61 lines
2.0 KiB
Plaintext
61 lines
2.0 KiB
Plaintext
open Jest
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open Reducer_TestHelpers
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describe("Parse for Bindings", () => {
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testParseOuterToBe("x", "Ok((:$$bindExpression (:$$bindings) :x))")
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testParseOuterToBe("x+1", "Ok((:$$bindExpression (:$$bindings) (:add :x 1)))")
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testParseOuterToBe(
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"y = x+1; y",
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"Ok((:$$bindExpression (:$$bindStatement (:$$bindings) (:$let :y (:add :x 1))) :y))",
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)
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})
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describe("Parse for Bindings", () => {
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testParsePartialToBe(
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"x",
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"Ok((:$$bindExpression (:$$bindStatement (:$$bindings) :x) (:$exportVariablesExpression)))",
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)
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testParsePartialToBe(
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"y=x",
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"Ok((:$$bindExpression (:$$bindStatement (:$$bindings) (:$let :y :x)) (:$exportVariablesExpression)))",
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)
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testParsePartialToBe(
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"y=x+1",
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"Ok((:$$bindExpression (:$$bindStatement (:$$bindings) (:$let :y (:add :x 1))) (:$exportVariablesExpression)))",
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)
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testParsePartialToBe(
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"y = x+1; z = y",
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"Ok((:$$bindExpression (:$$bindStatement (:$$bindStatement (:$$bindings) (:$let :y (:add :x 1))) (:$let :z :y)) (:$exportVariablesExpression)))",
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)
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})
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describe("Eval with Bindings", () => {
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testEvalBindingsToBe("x", list{("x", ExpressionValue.EvNumber(1.))}, "Ok(1)")
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testEvalBindingsToBe("x+1", list{("x", ExpressionValue.EvNumber(1.))}, "Ok(2)")
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testEvalBindingsToBe("y = x+1; y", list{("x", ExpressionValue.EvNumber(1.))}, "Ok(2)")
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})
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/*
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Partial code is a partial code fragment that is cut out from a larger code.
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Therefore it does not end with an expression.
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*/
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Only.describe("Eval Partial", () => {
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testEvalPartialBindingsToBe(
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// A partial cannot end with an expression
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"x",
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list{("x", ExpressionValue.EvNumber(1.))},
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"Error(Assignment expected)",
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)
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testEvalPartialBindingsToBe("y=x", list{("x", ExpressionValue.EvNumber(1.))}, "Ok({x: 1, y: 1})")
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testEvalPartialBindingsToBe(
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"y=x+1",
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list{("x", ExpressionValue.EvNumber(1.))},
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"Ok({x: 1, y: 2})",
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)
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MyOnly.testEvalPartialBindingsToBe(
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"y = x+1; z = y",
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list{("x", ExpressionValue.EvNumber(1.))},
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"Ok({x: 1, y: 2, z: 2})",
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)
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})
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