first passing test

This commit is contained in:
Daniel Barlow 2024-10-23 23:37:29 +01:00
commit 2286ae1a49
6 changed files with 194 additions and 0 deletions

24
elm.json Normal file
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{
"type": "application",
"source-directories": [
"src"
],
"elm-version": "0.19.1",
"dependencies": {
"direct": {
"elm/browser": "1.0.2",
"elm/core": "1.0.5",
"elm/html": "1.0.0"
},
"indirect": {
"elm/json": "1.1.3",
"elm/time": "1.0.0",
"elm/url": "1.0.0",
"elm/virtual-dom": "1.0.3"
}
},
"test-dependencies": {
"direct": {},
"indirect": {}
}
}

13
shell.nix Normal file
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with import <nixpkgs> {} ;
pkgs.mkShell {
packages = [
pkgs.caddy
pkgs.elmPackages.elm
pkgs.elmPackages.elm-format
pkgs.elmPackages.elm-optimize-level-2
pkgs.elmPackages.elm-review
pkgs.elmPackages.elm-test
# pkgs.nodejs_18
# pkgs.shellcheck
];
}

56
src/Main.elm Normal file
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module Main exposing (..)
import Browser
import Html exposing (Html, button, div, text)
import Html.Events exposing (onClick)
import Track exposing (Track)
-- MAIN
main =
Browser.sandbox { init = init, update = update, view = view }
-- MODEL
type alias Model = Track
init : Model
init =
Track.read "hello"
-- UPDATE
type Msg
= Increment
| Decrement
update : Msg -> Model -> Model
update msg model =
case msg of
Increment ->
model
Decrement ->
model
-- VIEW
view : Model -> Html Msg
view model =
div []
[ button [ onClick Decrement ] [ text "-" ]
, div [] [ text (String.fromInt (List.length model)) ]
, button [ onClick Increment ] [ text "+" ]
]

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src/Track.elm Normal file
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module Track exposing (Track, parse)
import Result
import Xml.Decode as XD exposing (path, single, list, float)
type alias Point =
{ lat : Float
, lon : Float
}
type alias Track = List Point
pointDecoder = XD.map2 Point
(XD.path ["ele"] (single float))
(XD.path ["ele"] (single float))
gpxDecoder =
(XD.path [ "trk", "trkseg", "trkpt" ] (XD.list pointDecoder))
parse str = XD.run gpxDecoder str

60
tests/Fixtures.elm Normal file
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module Fixtures exposing (threepoints)
threepoints = """
<?xml version="1.0" encoding="UTF-8"?>
<gpx
version="1.1"
creator="OpenTracks"
xmlns="http://www.topografix.com/GPX/1/1"
xmlns:topografix="http://www.topografix.com/GPX/Private/TopoGrafix/0/1"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:opentracks="http://opentracksapp.com/xmlschemas/v1"
xmlns:gpxtpx="http://www.garmin.com/xmlschemas/TrackPointExtension/v2"
xmlns:gpxtrkx="http://www.garmin.com/xmlschemas/TrackStatsExtension/v1"
xmlns:cluetrust="http://www.cluetrust.com/Schemas/"
xmlns:pwr="http://www.garmin.com/xmlschemas/PowerExtension/v1"
xsi:schemaLocation="http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd http://www.topografix.com/GPX/Private/TopoGrafix/0/1 http://www.topografix.com/GPX/Private/TopoGrafix/0/1/topografix.xsd http://www.garmin.com/xmlschemas/TrackPointExtension/v2 https://www8.garmin.com/xmlschemas/TrackPointExtensionv2.xsd http://www.garmin.com/xmlschemas/PowerExtension/v1 https://www8.garmin.com/xmlschemas/PowerExtensionv1.xsd http://www.garmin.com/xmlschemas/TrackStatsExtension/v1 http://www.cluetrust.com/Schemas http://www.cluetrust.com/Schemas/gpxdata10.xsd http://opentracksapp.com/xmlschemas/v1 http://opentracksapp.com/xmlschemas/OpenTracks_v1.xsd">
<trk>
<name><![CDATA[2024-10-23T08:34+01]]></name>
<desc><![CDATA[]]></desc>
<type><![CDATA[unknown]]></type>
<extensions>
</extensions>
<trkseg>
<trkpt lat="51.600643" lon="-0.01856">
<ele>64.8</ele>
<time>2024-10-23T08:40:52.256+01:00</time>
<extensions><gpxtpx:TrackPointExtension>
<gpxtpx:speed>8.49</gpxtpx:speed>
<gpxtpx:cad>110</gpxtpx:cad>
<pwr:PowerInWatts>89</pwr:PowerInWatts>
<opentracks:accuracy_horizontal>3.216</opentracks:accuracy_horizontal><opentracks:distance>17.08</opentracks:distance>
<cluetrust:distance>1,468.88</cluetrust:distance>
</gpxtpx:TrackPointExtension></extensions>
</trkpt>
<trkpt lat="51.600679" lon="-0.018179">
<ele>65.5</ele>
<time>2024-10-23T08:40:55.259+01:00</time>
<extensions><gpxtpx:TrackPointExtension>
<gpxtpx:speed>8.57</gpxtpx:speed>
<gpxtpx:cad>111</gpxtpx:cad>
<pwr:PowerInWatts>86</pwr:PowerInWatts>
<opentracks:accuracy_horizontal>3.216</opentracks:accuracy_horizontal><opentracks:distance>17.08</opentracks:distance>
<cluetrust:distance>1,485.96</cluetrust:distance>
</gpxtpx:TrackPointExtension></extensions>
</trkpt>
<trkpt lat="51.600697" lon="-0.018064">
<ele>66.2</ele>
<time>2024-10-23T08:40:56.231+01:00</time>
<extensions><gpxtpx:TrackPointExtension>
<gpxtpx:speed>8.62</gpxtpx:speed>
<gpxtpx:cad>111</gpxtpx:cad>
<pwr:PowerInWatts>86</pwr:PowerInWatts>
<opentracks:accuracy_horizontal>3.216</opentracks:accuracy_horizontal><opentracks:distance>10.675</opentracks:distance>
<cluetrust:distance>1,496.635</cluetrust:distance>
</gpxtpx:TrackPointExtension></extensions>
</trkpt>
</trkseg>
</trk>
</gpx>
"""

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tests/TrackTest.elm Normal file
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module TrackTest exposing (specs)
import Fixtures
import Track exposing (Track)
import Test exposing (..)
import Expect exposing (Expectation)
specs: Test
specs =
describe "XML Parsing"
[ test "it runs" <|
\_ ->
let
r = Track.parse Fixtures.threepoints
in
case r of
(Ok trk) -> Expect.equal (List.length trk) 3
_ -> Expect.fail "not ok"
]