84 lines
2.2 KiB
Ruby
84 lines
2.2 KiB
Ruby
#! /usr/bin/env ruby -S rspec
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require 'spec_helper'
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describe "the to_bytes function" do
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let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
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it "should exist" do
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expect(Puppet::Parser::Functions.function("to_bytes")).to eq("function_to_bytes")
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end
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it "should raise a ParseError if there is less than 1 arguments" do
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expect { scope.function_to_bytes([]) }.to( raise_error(Puppet::ParseError))
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end
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it "should convert kB to B" do
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result = scope.function_to_bytes(["4 kB"])
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expect(result).to(eq(4096))
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end
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it "should convert MB to B" do
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result = scope.function_to_bytes(["4 MB"])
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expect(result).to(eq(4194304))
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end
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it "should convert GB to B" do
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result = scope.function_to_bytes(["4 GB"])
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expect(result).to(eq(4294967296))
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end
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it "should convert TB to B" do
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result = scope.function_to_bytes(["4 TB"])
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expect(result).to(eq(4398046511104))
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end
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it "should convert PB to B" do
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result = scope.function_to_bytes(["4 PB"])
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expect(result).to(eq(4503599627370496))
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end
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it "should convert PB to B" do
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result = scope.function_to_bytes(["4 EB"])
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expect(result).to(eq(4611686018427387904))
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end
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it "should work without B in unit" do
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result = scope.function_to_bytes(["4 k"])
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expect(result).to(eq(4096))
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end
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it "should work without a space before unit" do
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result = scope.function_to_bytes(["4k"])
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expect(result).to(eq(4096))
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end
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it "should work without a unit" do
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result = scope.function_to_bytes(["5678"])
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expect(result).to(eq(5678))
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end
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it "should convert fractions" do
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result = scope.function_to_bytes(["1.5 kB"])
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expect(result).to(eq(1536))
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end
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it "should convert scientific notation" do
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result = scope.function_to_bytes(["1.5e2 B"])
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expect(result).to(eq(150))
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end
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it "should do nothing with a positive number" do
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result = scope.function_to_bytes([5678])
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expect(result).to(eq(5678))
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end
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it "should should raise a ParseError if input isn't a number" do
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expect { scope.function_to_bytes(["foo"]) }.to( raise_error(Puppet::ParseError))
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end
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it "should should raise a ParseError if prefix is unknown" do
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expect { scope.function_to_bytes(["5 uB"]) }.to( raise_error(Puppet::ParseError))
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end
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end
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