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require 'spec_helper'
describe Leaflet::ViewHelpers do
class TestView < ActionView::Base
end
before :all do
Leaflet.tile_layer = "http://{s}.somedomain.com/blabla/{z}/{x}/{y}.png"
Leaflet.attribution = "Some attribution statement"
Leaflet.max_zoom = 18
@view = TestView.new
end
it 'should mix in view helpers on initialization' do
expect(@view).to respond_to(:map)
end
it 'should set the method configuration options' do
result = @view.map(:center => {
:latlng => [51.52238797921441, -0.08366235665359283],
:zoom => 18
})
expect(result).to match(/L.tileLayer\('http:\/\/{s}.somedomain\.com\/blabla\/{z}\/{x}\/{y}\.png'/)
expect(result).to match(/attribution: 'Some attribution statement'/)
expect(result).to match(/maxZoom: 18/)
end
it 'should set subdomains if present' do
result = @view.map(:center => {
:latlng => [51.52238797921441, -0.08366235665359283],
:zoom => 18
}, :subdomains => ['otile1', 'otile2'])
expect(result).to match(/subdomains: \["otile1", "otile2"\]/)
end
it 'should not set subdomains if nil' do
result = @view.map(:center => {
:latlng => [51.52238797921441, -0.08366235665359283],
:zoom => 18
}, :subdomains => nil)
expect(result).not_to match(/subdomains:/)
end
it 'should generate a basic map with the correct latitude, longitude and zoom' do
result = @view.map(:center => {
:latlng => [51.52238797921441, -0.08366235665359283],
:zoom => 18
})
expect(result).to match(/map\.setView\(\[51.52238797921441, -0.08366235665359283\], 18\)/)
end
it 'should generate a marker' do
result = @view.map(:center => {
:latlng => [51.52238797921441, -0.08366235665359283],
:zoom => 18
},
:markers => [
{
:latlng => [51.52238797921441, -0.08366235665359283],
}
])
expect(result).to match(/marker = L\.marker\(\[51.52238797921441, -0.08366235665359283\]\).addTo\(map\)/)
end
it 'should generate a marker with a popup' do
result = @view.map(:center => {
:latlng => [51.52238797921441, -0.08366235665359283],
:zoom => 18
},
:markers => [
{
:latlng => [51.52238797921441, -0.08366235665359283],
:popup => "Hello!"
}
])
expect(result).to match(/marker = L\.marker\(\[51.52238797921441, -0.08366235665359283\]\).addTo\(map\)/)
expect(result).to match(/marker\.bindPopup\('Hello!'\)/)
end
it 'should generate a marker with a popup and a custom icon' do
icon_options = { :name => 'house',
:icon_url => 'images/house.png',
:shadow_url => 'images/house_shadow.png',
:icon_size => [38, 95],
:shadow_size => [50, 64],
:icon_anchor => [22, 94],
:shadow_anchor => [4, 62],
:popup_anchor => [-3, -76]}
result = @view.map(:center => {
:latlng => [51.52238797921441, -0.08366235665359283],
:zoom => 18
},
:markers => [
{
:latlng => [51.52238797921441, -0.08366235665359283],
:popup => "Hello!",
:icon => icon_options
}
])
expected_icon_def = "var #{icon_options[:name]}0 = L.icon({iconUrl: '#{icon_options[:icon_url]}', shadowUrl: '#{icon_options[:shadow_url]}', iconSize: #{icon_options[:icon_size]}, shadowSize: #{icon_options[:shadow_size]}, iconAnchor: #{icon_options[:icon_anchor]}, shadowAnchor: #{icon_options[:shadow_anchor]}, popupAnchor: #{icon_options[:popup_anchor]}})"
expect(result).to include(expected_icon_def)
expect(result).to match(/marker = L\.marker\(\[51.52238797921441, -0.08366235665359283\], \{icon: house\d+\}\).addTo\(map\)/)
expect(result).to match(/marker\.bindPopup\('Hello!'\)/)
end
it 'should generate many markers with popups and custom icons' do
icon_options = { :name => 'house',
:icon_url => 'images/house.png',
:shadow_url => 'images/house_shadow.png',
:icon_size => [38, 95],
:shadow_size => [50, 64],
:icon_anchor => [22, 94],
:shadow_anchor => [4, 62],
:popup_anchor => [-3, -76]}
result = @view.map(:center => {
:latlng => [51.52238797921441, -0.08366235665359283],
:zoom => 18
},
:markers => [
{
:latlng => [51.52238797921441, -0.08366235665359283],
:popup => "Hello!",
:icon => icon_options
},
{
:latlng => [51.54238797921441, -0.08566235665359283],
:popup => "Farewell!",
:icon => icon_options
}
])
expected_icon_def_1 = "var #{icon_options[:name]}0 = L.icon({iconUrl: '#{icon_options[:icon_url]}', shadowUrl: '#{icon_options[:shadow_url]}', iconSize: #{icon_options[:icon_size]}, shadowSize: #{icon_options[:shadow_size]}, iconAnchor: #{icon_options[:icon_anchor]}, shadowAnchor: #{icon_options[:shadow_anchor]}, popupAnchor: #{icon_options[:popup_anchor]}})"
