_symbol]
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wrapper = values.get_wrapper(selected_symbol)
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wrapper.should be_a(Spectator::Internals::TypedValueWrapper(typeof(selected_number)))
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wrapper.as(Spectator::Internals::TypedValueWrapper(typeof(selected_number))).value.should eq(selected_number)
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end
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end
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end
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describe "#get_value" do
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it "returns a value" do
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symbol = :new
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value = 123
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values = add_sample_value(symbol, value)
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values.get_value(symbol, typeof(value)).should eq(value)
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end
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context "with multiple values" do
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it "returns the expected value" do
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symbols = {
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one: 123,
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two: 456,
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three: 789,
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}
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values = Spectator::Internals::SampleValues.empty
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symbols.each do |symbol, number|
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values = add_sample_value(values, symbol, symbol.to_s, number)
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end
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selected_symbol = :one
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selected_number = symbols[selected_symbol]
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value = values.get_value(selected_symbol, typeof(selected_number))
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value.should eq(selected_number)
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end
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end
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end
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describe "#each" do
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it "yields each entry" do
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symbols = {
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one: 123,
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two: 456,
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three: 789,
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}
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values = Spectator::Internals::SampleValues.empty
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symbols.each do |symbol, number|
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values = add_sample_value(values, symbol, symbol.to_s, number)
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end
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size = 0
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values.each do |entry|
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size += 1
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symbols.keys.map(&.to_s).should contain(entry.name)
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end
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size.should eq(symbols.size)
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end
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end
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end
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