Add templates 6

config/generator_macros.j2

@@ -31,12 +31,17 @@ include("{{ exercise }}.jl")
 {%- endif %}
 {%- endmacro %}
 
-{# A Julia string literal, with \, " and $ escaped #}
+{# A Julia string literal, with \, ", $, newlines and tabs escaped #}
 {% macro julia_string(s) -%}
-"{{ s | replace("\\", "\\\\") | replace('"', '\\"') | replace("$", "\\$") }}"
+"{{ s | replace("\\", "\\\\") | replace('"', '\\"') | replace("$", "\\$") | replace("\n", "\\n") | replace("\t", "\\t") }}"
 {%- endmacro %}
 
 {# A Julia vector literal; string elements are quoted with julia_string, nested lists become nested vectors #}
 {% macro julia_vector(xs) -%}
 [{% for x in xs %}{% if x is string %}{{ julia_string(x) }}{% elif x is sequence %}{{ julia_vector(x) }}{% else %}{{ x }}{% endif %}{% if not loop.last %}, {% endif %}{% endfor %}]
 {%- endmacro %}
+
+{# A Julia Dict literal; string keys are quoted with julia_string, or as Chars if char_keys is true #}
+{% macro julia_dict(d, char_keys=false) -%}
+Dict({% for k, v in d.items() %}{% if char_keys %}'{{ k }}'{% else %}{{ julia_string(k) }}{% endif %} => {% if v is string %}{{ julia_string(v) }}{% elif v is sequence %}{{ julia_vector(v) }}{% else %}{{ v }}{% endif %}{% if not loop.last %}, {% endif %}{% endfor %})
+{%- endmacro %}

exercises/practice/etl/.meta/template.j2

@@ -0,0 +1,10 @@
+{%- import "generator_macros.j2" as macros with context -%}
+{{ macros.canonical_ref() }}
+
+{{ macros.header() }}
+{% for case in cases %}
+    @testset "{{ case["description"] }}" begin
+        @test transform(Dict({% for score, letters in case["input"]["legacy"].items() %}{{ score }} => [{% for c in letters %}'{{ c }}'{% if not loop.last %}, {% endif %}{% endfor %}]{% if not loop.last %}, {% endif %}{% endfor %})) == {{ macros.julia_dict(case["expected"], char_keys=true) }}
+    end
+{% endfor %}
+end

exercises/practice/etl/runtests.jl

@@ -1,37 +1,34 @@
+# These tests are auto-generated with test data from:
+# https://github.com/exercism/problem-specifications/tree/main/exercises/etl/canonical-data.json
+# File last updated on 2026-10-24
+
 using Test
 
 include("etl.jl")
 
 @testset verbose = true "tests" begin
     @testset "single letter" begin
-        input = Dict(1=>['A'])
-        output = Dict('a'=>1)
-        @test transform(input) == output
+        @test transform(Dict(1 => ['A'])) == Dict('a' => 1)
     end
 
     @testset "single score with multiple letters" begin
-        input = Dict(1=>['A', 'E', 'I', 'O', 'U'])
-        output = Dict('a'=>1, 'e'=>1, 'i'=>1, 'o'=>1, 'u'=>1)
-        @test transform(input) == output
+        @test transform(Dict(1 => ['A', 'E', 'I', 'O', 'U'])) ==
+              Dict('a' => 1, 'e' => 1, 'i' => 1, 'o' => 1, 'u' => 1)
     end
 
     @testset "multiple scores with multiple letters" begin
-        input = Dict(1=>['A', 'E'], 2=>['D', 'G'])
-        output = Dict('g'=>2, 'e'=>1, 'a'=>1, 'd'=>2)
-        @test transform(input) == output
+        @test transform(Dict(1 => ['A', 'E'], 2 => ['D', 'G'])) ==
+              Dict('a' => 1, 'd' => 2, 'e' => 1, 'g' => 2)
     end
 
     @testset "multiple scores with differing numbers of letters" begin
-        input = Dict(1=>[ 'A', 'E', 'I', 'O', 'U', 'L', 'N', 'R', 'S', 'T' ],
-                    2=>[ 'D', 'G' ], 3=>[ 'B', 'C', 'M', 'P' ],
-                    4=>[ 'F', 'H', 'V', 'W', 'Y' ], 5=>[ 'K' ],
-                    8=>[ 'J', 'X' ], 10=>[ 'Q', 'Z' ])
-        output = Dict('a'=>1, 'b'=>3,  'c'=>3, 'd'=>2, 'e'=>1,
-                    'f'=>4, 'g'=>2,  'h'=>4, 'i'=>1, 'j'=>8,
-                    'k'=>5, 'l'=>1,  'm'=>3, 'n'=>1, 'o'=>1,
-                    'p'=>3, 'q'=>10, 'r'=>1, 's'=>1, 't'=>1,
-                    'u'=>1, 'v'=>4,  'w'=>4, 'x'=>8, 'y'=>4,
-                    'z'=>10)
-        @test transform(input) == output
+        @test transform(Dict(1 => ['A', 'E', 'I', 'O', 'U', 'L', 'N', 'R', 'S', 'T'],
+                             2 => ['D', 'G'], 3 => ['B', 'C', 'M', 'P'],
+                             4 => ['F', 'H', 'V', 'W', 'Y'], 5 => ['K'], 8 => ['J', 'X'],
+                             10 => ['Q', 'Z'])) ==
+              Dict('a' => 1, 'b' => 3, 'c' => 3, 'd' => 2, 'e' => 1, 'f' => 4, 'g' => 2,
+                   'h' => 4, 'i' => 1, 'j' => 8, 'k' => 5, 'l' => 1, 'm' => 3, 'n' => 1,
+                   'o' => 1, 'p' => 3, 'q' => 10, 'r' => 1, 's' => 1, 't' => 1, 'u' => 1,
+                   'v' => 4, 'w' => 4, 'x' => 8, 'y' => 4, 'z' => 10)
     end
 end

exercises/practice/food-chain/.meta/template.j2

@@ -0,0 +1,10 @@
+{%- import "generator_macros.j2" as macros with context -%}
+{{ macros.canonical_ref() }}
+
+{{ macros.header() }}
+{% for case in cases %}
+    @testset "{{ case["description"] }}" begin
+        @test recite({{ case["input"]["startVerse"] }}, {{ case["input"]["endVerse"] }}) == {{ macros.julia_vector(case["expected"]) }}
+    end
+{% endfor %}
+end