expected_icon_def_2 = "var #{icon_options[:name]}1 = L.icon({iconUrl: '#{icon_options[:icon_url]}', shadowUrl: '#{icon_options[:shadow_url]}', iconSize: #{icon_options[:icon_size]}, shadowSize: #{icon_options[:shadow_size]}, iconAnchor: #{icon_options[:icon_anchor]}, shadowAnchor: #{icon_options[:shadow_anchor]}, popupAnchor: #{icon_options[:popup_anchor]}})"
expect(result).to include(expected_icon_def_1)
expect(result).to include(expected_icon_def_2)
expect(result).to match(/marker = L\.marker\(\[51.52238797921441, -0.08366235665359283\], \{icon: house\d+\}\).addTo\(map\)/)
expect(result).to match(/marker = L\.marker\(\[51.54238797921441, -0.08566235665359283\], \{icon: house\d+\}\).addTo\(map\)/)
expect(result).to match(/marker\.bindPopup\('Hello!'\)/)
expect(result).to match(/marker\.bindPopup\('Farewell!'\)/)
end
it 'should have defaults for icon options' do
icon_options = { :icon_url => 'images/house.png'}
result = @view.map(:center => {
:latlng => [51.52238797921441, -0.08366235665359283],
:zoom => 18
},
:markers => [
{
:latlng => [51.52238797921441, -0.08366235665359283],
:popup => "Hello!",
:icon => icon_options
}
])
expected_icon_def = "var icon0 = L.icon({iconUrl: '#{icon_options[:icon_url]}', shadowUrl: '', iconSize: [], shadowSize: [], iconAnchor: [0, 0], shadowAnchor: [0, 0], popupAnchor: [0, 0]})"
expect(result).to include(expected_icon_def)
expect(result).to match(/marker = L\.marker\(\[51.52238797921441, -0.08366235665359283\], \{icon: icon\d+\}\).addTo\(map\)/)
expect(result).to match(/marker\.bindPopup\('Hello!'\)/)
end
it 'should override the method configuration options if set' do
result = @view.map(:center => {
:latlng => [51.52238797921441, -0.08366235665359283],
:zoom => 18
},
:tile_layer => "http://{s}.someotherdomain.com/blabla/{z}/{x}/{y}.png",
:attribution => "Some other attribution text",
:max_zoom => 4
)
expect(result).to match(/L.tileLayer\('http:\/\/{s}.someotherdomain\.com\/blabla\/{z}\/{x}\/{y}\.png'/)
expect(result).to match(/attribution: 'Some other attribution text'/)
expect(result).to match(/maxZoom: 4/)
end
it 'should pass any configuration options to L.tileLayer if set' do
result = @view.map(:center => {
:latlng => [51.52238797921441, -0.08366235665359283],
:zoom => 18
},
:tile_layer => "http://{s}.someotherdomain.com/blabla/{z}/{x}/{y}.png",
:attribution => "Some other attribution text",
:max_zoom => 4,
:some_key => 'some value',
:key2 => 42
)
expect(result).to match(/L.tileLayer\('http:\/\/{s}.someotherdomain\.com\/blabla\/{z}\/{x}\/{y}\.png'/)
expect(result).to match(/attribution: 'Some other attribution text'/)
expect(result).to match(/maxZoom: 4/)
expect(result).to match(/someKey: 'some value'/)
expect(result).to match(/key2: '42'/)
end
it 'should have multiple map on single page' do
result = @view.map(:container_id => "first_map", :center => {
:latlng => [51.52238797921441, -0.08366235665359283],
})
result1 = @view.map(:container_id => "second_map", :center => {
:latlng => [51.62238797921441, -0.08366235665359284],
})
expect(result).to match(/id=\'first_map'/)
expect(result).to match(/L.map\('first_map'/)
expect(result1).to match(/id=\'second_map'/)
expect(result1).to match(/L.map\('second_map'/)
end
it 'should generate a map and add a circle' do
result = @view.map(
:container_id => "first_map",
:center => {
:latlng => [51.52238797921441, -0.08366235665359283]
},
:circles => [
{
:latlng => [51.52238797921441, -0.08366235665359283],
:radius => 12,
:color => 'red',
:fillColor => '#f03',
:fillOpacity => 0.5
}
])
expect(result).to match(/L.circle\(\[\'51.52238797921441\', \'-0.08366235665359283\'\], 12, \{
color: \'red\',
fillColor: \'#f03\',
fillOpacity: 0.5
\}\).addTo\(map\)/)
end
it 'should not create the container tag if no_container is set' do
result = @view.map(:center => {
:latlng => [51.52238797921441, -0.08366235665359283],
:zoom => 18
},
:no_container => true
)
expect(result).not_to match(/<div id='map'>/)
end
it 'should generate a map and add a polyline' do
result = @view.map(
:polylines => [{:latlngs => [[51.5, -0.08], [-51.5, 0.08]], :options => {:color => "green"}}]
)
expect(result).to match(Regexp.quote('L.polyline([[51.5, -0.08], [-51.5, 0.08]],{"color":"green"}).addTo(map);'))
end
it 'should generate a map and add fitbounds' do
result = @view.map(
:fitbounds => [[51.5, -0.08],[-51.5, 0.08]]
)
expect(result).to match(Regexp.quote("map.fitBounds(L.latLngBounds([[51.5, -0.08], [-51.5, 0.08]]));"))
end
it 'should not require a center option to generate a map' do
result = @view.map({})
expect(result).not_to match(Regexp.quote("map.setView"))
end
end
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